1 (* Specify-phase: specifying and modeling a problem or a subproblem. The
2 most important types are declared in mstools.sml.
5 (c) due to copyright terms
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13 (* TODO interne Funktionen aus sig entfernen *)
16 datatype additm = Add of SpecifyTools.itm | Err of string
17 val all_dsc_in : SpecifyTools.itm_ list -> Term.term list
18 val all_modspec : ptree * pos' -> ptree * pos'
19 datatype appl = Appl of tac_ | Notappl of string
23 SpecifyTools.ori list ->
24 SpecifyTools.itm list ->
25 (string * (Term.term * Term.term)) list -> cterm' -> additm
28 val chk_vars : term ppc -> string * Term.term list
30 theory -> int * term list * term list -> term
32 theory -> term list * term list -> term list
33 val complete_metitms :
34 SpecifyTools.ori list ->
35 SpecifyTools.itm list ->
36 SpecifyTools.itm list -> pat list -> SpecifyTools.itm list
37 val complete_mod_ : ori list * pat list * pat list * itm list ->
39 val complete_mod : ptree * pos' -> ptree * (pos * pos_)
40 val complete_spec : ptree * pos' -> ptree * pos'
42 pat list -> preori list -> pat -> preori
43 val e_calcstate : calcstate
44 val e_calcstate' : calcstate'
45 val eq1 : ''a -> 'b * (''a * 'c) -> bool
47 ''a -> Term.term -> 'b * 'c * 'd * ''a * SpecifyTools.itm_ -> bool
48 val eq4 : ''a -> 'b * ''a list * 'c * 'd * 'e -> bool
50 'a * 'b * 'c * 'd * SpecifyTools.itm_ ->
51 'e * 'f * 'g * Term.term * 'h -> bool
52 val eq_dsc : SpecifyTools.itm * SpecifyTools.itm -> bool
53 val eq_pos' : ''a * pos_ -> ''a * pos_ -> bool
54 val f_mout : theory -> mout -> Term.term
56 SpecifyTools.ori list ->
57 SpecifyTools.itm list -> SpecifyTools.ori list
59 SpecifyTools.ori list ->
60 ('a * (Term.term * 'b)) list -> SpecifyTools.ori list
61 val foldl1 : ('a * 'a -> 'a) -> 'a list -> 'a
62 val foldr1 : ('a * 'a -> 'a) -> 'a list -> 'a
63 val form : 'a -> ptree -> (string * ('a * pos_) * Term.term) list
64 val formres : 'a -> ptree -> (string * ('a * pos_) * Term.term) list
65 val gen_ins' : ('a * 'a -> bool) -> 'a * 'a list -> 'a list
67 (string * (pos * pos_) * Term.term) list list ->
68 pos -> ptree list -> (string * (pos * pos_) * Term.term) list
70 (string * (pos * pos_) * Term.term) list list ->
71 posel list -> ptree list -> (string * (pos * pos_) * Term.term) list
72 val get_interval : pos' -> pos' -> int -> ptree -> (pos' * term) list
73 val get_ocalhd : ptree * pos' -> ocalhd
74 val get_spec_form : tac_ -> pos' -> ptree -> mout
77 SpecifyTools.ori -> SpecifyTools.itm -> string * cterm'
78 val getr_ct : theory -> SpecifyTools.ori -> string * cterm'
79 val has_list_type : Term.term -> bool
80 val header : pos_ -> pblID -> metID -> pblmet
83 int * SpecifyTools.vats * bool * string * SpecifyTools.itm_ ->
84 SpecifyTools.itm list -> SpecifyTools.itm list
86 SpecifyTools.itm -> SpecifyTools.itm list -> SpecifyTools.itm list
87 val is_complete_mod : ptree * pos' -> bool
88 val is_complete_mod_ : SpecifyTools.itm list -> bool
89 val is_complete_modspec : ptree * pos' -> bool
90 val is_complete_spec : ptree * pos' -> bool
91 val is_copy_named : 'a * ('b * Term.term) -> bool
92 val is_copy_named_idstr : string -> bool
93 val is_error : SpecifyTools.itm_ -> bool
94 val is_field_correct : ''a -> ''b -> (''a * ''b list) list -> bool
98 SpecifyTools.ori list ->
99 Term.term -> string * SpecifyTools.ori * Term.term list
100 val is_list_type : Term.typ -> bool
101 val is_notyet_input :
103 SpecifyTools.itm list ->
106 ('a * (Term.term * Term.term)) list -> string * SpecifyTools.itm
107 val is_parsed : SpecifyTools.itm_ -> bool
108 val is_untouched : SpecifyTools.itm -> bool
113 (int list * string * Term.term * Term.term list) list ->
114 (int list * string * Term.term * Term.term list) list
116 theory -> pat list -> Term.term list -> SpecifyTools.ori list
117 val maxl : int list -> int
118 val match_ags_msg : string list -> Term.term -> Term.term list -> unit
119 val memI : ''a list -> ''a -> bool
120 val mk_additem : string -> cterm' -> tac
121 val mk_delete : theory -> string -> SpecifyTools.itm_ -> tac
123 theory -> pat -> Term.term -> SpecifyTools.preori option
126 SpecifyTools.ori list ->
127 (string * (Term.term * 'a)) list ->
128 SpecifyTools.itm list -> (string * cterm') option
129 val nxt_model_pbl : tac_ -> ptree * (int list * pos_) -> tac_
133 SpecifyTools.ori list ->
135 SpecifyTools.itm list * SpecifyTools.itm list ->
136 (string * (Term.term * 'a)) list * (string * (Term.term * 'b)) list ->
138 val nxt_specif : tac -> ptree * (int list * pos_) -> calcstate'
139 val nxt_specif_additem :
140 string -> cterm' -> ptree * (int list * pos_) -> calcstate'
141 val nxt_specify_init_calc : fmz -> calcstate
142 val ocalhd_complete :
143 SpecifyTools.itm list ->
144 (bool * Term.term) list -> domID * pblID * metID -> bool
146 pat list -> ori -> itm
150 Term.term -> Term.term list -> SpecifyTools.ori -> SpecifyTools.itm
153 int * SpecifyTools.vats * bool * string * SpecifyTools.itm_ ->
154 SpecifyTools.itm list ->
155 (int * SpecifyTools.vats * bool * string * SpecifyTools.itm_) list
156 val parse_ok : SpecifyTools.itm_ list -> bool
157 val posform2str : pos' * ptform -> string
158 val posforms2str : (pos' * ptform) list -> string
159 val posterms2str : (pos' * term) list -> string (*tests only*)
160 val ppc135list : 'a SpecifyTools.ppc -> 'a list
161 val ppc2list : 'a SpecifyTools.ppc -> 'a list
163 ptree * (int list * pos_) ->
164 ptform * tac option * Term.term list
165 val pt_form : ppobj -> ptform
166 val pt_model : ppobj -> pos_ -> ptform
167 val reset_calchead : ptree * pos' -> ptree * pos'
171 Term.term * Term.term list ->
172 (int * SpecifyTools.vats * string * Term.term * Term.term list) list
173 -> string * SpecifyTools.ori * Term.term list
178 (int * SpecifyTools.vats * string * Term.term * Term.term list) list
179 -> string * SpecifyTools.ori * Term.term list
181 int -> SpecifyTools.itm list -> SpecifyTools.itm option
182 val show_pt : ptree -> unit
183 val some_spec : spec -> spec -> spec
189 (posel list * pos_) * ((posel list * pos_) * istate) * mout * tac *
191 val specify_additem :
197 (pos * pos_) * ((pos * pos_) * istate) * mout * tac * safe * ptree
198 val tag_form : theory -> term * term -> term
199 val test_types : theory -> Term.term * Term.term list -> string
200 val typeless : Term.term -> Term.term
201 val unbound_ppc : term SpecifyTools.ppc -> Term.term list
202 val vals_of_oris : SpecifyTools.ori list -> Term.term list
203 val variants_in : Term.term list -> int
204 val vars_of_pbl_ : ('a * ('b * Term.term)) list -> Term.term list
205 val vars_of_pbl_' : ('a * ('b * Term.term)) list -> Term.term list
212 (*---------------------------------------------------------------------*)
213 structure CalcHead (**): CALC_HEAD(**) =
216 (*---------------------------------------------------------------------*)
220 (*.the state wich is stored after each step of calculation; it contains
221 the calc-state and a list of [tac,istate](="tacis") to be applied.
222 the last_elem tacis is the first to apply to the calc-state and
223 the (only) one shown to the front-end as the 'proposed tac'.
224 the calc-state resulting from the application of tacis is not stored,
225 because the tacis hold enought information for efficiently rebuilding
226 this state just by "fun generate ".*)
228 (ptree * pos') * (*the calc-state to which the tacis could be applied*)
229 (taci list); (*ev. several (hidden) steps;
230 in REVERSE order: first tac_ to apply is last_elem*)
231 val e_calcstate = ((EmptyPtree, e_pos'), [e_taci]):calcstate;
233 (*the state used during one calculation within the mathengine; it contains
234 a list of [tac,istate](="tacis") which generated the the calc-state;
235 while this state's tacis are extended by each (internal) step,
236 the calc-state is used for creating new nodes in the calc-tree
237 (eg. applicable_in requires several particular nodes of the calc-tree)
238 and then replaced by the the newly created;
239 on leave of the mathengine the resuing calc-state is dropped anyway,
240 because the tacis hold enought information for efficiently rebuilding
241 this state just by "fun generate ".*)
243 taci list * (*cas. several (hidden) steps;
244 in REVERSE order: first tac_ to apply is last_elem*)
245 pos' list * (*a "continuous" sequence of pos',
246 deleted by application of taci list*)
247 (ptree * pos'); (*the calc-state resulting from the application of tacis*)
248 val e_calcstate' = ([e_taci], [e_pos'], (EmptyPtree, e_pos')):calcstate';
250 (*FIXXXME.WN020430 intermediate hack for fun ass_up*)
251 fun f_mout thy (Form' (FormKF (_,_,_,_,f))) = (term_of o the o (parse thy)) f
252 | f_mout thy _ = raise error "f_mout: not called with formula";
255 (*.is the calchead complete ?.*)
256 fun ocalhd_complete (its: itm list) (pre: (bool * term) list) (dI,pI,mI) =
257 foldl and_ (true, map #3 its) andalso
258 foldl and_ (true, map #1 pre) andalso
259 dI<>e_domID andalso pI<>e_pblID andalso mI<>e_metID;
262 (* make a term 'typeless' for comparing with another 'typeless' term;
263 'type-less' usually is illtyped *)
264 fun typeless (Const(s,_)) = (Const(s,e_type))
265 | typeless (Free(s,_)) = (Free(s,e_type))
266 | typeless (Var(n,_)) = (Var(n,e_type))
267 | typeless (Bound i) = (Bound i)
268 | typeless (Abs(s,_,t)) = Abs(s,e_type, typeless t)
269 | typeless (t1 $ t2) = (typeless t1) $ (typeless t2);
271 > val (SOME ct) = parse thy "max_relation (A=#2*a*b - a^^^#2)";
272 > val (_,t1) = split_dsc_t hs (term_of ct);
273 > val (SOME ct) = parse thy "A=#2*a*b - a^^^#2";
274 > val (_,t2) = split_dsc_t hs (term_of ct);
275 > typeless t1 = typeless t2;
281 (*.to an input (d,ts) find the according ori and insert the ts.*)
282 (*WN.11.03: + dont take first inter<>[]*)
283 fun seek_oridts thy sel (d,ts) [] =
284 ("'"^(Syntax.string_of_term (thy2ctxt thy) (comp_dts thy (d,ts)))^
285 "' not found (typed)", (0,[],sel,d,ts):ori, [])
286 (* val (id,vat,sel',d',ts')::oris = ori;
287 val (id,vat,sel',d',ts') = ori;
289 | seek_oridts thy sel (d,ts) ((id,vat,sel',d',ts')::(oris:ori list)) =
290 if sel = sel' andalso d=d' andalso (inter op = ts ts') <> []
293 (id,vat,sel,d, inter op = ts ts'):ori,
295 else ((Syntax.string_of_term (thy2ctxt thy) (comp_dts thy (d,ts)))
299 else seek_oridts thy sel (d,ts) oris;
301 (*.to an input (_,ts) find the according ori and insert the ts.*)
302 fun seek_orits thy sel ts [] =
304 (strs2str (map (Syntax.string_of_term (thy2ctxt thy)) ts))^
305 "' not found (typed)", e_ori_, [])
306 | seek_orits thy sel ts ((id,vat,sel',d,ts')::(oris:ori list)) =
307 if sel = sel' andalso (inter op = ts ts') <> []
310 (id,vat,sel,d, inter op = ts ts'):ori,
312 else (((strs2str' o map (Syntax.string_of_term (thy2ctxt thy))) ts)
316 else seek_orits thy sel ts oris;
318 > val ((id,vat,sel',d,ts')::(ori':ori)) = ori;
319 > seek_orits thy sel ts [(id,vat,sel',d,ts')];
320 uncaught exception TYPE
321 > seek_orits thy sel ts [];
322 uncaught exception TYPE
325 (*find_first item with #1 equal to id*)
326 fun seek_ppc id [] = NONE
327 | seek_ppc id (p::(ppc:itm list)) =
328 if id = #1 p then SOME p else seek_ppc id ppc;
332 (*---------------------------------------------(3) nach ptyps.sml 23.3.02*)
335 datatype appl = Appl of tac_ | Notappl of string;
337 fun ppc2list ({Given=gis,Where=whs,Find=fis,
338 With=wis,Relate=res}: 'a ppc) =
339 gis @ whs @ fis @ wis @ res;
340 fun ppc135list ({Given=gis,Find=fis,Relate=res,...}: 'a ppc) =
346 (* get the number of variants in a problem in 'original',
347 assumes equal descriptions in immediate sequence *)
349 let fun eq(x,y) = head_of x = head_of y;
350 fun cnt eq [] y n = ([n],[])
351 | cnt eq (x::xs) y n = if eq(x,y) then cnt eq xs y (n+1)
353 fun coll eq xs [] = xs
354 | coll eq xs (y::ys) =
355 let val (n,ys') = cnt eq (y::ys) y 0;
356 in if ys' = [] then xs @ n else coll eq (xs @ n) ys' end;
357 val vts = subtract op = [1] (distinct (coll eq [] ts));
358 in case vts of [] => 1 | [n] => n
359 | _ => error "different variants in formalization" end;
361 > cnt (op=) [2,2,2,4,5,5,5,5,5] 2 0;
362 val it = ([3],[4,5,5,5,5,5]) : int list * int list
363 > coll (op=) [] [1,2,2,2,4,5,5,5,5,5];
364 val it = [1,3,1,5] : int list
367 fun is_list_type (Type("List.list",_)) = true
368 | is_list_type _ = false;
369 (* fun destr (Type(str,sort)) = (str,sort);
370 > val (SOME ct) = parse thy "lll::real list";
371 > val ty = (#T o rep_cterm) ct;
375 val it = ("List.list",["RealDef.real"]) : string * typ list
376 > atomty ((#t o rep_cterm) ct);
378 *** Free ( lll, real list)
381 > val (SOME ct) = parse thy "[lll::real]";
382 > val ty = (#T o rep_cterm) ct;
386 val it = ("List.list",["'a"]) : string * typ list
387 > atomty ((#t o rep_cterm) ct);
389 *** Const ( List.list.Cons, [real, real list] => real list)
390 *** Free ( lll, real)
391 *** Const ( List.list.Nil, real list)
393 > val (SOME ct) = parse thy "lll";
394 > val ty = (#T o rep_cterm) ct;
396 val it = false : bool *)
399 fun has_list_type (Free(_,T)) = is_list_type T
400 | has_list_type _ = false;
402 > val (SOME ct) = parse thy "lll::real list";
403 > has_list_type (term_of ct);
405 > val (SOME ct) = parse thy "[lll::real]";
406 > has_list_type (term_of ct);
407 val it = false : bool *)
409 fun is_parsed (Syn _) = false
410 | is_parsed _ = true;
411 fun parse_ok its = foldl and_ (true, map is_parsed its);
413 fun all_dsc_in itm_s =
415 fun d_in (Cor ((d,_),_)) = [d]
418 | d_in (Inc ((d,_),_)) = [d]
419 | d_in (Sup (d,_)) = [d]
420 | d_in (Mis (d,_)) = [d];
421 in (flat o (map d_in)) itm_s end;
424 fun is_Syn (Syn _) = true
425 | is_Syn (Typ _) = true
428 fun is_error (Cor (_,ts)) = false
429 | is_error (Sup (_,ts)) = false
430 | is_error (Inc (_,ts)) = false
431 | is_error (Mis (_,ts)) = false
435 fun ct_in (Syn (c)) = c
436 | ct_in (Typ (c)) = c
437 | ct_in _ = raise error "ct_in called for Cor .. Sup";
440 (*#############################################################*)
441 (*#############################################################*)
442 (* vvv--- aus nnewcode.sml am 30.1.00 ---vvv *)
445 (* testdaten besorgen:
446 use"test-coil-kernel.sml";
447 val (PblObj{origin=(oris,_,_),meth={ppc=itms,...},...}) =
452 variant V: oris union ppc => int, id ID: oris union ppc => int
455 EX vt:V. ALL r:oris --> EX i:ppc. ID r = ID i & complete i
458 @vt = max sum(i : ppc) V i
464 > ((vts_cnt (vts_in itms))) itms;
469 > val vts = vts_in itms;
470 val vts = [1,2,3] : int list
471 > val nvts = vts_cnt vts itms;
472 val nvts = [(1,6),(2,5),(3,7)] : (int * int) list
473 > val mx = max2 nvts;
474 val mx = (3,7) : int * int
475 > val v = max_vt itms;
477 --------------------------
481 (*.get the first term in ts from ori.*)
482 (* val (_,_,fd,d,ts) = hd miss;
484 fun getr_ct thy ((_,_,fd,d,ts):ori) =
485 (fd, ((Syntax.string_of_term (thy2ctxt thy)) o
486 (comp_dts thy)) (d,[hd ts]):cterm');
487 (* val t = comp_dts thy (d,[hd ts]);
490 (* get a term from ori, notyet input in itm *)
491 fun geti_ct thy ((_,_,_,d,ts):ori) ((_,_,_,fd,itm_):itm) =
492 (fd, ((Syntax.string_of_term (thy2ctxt thy)) o (comp_dts thy))
493 (d, subtract op = (ts_in itm_) ts):cterm');
494 (* test-maximum.sml fmy <> [], Init_Proof ...
495 val (_,_,_,d,ts) = ori; val (_,_,_,fd,itm_) = hd icl;
496 val d' $ ts' = (term_of o the o (parse thy)) "fixedValues [r=Arbfix]";
501 cterm_of thy (d $ (hd ts));
502 cterm_of thy (d' $ ts');
508 (* in FE dsc, not dat: this is in itms ...*)
509 fun is_untouched ((_,_,false,_,Inc((_,[]),_)):itm) = true
510 | is_untouched _ = false;
513 (* select an item in oris, notyet input in itms
514 (precondition: in itms are only Cor, Sup, Inc) *)
517 | x mem (y :: ys) = x = y orelse x mem ys;
519 fun nxt_add thy ([]:ori list) pbt itms = (*root (only) ori...fmz=[]*)
521 fun test_d d ((i,_,_,_,itm_):itm) = (d = (d_in itm_)) andalso i<>0;
522 fun is_elem itms (f,(d,t)) =
523 case find_first (test_d d) itms of
524 SOME _ => true | NONE => false;
525 in case filter_out (is_elem itms) pbt of
526 (* val ((f,(d,_))::itms) = filter_out (is_elem itms) pbt;
529 SOME (f:string, ((Syntax.string_of_term (thy2ctxt thy)) o comp_dts thy) (d,[]):cterm')
532 (* val (thy,itms) = (assoc_thy (if dI=e_domID then dI' else dI),pbl);
534 | nxt_add thy oris pbt itms =
536 fun testr_vt v ori = (curry (op mem) v) (#2 (ori:ori))
537 andalso (#3 ori) <>"#undef";
538 fun testi_vt v itm = (curry (op mem) v) (#2 (itm:itm));
539 fun test_id ids r = curry (op mem) (#1 (r:ori)) ids;
540 (* val itm = hd icl; val (_,_,_,d,ts) = v6;
542 fun test_subset (itm:itm) ((_,_,_,d,ts):ori) =
543 (d_in (#5 itm)) = d andalso subset op = (ts_in (#5 itm), ts);
544 fun false_and_not_Sup((i,v,false,f,Sup _):itm) = false
545 | false_and_not_Sup (i,v,false,f, _) = true
546 | false_and_not_Sup _ = false;
548 val v = if itms = [] then 1 else max_vt itms;
549 val vors = if v = 0 then oris else filter (testr_vt v) oris;(*oris..vat*)
550 val vits = if v = 0 then itms (*because of dsc without dat*)
551 else filter (testi_vt v) itms; (*itms..vat*)
552 val icl = filter false_and_not_Sup vits; (* incomplete *)
554 then case filter_out (test_id (map #1 vits)) vors of
556 (* val miss = filter_out (test_id (map #1 vits)) vors;
558 | miss => SOME (getr_ct thy (hd miss))
560 case find_first (test_subset (hd icl)) vors of
561 (* val SOME ori = find_first (test_subset (hd icl)) vors;
563 NONE => raise error "nxt_add: EX itm. not(dat(itm)<=dat(ori))"
564 | SOME ori => SOME (geti_ct thy ori (hd icl))
570 fun mk_delete thy "#Given" itm_ = Del_Given (itm_out thy itm_)
571 | mk_delete thy "#Find" itm_ = Del_Find (itm_out thy itm_)
572 | mk_delete thy "#Relate" itm_ = Del_Relation(itm_out thy itm_)
573 | mk_delete thy str _ =
574 raise error ("mk_delete: called with field '"^str^"'");
575 fun mk_additem "#Given" ct = Add_Given ct
576 | mk_additem "#Find" ct = Add_Find ct
577 | mk_additem "#Relate"ct = Add_Relation ct
579 raise error ("mk_additem: called with field '"^str^"'");
585 (* find the next tac in specify (except nxt_model_pbl)
586 4.00.: TODO: do not return a pos !!!
587 (sind from DG comes the _OLD_ writepos)*)
589 > val (pbl,pbt,mpc) =(pbl',get_pbt cpI,(#ppc o get_met) cmI);
590 > val (dI,pI,mI) = empty_spec;
591 > nxt_spec Pbl (oris:ori list) ((dI',pI',mI'):spec(*original*))
592 ((pbl:itm list), (met:itm list)) (pbt,mpc) ((dI,pI,mI):spec);
595 > val met = [];val (pbt,mpc) = (get_pbt pI',(#ppc o get_met) mI');
596 > val (dI,pI,mI) = empty_spec;
597 > nxt_spec Pbl (oris:ori list) ((dI',pI',mI'):spec(*original*))
598 ((pbl:itm list), (met:itm list)) (pbt,mpc) ((dI,pI,mI):spec);
601 (*. determine the next step of specification;
602 not done here: Refine_Tacitly (otherwise *** unknown method: (..., no_met))
603 eg. in rootpbl 'no_met':
605 preok predicates are _all_ ok, or problem matches completely
606 oris immediately from formalization
607 (dI',pI',mI') specification coming from author/parent-problem
608 (pbl, item lists specified by user
609 met) -"-, tacitly completed by copy_probl
610 (dI,pI,mI) specification explicitly done by the user
611 (pbt, mpc) problem type, guard of method
613 (* val (preok,pbl,pbt,mpc)=(pb,pbl',(#ppc o get_pbt) cpI,(#ppc o get_met) cmI);
614 val (preok,pbl,pbt,mpc)=(pb,pbl',ppc,(#ppc o get_met) cmI);
615 val (Pbl, preok, oris, (dI',pI',mI'), (pbl,met), (pbt,mpc), (dI,pI,mI)) =
616 (p_, pb, oris, (dI',pI',mI'), (probl,meth),
617 (ppc, (#ppc o get_met) cmI), (dI,pI,mI));
619 fun nxt_spec Pbl preok (oris:ori list) ((dI',pI',mI'):spec)
620 ((pbl:itm list), (met:itm list)) (pbt,mpc) ((dI,pI,mI):spec) =
621 ((*writeln"### nxt_spec Pbl";*)
622 if dI'=e_domID andalso dI=e_domID then (Pbl, Specify_Theory dI')
623 else if pI'=e_pblID andalso pI=e_pblID then (Pbl, Specify_Problem pI')
624 else case find_first (is_error o #5) (pbl:itm list) of
625 SOME (_,_,_,fd,itm_) =>
627 (assoc_thy (if dI=e_domID then dI' else dI)) fd itm_)
629 ((*writeln"### nxt_spec is_error NONE";*)
630 case nxt_add (assoc_thy (if dI=e_domID then dI' else dI))
632 (* val SOME (fd,ct') = nxt_add (assoc_thy (if dI=e_domID then dI' else dI))
635 SOME (fd,ct') => ((*writeln"### nxt_spec nxt_add SOME";*)
636 (Pbl, mk_additem fd ct'))
637 | NONE => (*pbl-items complete*)
638 if not preok then (Pbl, Refine_Problem pI')
640 if dI = e_domID then (Pbl, Specify_Theory dI')
641 else if pI = e_pblID then (Pbl, Specify_Problem pI')
642 else if mI = e_metID then (Pbl, Specify_Method mI')
644 case find_first (is_error o #5) met of
645 SOME (_,_,_,fd,itm_) =>
646 (Met, mk_delete (assoc_thy dI) fd itm_)
648 (case nxt_add (assoc_thy dI) oris mpc met of
649 SOME (fd,ct') => (*30.8.01: pre?!?*)
650 (Met, mk_additem fd ct')
652 ((*Solv 3.4.00*)Met, Apply_Method mI))))
653 (* val preok=pb; val (pbl, met) = (pbl,met');
654 val (pbt,mpc)=((#ppc o get_pbt) cpI,(#ppc o get_met) cmI);
655 val (Met, preok, oris, (dI',pI',mI'), (pbl,met), (pbt,mpc), (dI,pI,mI)) =
656 (p_, pb, oris, (dI',pI',mI'), (probl,meth),
657 (ppc, (#ppc o get_met) cmI), (dI,pI,mI));
659 | nxt_spec Met preok oris (dI',pI',mI') (pbl, met) (pbt,mpc) (dI,pI,mI) =
660 ((*writeln"### nxt_spec Met"; *)
661 case find_first (is_error o #5) met of
662 SOME (_,_,_,fd,itm_) =>
663 (Met, mk_delete (assoc_thy (if dI=e_domID then dI' else dI)) fd itm_)
665 case nxt_add (assoc_thy (if dI=e_domID then dI' else dI))oris mpc met of
666 SOME (fd,ct') => (Met, mk_additem fd ct')
668 ((*writeln"### nxt_spec Met: nxt_add NONE";*)
669 if dI = e_domID then (Met, Specify_Theory dI')
670 else if pI = e_pblID then (Met, Specify_Problem pI')
671 else if not preok then (Met, Specify_Method mI)
672 else (Met, Apply_Method mI)));
675 val itms = [(1,[1],true,"#Find",Cor(e_term,[e_term])):itm,
676 (2,[2],true,"#Find",Syn("empty"))];
680 (* ^^^--- aus nnewcode.sml am 30.1.00 ---^^^ *)
681 (*#############################################################*)
682 (*#############################################################*)
683 (* vvv--- aus nnewcode.sml vor 29.1.00 ---vvv *)
686 fun update_itm (cl,d,ts) ((id,vt,_,sl,Cor (_,_)):itm) =
687 (id,vt,cl,sl,Cor (d,ts)):itm
688 | update_itm (cl,d,ts) (id,vt,_,sl,Syn (_)) =
689 raise error ("update_itm "^((Syntax.string_of_term (thy2ctxt thy)) (comp_dts thy (d,ts)))^
690 " not not for Syn (s:cterm')")
691 | update_itm (cl,d,ts) (id,vt,_,sl,Typ (_)) =
692 raise error ("update_itm "^((Syntax.string_of_term (thy2ctxt thy)) (comp_dts thy (d,ts)))^
693 " not not for Typ (s:cterm')")
694 | update_itm (cl,d,ts) (id,vt,_,sl,Fal (_,_)) =
695 (id,vt,cl,sl,Fal (d,ts))
696 | update_itm (cl,d,ts) (id,vt,_,sl,Inc (_,_)) =
697 (id,vt,cl,sl,Inc (d,ts))
698 | update_itm (cl,d,ts) (id,vt,_,sl,Sup (_,_)) =
699 (id,vt,cl,sl,Sup (d,ts));
705 fun is_field_correct sel d dscpbt =
706 case assoc (dscpbt, sel) of
708 | SOME ds => member op = ds d;
710 (*. update the itm_ already input, all..from ori .*)
711 (* val (id,vt,fd,d,ts) = (i,v,f,d,ts\\ts');
713 fun ori_2itm thy itm_ pid all ((id,vt,fd,d,ts):ori) =
715 val ts' = union op = (ts_in itm_) ts;
716 val pval = pbl_ids' thy d ts'
717 (*WN.9.5.03: FIXXXME [#0, epsilon]
718 here would upd_penv be called for [#0, epsilon] etc. *)
719 val complete = if eq_set op = (ts', all) then true else false;
722 (if fd = "#undef" then (id,vt,complete,fd,Sup(d,ts'))
723 else (id,vt,complete,fd,Cor((d,ts'),(pid, pval)))):itm
724 | (Syn c) => raise error ("ori_2itm wants to overwrite "^c)
725 | (Typ c) => raise error ("ori_2itm wants to overwrite "^c)
726 | (Inc _) => if complete
727 then (id,vt,true ,fd, Cor ((d,ts'),(pid, pval)))
728 else (id,vt,false,fd, Inc ((d,ts'),(pid, pval)))
729 | (Sup ((*_,_*)d,ts')) => (*4.9.01 lost env*)
730 (*if fd = "#undef" then*) (id,vt,complete,fd,Sup(d,ts'))
731 (*else (id,vt,complete,fd,Cor((d,ts'),e))*)
732 (* 28.1.00: not completely clear ---^^^ etc.*)
733 (* 4.9.01: Mis just copied---vvv *)
734 | (Mis _) => if complete
735 then (id,vt,true ,fd, Cor ((d,ts'),(pid, pval)))
736 else (id,vt,false,fd, Inc ((d,ts'),(pid, pval)))
740 fun eq1 d (_,(d',_)) = (d = d');
741 fun eq3 f d (_,_,_,f',itm_) = f = f' andalso d = (d_in itm_);
744 (* 'all' ts from ori; ts is the input; (ori carries rest of info)
745 9.01: this + ori_2itm is _VERY UNCLEAR_ ? overhead ?
746 pval: value for problem-environment _NOT_ checked for 'inter' --
747 -- FIXXME.WN.11.03 the generation of penv has to go to insert_ppc
748 (as it has been done for input_icalhd+insert_ppc' in 11.03)*)
749 (*. is_input ori itms <=>
750 EX itm. (1) ori(field,dsc) = itm(field,dsc) & (2..4)
751 (2) ori(ts) subset itm(ts) --- Err "already input"
752 (3) ori(ts) inter itm(ts) = empty --- new: ori(ts)
753 (4) -"- <> empty --- new: ori(ts) \\ inter .*)
754 (* val(itms,(i,v,f,d,ts)) = (ppc,ori');
756 fun is_notyet_input thy (itms:itm list) all ((i,v,f,d,ts):ori) pbt =
757 case find_first (eq1 d) pbt of
758 SOME (_,(_,pid)) =>(* val SOME (_,(_,pid)) = find_first (eq1 d) pbt;
759 val SOME (_,_,_,_,itm_)=find_first (eq3 f d) itms;
761 (case find_first (eq3 f d) itms of
762 SOME (_,_,_,_,itm_) =>
764 val ts' = inter op = (ts_in itm_) ts;
765 in if subset op = (ts, ts')
767 map (Syntax.string_of_term (thy2ctxt thy))) ts')^
768 " already input", e_itm) (*2*)
770 ori_2itm thy itm_ pid all (i,v,f,d,
771 subtract op = ts' ts)) (*3,4*)
773 | NONE => ("", ori_2itm thy (Inc ((e_term,[]),(pid,[])))
774 pid all (i,v,f,d,ts)) (*1*)
776 | NONE => ("", ori_2itm thy (Sup (d,ts))
777 e_term all (i,v,f,d,ts));
779 fun test_types thy (d,ts) =
781 val s = !show_types; val _ = show_types:= true;
782 val opt = (try (comp_dts thy)) (d,ts);
783 val msg = case opt of
785 | NONE => ((Syntax.string_of_term (thy2ctxt thy) d)^" "^
786 ((strs2str' o map (Syntax.string_of_term (thy2ctxt thy))) ts)
788 val _ = show_types:= s
793 fun maxl [] = raise error "maxl of []"
796 | mx x (y::ys) = if x < (y:int) then mx y ys else mx x ys
800 (*. is the input term t known in oris ?
801 give feedback on all(?) strange input;
802 return _all_ terms already input to this item (e.g. valuesFor a,b) .*)
803 (*WN.11.03: from lists*)
804 fun is_known thy sel ori t =
805 (* val (ori,t)=(oris,term_of ct);
808 val ots = (distinct o flat o (map #5)) (ori:ori list);
809 val oids = ((map (fst o dest_Free)) o distinct o
810 flat o (map vars)) ots;
811 val (d,ts(*,pval*)) = split_dts thy t;
812 val ids = map (fst o dest_Free)
813 ((distinct o (flat o (map vars))) ts);
814 in if (subtract op = oids ids) <> []
815 then (("identifiers "^(strs2str' (subtract op = oids ids))^
816 " not in example"), e_ori_, [])
820 if not (subset op = (map typeless ts, map typeless ots))
822 ((strs2str' o (map (Syntax.string_of_term
823 (thy2ctxt thy)))) ts)^
824 "' not in example (typeless)"), e_ori_, [])
825 else (case seek_orits thy sel ts ori of
826 ("", ori_ as (_,_,_,d,ts), all) =>
827 (case test_types thy (d,ts) of
828 "" => ("", ori_, all)
829 | msg => (msg, e_ori_, []))
830 | (msg,_,_) => (msg, e_ori_, []))
832 if member op = (map #4 ori) d
833 then seek_oridts thy sel (d,ts) ori
834 else ((Syntax.string_of_term (thy2ctxt thy) d)^
835 (*" not in example", e_ori_, []) ///11.11.03*)
836 " not in example", (0,[],sel,d,ts), [])
840 (*. for return-value of appl_add .*)
843 | Err of string; (*error-message*)
846 (*. add an item; check wrt. oris and pbt .*)
848 (* in contrary to oris<>[] below, this part handles user-input
849 extremely acceptive, i.e. accept input instead error-msg *)
850 fun appl_add thy sel ([]:ori list) ppc pbt ct' =
851 (* val (ppc,pbt,ct',env) = (pbl, (#ppc o get_pbt) cpI, ct, []:envv);
852 !!!! 28.8.01: env tested _minimally_ !!!
855 val i = 1 + (if ppc=[] then 0 else maxl (map #1 ppc));
856 in case parse thy ct' of (*should be done in applicable_in 4.00.FIXME*)
857 NONE => Add (i,[],false,sel,Syn ct')
858 (* val (SOME ct) = parse thy ct';
862 val (d,ts(*,pval*)) = split_dts thy (term_of ct);
864 then Add (i,[],false,sel,Mis (dsc_unknown,hd ts(*24.3.02*)))
867 (case find_first (eq1 d) pbt of
868 NONE => Add (i,[],true,sel,Sup ((d,ts)))
870 (* val SOME (f,(_,id)) = find_first (eq1 d) pbt;
873 fun eq2 d ((i,_,_,_,itm_):itm) =
874 (d = (d_in itm_)) andalso i<>0;
875 in case find_first (eq2 d) ppc of
876 NONE => Add (i,[],true,f, Cor ((d,ts), (id, (*pval*)
878 | SOME (i',_,_,_,itm_) =>
879 (* val SOME (i',_,_,_,itm_) = find_first (eq2 d) ppc;
880 val NONE = find_first (eq2 d) ppc;
883 then let val ts = union op = ts (ts_in itm_)
884 in Add (if ts_in itm_ = [] then i else i',
885 [],true,f,Cor ((d, ts), (id, (*pval*)
888 else Add (i',[],true,f,Cor ((d,ts),(id, (*pval*)
894 (*. add ct to ppc .*)
895 (*FIXXME: accept items as Sup, Syn here, too (like appl_add..oris=[] above)*)
896 (* val (ppc,pbt) = (pbl, ppc);
897 val (ppc,pbt) = (met, (#ppc o get_met) cmI);
899 val (ppc,pbt) = (pbl, (#ppc o get_pbt) cpI);
901 | appl_add thy sel oris ppc pbt(*only for upd_envv*) ct =
903 val ctopt = parse thy ct;
905 NONE => Err ("syntax error in "^ct)
906 | SOME ct =>(* val SOME ct = ctopt;
907 val (msg,ori',all) = is_known thy sel oris (term_of ct);
908 val (msg,itm) = is_notyet_input thy ppc all ori' pbt;
910 (case is_known thy sel oris (term_of ct) of
911 ("",ori'(*ts='ct'*), all) =>
912 (case is_notyet_input thy ppc all ori' pbt of
914 | (msg,_) => Err msg)
915 | (msg,_,_) => Err msg)
918 > val (msg,itm) = is_notyet_input thy ppc all ori';
919 val itm = (12,[3],false,"#Relate",Cor (Const #,[#,#])) : itm
921 > val ts = ts_in itm_;
925 (*---------------------------------------------(4) nach ptyps.sml 23.3.02*)
928 (** make oris from args of the stac SubProblem and from pbt **)
930 (*.can this formal argument (of a model-pattern) be omitted in the arg-list
931 of a SubProblem ? see ME/ptyps.sml 'type met '.*)
932 fun is_copy_named_idstr str =
933 case (rev o explode) str of
934 "_"::_::"_"::_ => true
936 (*> is_copy_named_idstr "v_i_";
938 > is_copy_named_idstr "e_";
939 val it = false : bool
940 > is_copy_named_idstr "L___";
943 (*.should this formal argument (of a model-pattern) create a new identifier?.*)
944 fun is_copy_named_generating_idstr str =
945 if is_copy_named_idstr str
946 then case (rev o explode) str of
947 "_"::"_"::"_"::_ => false
950 (*> is_copy_named_generating_idstr "v_i_";
952 > is_copy_named_generating_idstr "L___";
953 val it = false : bool
956 (*.can this formal argument (of a model-pattern) be omitted in the arg-list
957 of a SubProblem ? see ME/ptyps.sml 'type met '.*)
958 fun is_copy_named (_,(_,t)) = (is_copy_named_idstr o free2str) t;
959 (*.should this formal argument (of a model-pattern) create a new identifier?.*)
960 fun is_copy_named_generating (_,(_,t)) =
961 (is_copy_named_generating_idstr o free2str) t;
964 (*.split type-wrapper from scr-arg and build part of an ori;
965 an type-error is reported immediately, raises an exn,
966 subsequent handling of exn provides 2nd part of error message.*)
967 (*fun mtc thy ((str, (dsc, _)):pat) (ty $ var) = WN100820 made cterm to term
968 (* val (thy, (str, (dsc, _)), (ty $ var)) =
971 (cterm_of thy (dsc $ var);(*type check*)
972 SOME ((([1], str, dsc, (*[var]*)
973 split_dts' (dsc, var))): preori)(*:ori without leading #*))
974 handle e as TYPE _ =>
975 (writeln (dashs 70^"\n"
976 ^"*** ERROR while creating the items for the model of the ->problem\n"
977 ^"*** from the ->stac with ->typeconstructor in arglist:\n"
978 ^"*** item (->description ->value): "^term2str dsc^" "^term2str var^"\n"
979 ^"*** description: "^(term_detail2str dsc)
980 ^"*** value: "^(term_detail2str var)
981 ^"*** typeconstructor in script: "^(term_detail2str ty)
982 ^"*** checked by theory: "^(theory2str thy)^"\n"
984 print_exn e; (*raises exn again*)
986 fun mtc thy ((str, (dsc, _)):pat) (ty $ var) =
987 (* val (thy, (str, (dsc, _)), (ty $ var)) =
990 (cterm_of thy (dsc $ var);(*type check*)
991 SOME ((([1], str, dsc, (*[var]*)
992 split_dts' (dsc, var))): preori)(*:ori without leading #*))
993 handle e as TYPE _ =>
994 (writeln (dashs 70^"\n"
995 ^"*** ERROR while creating the items for the model of the ->problem\n"
996 ^"*** from the ->stac with ->typeconstructor in arglist:\n"
997 ^"*** item (->description ->value): "^term2str dsc^" "^term2str var^"\n"
998 ^"*** description: "^(term_detail2str dsc)
999 ^"*** value: "^(term_detail2str var)
1000 ^"*** typeconstructor in script: "^(term_detail2str ty)
1001 ^"*** checked by theory: "^(theory2str thy)^"\n"
1003 (*WN100820 postponed: print_exn e; raises exn again*)
1005 (*> val pbt = (#ppc o get_pbt) ["univariate","equation"];
1006 > val Const ("Script.SubProblem",_) $
1007 (Const ("Pair",_) $ Free (thy', _) $
1008 (Const ("Pair",_) $ pblID' $ metID')) $ ags =
1009 str2term"(SubProblem (SqRoot_,[univariate,equation],\
1010 \[SqRoot_,solve_linear]) [BOOL (x+1- 2=0), REAL x])::bool list";
1011 > val ags = isalist2list ags;
1012 > mtc thy (hd pbt) (hd ags);
1013 val it = SOME ([1],"#Given",Const (#,#),[# $ #]) *)
1015 (*.match each pat of the model-pattern with an actual argument;
1016 precondition: copy-named vars are filtered out.*)
1017 fun matc thy ([]:pat list) _ (oris:preori list) = oris
1018 | matc thy pbt [] _ =
1019 (writeln (dashs 70);
1020 raise error ("actual arg(s) missing for '"^pats2str pbt
1021 ^"' i.e. should be 'copy-named' by '*_._'"))
1022 | matc thy ((p as (s,(d,t)))::pbt) (a::ags) oris =
1023 (* val (thy, ((p as (s,(d,t)))::pbt), (a::ags), oris) =
1024 (thy, pbt', ags, []);
1026 val (thy, ((p as (s,(d,t)))::pbt), (a::ags), oris) =
1027 (thy, pbt, ags, (oris @ [ori]));
1029 (*del?..*)if (is_copy_named_idstr o free2str) t then oris
1030 else(*..del?*) let val opt = mtc thy p a;
1032 (* val SOME ori = mtc thy p a;
1034 SOME ori => matc thy pbt ags (oris @ [ori])
1035 | NONE => [](*WN050903 skipped by exn handled in match_ags*)
1037 (* run subp-rooteq.sml until Init_Proof before ...
1038 > val Nd (PblObj {origin=(oris,_,_),...},_) = pt;(*from test/subp-rooteq.sml*)
1039 > fun xxxfortest (_,a,b,c,d) = (a,b,c,d);val oris = map xxxfortest oris;
1041 other vars as in mtc ..
1042 > matc thy (drop_last pbt) ags [];
1043 val it = ([[1],"#Given",Const #,[#]),(0,[#],"#Given",Const #,[#])],2)*)
1046 (*WN051014 outcommented with redesign copy-named (for omitting '#Find'
1048 kept as initial idea for generating x_1, x_2, ... for equations*)
1049 fun cpy_nam (pbt:pat list) (oris:preori list) (p as (field,(dsc,t)):pat) =
1050 (* val ((pbt:pat list), (oris:preori list), ((field,(dsc,t)):pat)) =
1051 (pbt', oris', hd (*!!!!!*) cy);
1053 (if is_copy_named_generating p
1054 then (*WN051014 kept strange old code ...*)
1055 let fun sel (_,_,d,ts) = comp_ts (d, ts)
1056 val cy' = (implode o drop_last o drop_last o explode o free2str) t
1057 val ext = (last_elem o drop_last o explode o free2str) t
1058 val vars' = map (free2str o snd o snd) pbt(*cpy-nam filtered_out*)
1059 val vals = map sel oris
1060 val cy_ext = (free2str o the) (assoc (vars'~~vals, cy'))^"_"^ext
1061 in ([1], field, dsc, [mk_free (type_of t) cy_ext]):preori end
1062 else ([1], field, dsc, [t])
1064 handle _ => raise error ("cpy_nam: for "^(term2str t));
1066 (*> val (field,(dsc,t)) = last_elem pbt;
1067 > cpy_nam pbt (drop_last oris) (field,(dsc,t));
1068 val it = ([1],"#Find",
1069 Const ("Descript.solutions","bool List.list => Tools.toreall"),
1070 [Free ("x_i","bool List.list")]) *)
1073 (*.match the actual arguments of a SubProblem with a model-pattern
1074 and create an ori list (in root-pbl created from formalization).
1075 expects ags:pats = 1:1, while copy-named are filtered out of pats;
1076 copy-named pats are appended in order to get them into the model-items.*)
1077 fun match_ags thy (pbt:pat list) ags =
1078 (* val (thy, pbt, ags) = (thy, (#ppc o get_pbt) pI, ags);
1079 val (thy, pbt, ags) = (thy, pats, ags);
1081 let fun flattup (i,(var,bool,str,itm_)) = (i,var,bool,str,itm_);
1082 val pbt' = filter_out is_copy_named pbt;
1083 val cy = filter is_copy_named pbt;
1084 val oris' = matc thy pbt' ags [];
1085 val cy' = map (cpy_nam pbt' oris') cy;
1086 val ors = add_id (oris' @ cy');
1087 (*appended in order to get ^^^^^ them into the model-items*)
1088 in (map flattup ors):ori list end;
1090 > match_ags thy pbt ags;
1092 [(1,[1],"#Given",Const ("Descript.equality","bool => Tools.una"),
1093 [Const # $ (# $ #) $ Free (#,#)]),
1094 (2,[1],"#Given",Const ("Descript.solveFor","RealDef.real => Tools.una"),
1095 [Free ("x","RealDef.real")]),
1097 Const ("Descript.solutions","bool List.list => Tools.toreall"),
1098 [Free ("x_i","bool List.list")])] : ori list*)
1100 (*.report part of the error-msg which is not available in match_args.*)
1101 fun match_ags_msg pI stac ags =
1102 let val s = !show_types
1103 val _ = show_types:= true
1104 val pats = (#ppc o get_pbt) pI
1105 val msg = (dots 70^"\n"
1106 ^"*** problem "^strs2str pI^" has the ...\n"
1107 ^"*** model-pattern "^pats2str pats^"\n"
1108 ^"*** stac '"^term2str stac^"' has the ...\n"
1109 ^"*** arg-list "^terms2str ags^"\n"
1111 val _ = show_types:= s
1115 (*get the variables out of a pbl_; FIXME.WN.0311: is_copy_named ...obscure!!!*)
1116 fun vars_of_pbl_ pbl_ =
1117 let fun var_of_pbl_ (gfr,(dsc,t)) = t
1118 in ((map var_of_pbl_) o (filter_out is_copy_named)) pbl_ end;
1119 fun vars_of_pbl_' pbl_ =
1120 let fun var_of_pbl_ (gfr,(dsc,t)) = t:term
1121 in ((map var_of_pbl_)(* o (filter_out is_copy_named)*)) pbl_ end;
1123 fun overwrite_ppc thy itm ppc =
1125 fun repl ppc' (_,_,_,_,itm_) [] =
1126 raise error ("overwrite_ppc: " ^ (itm_2str_ (thy2ctxt thy) itm_) ^
1128 | repl ppc' itm (p::ppc) =
1129 if (#1 itm) = (#1 (p:itm)) then ppc' @ [itm] @ ppc
1130 else repl (ppc' @ [p]) itm ppc
1131 in repl [] itm ppc end;
1133 (*10.3.00: insert the already compiled itm into model;
1134 ev. filter_out untouched (in FE: (0,...)) item related to insert-item *)
1137 fun insert_ppc thy itm ppc =
1139 fun eq_untouched d ((0,_,_,_,itm_):itm) = (d = d_in itm_)
1140 | eq_untouched _ _ = false;
1143 (*writeln("### insert_ppc: itm= "^(itm2str_ itm));*)
1144 case seek_ppc (#1 itm) ppc of
1145 (* val SOME xxx = seek_ppc (#1 itm) ppc;
1147 SOME _ => (*itm updated in is_notyet_input WN.11.03*)
1148 overwrite_ppc thy itm ppc
1149 | NONE => (ppc @ [itm]));
1150 in filter_out (eq_untouched ((d_in o #5) itm)) ppc' end;
1152 (*from Isabelle/src/Pure/library.ML, _appends_ a new element*)
1153 fun gen_ins' eq (x, xs) = if gen_mem eq (x, xs) then xs else xs @ [x];
1155 fun eq_dsc ((_,_,_,_,itm_):itm, (_,_,_,_,iitm_):itm) =
1156 (d_in itm_) = (d_in iitm_);
1157 (*insert_ppc = insert_ppc' for appl_add', input_icalhd 11.03,
1158 handles superfluous items carelessly*)
1159 fun insert_ppc' itm itms = gen_ins' eq_dsc (itm, itms);
1161 > gen_ins' eee (4,[1,3,5,7]);
1162 val it = [1, 3, 5, 7, 4] : int list*)
1165 (*. output the headline to a ppc .*)
1166 fun header p_ pI mI =
1167 case p_ of Pbl => Problem (if pI = e_pblID then [] else pI)
1169 | pos => raise error ("header called with "^ pos_2str pos);
1173 (* test-printouts ---
1174 val _=writeln("### insert_ppc: (d,ts)="^((Syntax.string_of_term (thy2ctxt thy))(comp_dts thy(d,ts))));
1175 val _=writeln("### insert_ppc: pts= "^
1176 (strs2str' o map (Syntax.string_of_term (thy2ctxt thy))) pts);
1179 val sel = "#Given"; val Add_Given' ct = m;
1181 val sel = "#Find"; val Add_Find' (ct,_) = m;
1183 val (_,_,f,nxt',_,pt')= specify_additem sel (ct,[]) (p,Pbl(*!!!!!!!*)) c pt;
1185 val sel = "#Given"; val Add_Given' (ct,_) = nxt; val (p,_) = p;
1187 fun specify_additem sel (ct,_) (p,Met) c pt =
1189 val (PblObj{meth=met,origin=(oris,(dI',pI',mI'),_),
1190 probl=pbl,spec=(dI,pI,mI),...}) = get_obj I pt p;
1191 val thy = if dI = e_domID then assoc_thy dI' else assoc_thy dI;
1192 (*val ppt = if pI = e_pblID then get_pbt pI' else get_pbt pI;*)
1193 val cpI = if pI = e_pblID then pI' else pI;
1194 val cmI = if mI = e_metID then mI' else mI;
1195 val {ppc,pre,prls,...} = get_met cmI
1196 in case appl_add thy sel oris met ppc ct of
1197 Add itm (*..union old input *) =>
1198 let (* val Add itm = appl_add thy sel oris met (#ppc (get_met cmI)) ct;
1200 val met' = insert_ppc thy itm met;
1201 (*val pt' = update_met pt p met';*)
1202 val ((p,Met),_,_,pt') =
1203 generate1 thy (case sel of
1204 "#Given" => Add_Given' (ct, met')
1205 | "#Find" => Add_Find' (ct, met')
1206 | "#Relate"=> Add_Relation'(ct, met'))
1208 val pre' = check_preconds thy prls pre met'
1209 val pb = foldl and_ (true, map fst pre')
1210 (*val _=writeln("@@@ specify_additem: Met Add before nxt_spec")*)
1212 nxt_spec Met pb oris (dI',pI',mI') (pbl,met')
1213 ((#ppc o get_pbt) cpI,ppc) (dI,pI,mI);
1214 in ((p,p_), ((p,p_),Uistate),
1215 Form' (PpcKF (0,EdUndef,(length p),Nundef,
1216 (Method cmI, itms2itemppc thy met' pre'))),
1219 let val pre' = check_preconds thy prls pre met
1220 val pb = foldl and_ (true, map fst pre')
1221 (*val _=writeln("@@@ specify_additem: Met Err before nxt_spec")*)
1223 nxt_spec Met pb oris (dI',pI',mI') (pbl,met)
1224 ((#ppc o get_pbt) cpI,(#ppc o get_met) cmI) (dI,pI,mI);
1225 in ((p,p_), ((p,p_),Uistate), Error' (Error_ msg), nxt, Safe,pt) end
1229 | specify_additem sel (ct,_) (p,_(*Frm, Pbl*)) c pt =
1231 val (PblObj{meth=met,origin=(oris,(dI',pI',mI'),_),
1232 probl=pbl,spec=(dI,pI,mI),...}) = get_obj I pt p;
1233 val thy = if dI = e_domID then assoc_thy dI' else assoc_thy dI;
1234 val cpI = if pI = e_pblID then pI' else pI;
1235 val cmI = if mI = e_metID then mI' else mI;
1236 val {ppc,where_,prls,...} = get_pbt cpI;
1237 in case appl_add thy sel oris pbl ppc ct of
1238 Add itm (*..union old input *) =>
1239 (* val Add itm = appl_add thy sel oris pbl ppc ct;
1242 (*val _= writeln("###specify_additem: itm= "^(itm2str_ itm));*)
1243 val pbl' = insert_ppc thy itm pbl
1244 val ((p,Pbl),_,_,pt') =
1245 generate1 thy (case sel of
1246 "#Given" => Add_Given' (ct, pbl')
1247 | "#Find" => Add_Find' (ct, pbl')
1248 | "#Relate"=> Add_Relation'(ct, pbl'))
1250 val pre = check_preconds thy prls where_ pbl'
1251 val pb = foldl and_ (true, map fst pre)
1252 (*val _=writeln("@@@ specify_additem: Pbl Add before nxt_spec")*)
1254 nxt_spec Pbl pb oris (dI',pI',mI') (pbl',met)
1255 (ppc,(#ppc o get_met) cmI) (dI,pI,mI);
1256 val ppc = if p_= Pbl then pbl' else met;
1257 in ((p,p_), ((p,p_),Uistate),
1258 Form' (PpcKF (0,EdUndef,(length p),Nundef,
1260 itms2itemppc thy ppc pre))), nxt,Safe,pt') end
1263 let val pre = check_preconds thy prls where_ pbl
1264 val pb = foldl and_ (true, map fst pre)
1265 (*val _=writeln("@@@ specify_additem: Pbl Err before nxt_spec")*)
1267 nxt_spec Pbl pb oris (dI',pI',mI') (pbl,met)
1268 (ppc,(#ppc o get_met) cmI) (dI,pI,mI);
1269 in ((p,p_), ((p,p_),Uistate), Error' (Error_ msg), nxt, Safe,pt) end
1271 (* val sel = "#Find"; val (p,_) = p; val Add_Find' ct = nxt;
1272 val (_,_,f,nxt',_,pt')= specify_additem sel ct (p,Met) c pt;
1276 val (msg,itm) = appl_add thy sel oris ppc ct;
1277 val (Cor(d,ts)) = #5 itm;
1284 (* val Init_Proof' (fmz,(dI',pI',mI')) = m;
1285 specify (Init_Proof' (fmz,(dI',pI',mI'))) e_pos' [] EmptyPtree;
1287 fun specify (Init_Proof' (fmz,(dI',pI',mI'))) (_:pos') (_:cid) (_:ptree)=
1288 let (* either """"""""""""""" all empty or complete *)
1289 val thy = assoc_thy dI';
1290 val oris = if dI' = e_domID orelse pI' = e_pblID then ([]:ori list)
1291 else prep_ori fmz thy ((#ppc o get_pbt) pI');
1292 val (pt,c) = cappend_problem e_ptree [] e_istate (fmz,(dI',pI',mI'))
1293 (oris,(dI',pI',mI'),e_term);
1294 val {ppc,prls,where_,...} = get_pbt pI'
1295 (*val pbl = init_pbl ppc; WN.9.03: done in Model/Refine_Problem
1296 val pt = update_pbl pt [] pbl;
1297 val pre = check_preconds thy prls where_ pbl
1298 val pb = foldl and_ (true, map fst pre)*)
1299 val (pbl, pre, pb) = ([], [], false)
1302 (([],Pbl), (([],Pbl),Uistate),
1303 Form' (PpcKF (0,EdUndef,(length []),Nundef,
1304 (Problem [], itms2itemppc (assoc_thy dI') pbl pre))),
1305 Refine_Tacitly pI', Safe,pt)
1307 (([],Pbl), (([],Pbl),Uistate),
1308 Form' (PpcKF (0,EdUndef,(length []),Nundef,
1309 (Problem [], itms2itemppc (assoc_thy dI') pbl pre))),
1313 (*ONLY for STARTING modeling phase*)
1314 | specify (Model_Problem' (_,pbl,met)) (pos as (p,p_)) c pt =
1315 let (* val (Model_Problem' (_,pbl), pos as (p,p_)) = (m, (p,p_));
1317 val (PblObj{origin=(oris,(dI',pI',mI'),_), spec=(dI,_,_),...}) =
1319 val thy' = if dI = e_domID then dI' else dI
1320 val thy = assoc_thy thy'
1321 val {ppc,prls,where_,...} = get_pbt pI'
1322 val pre = check_preconds thy prls where_ pbl
1323 val pb = foldl and_ (true, map fst pre)
1324 val ((p,_),_,_,pt) =
1325 generate1 thy (Model_Problem'([],pbl,met)) Uistate pos pt
1326 val (_,nxt) = nxt_spec Pbl pb oris (dI',pI',mI') (pbl,met)
1327 (ppc,(#ppc o get_met) mI') (dI',pI',mI');
1328 in ((p,Pbl), ((p,p_),Uistate),
1329 Form' (PpcKF (0,EdUndef,(length p),Nundef,
1330 (Problem pI', itms2itemppc (assoc_thy dI') pbl pre))),
1333 (*. called only if no_met is specified .*)
1334 | specify (Refine_Tacitly' (pI,pIre,_,_,_)) (pos as (p,_)) c pt =
1335 let (* val Refine_Tacitly' (pI,pIre,_,_,_) = m;
1337 val (PblObj{origin=(oris,(dI',pI',mI'),_), meth=met, ...}) =
1339 val {prls,met,ppc,thy,where_,...} = get_pbt pIre
1340 (*val pbl = init_pbl ppc --- Model_Problem recognizes probl=[]*)
1341 (*val pt = update_pbl pt p pbl;
1342 val pt = update_orispec pt p
1343 (string_of_thy thy, pIre,
1344 if length met = 0 then e_metID else hd met);*)
1345 val (domID, metID) = (string_of_thy thy,
1346 if length met = 0 then e_metID else hd met)
1347 val ((p,_),_,_,pt) =
1348 generate1 thy (Refine_Tacitly'(pI,pIre,domID,metID,(*pbl*)[]))
1350 (*val pre = check_preconds thy prls where_ pbl
1351 val pb = foldl and_ (true, map fst pre)*)
1352 val (pbl, pre, pb) = ([], [], false)
1353 in ((p,Pbl), (pos,Uistate),
1354 Form' (PpcKF (0,EdUndef,(length p),Nundef,
1355 (Problem pIre, itms2itemppc (assoc_thy dI') pbl pre))),
1356 Model_Problem, Safe, pt) end
1358 | specify (Refine_Problem' (rfd as (pI,_))) pos c pt =
1359 let val (pos,_,_,pt) = generate1 (assoc_thy "Isac.thy")
1360 (Refine_Problem' rfd) Uistate pos pt
1361 in (pos(*p,Pbl*), (pos(*p,Pbl*),Uistate), Problems (RefinedKF rfd),
1362 Model_Problem, Safe, pt) end
1364 (* val (Specify_Problem' (pI, (ok, (itms, pre)))) = nxt; val (p,_) = p;
1365 val (Specify_Problem' (pI, (ok, (itms, pre)))) = m; val (p,_) = p;
1367 | specify (Specify_Problem' (pI, (ok, (itms, pre)))) (pos as (p,_)) c pt =
1368 let val (PblObj {origin=(oris,(dI',pI',mI'),_), spec=(dI,_,mI),
1369 meth=met, ...}) = get_obj I pt p;
1370 (*val pt = update_pbl pt p itms;
1371 val pt = update_pblID pt p pI;*)
1372 val thy = assoc_thy dI
1373 val ((p,Pbl),_,_,pt)=
1374 generate1 thy (Specify_Problem' (pI, (ok, (itms, pre)))) Uistate pos pt
1375 val dI'' = assoc_thy (if dI=e_domID then dI' else dI);
1376 val mI'' = if mI=e_metID then mI' else mI;
1377 (*val _=writeln("@@@ specify (Specify_Problem) before nxt_spec")*)
1378 val (_,nxt) = nxt_spec Pbl ok oris (dI',pI',mI') (itms, met)
1379 ((#ppc o get_pbt) pI,(#ppc o get_met) mI'') (dI,pI,mI);
1380 in ((p,Pbl), (pos,Uistate),
1381 Form' (PpcKF (0,EdUndef,(length p),Nundef,
1382 (Problem pI, itms2itemppc dI'' itms pre))),
1384 (* val Specify_Method' mID = nxt; val (p,_) = p;
1385 val Specify_Method' mID = m;
1386 specify (Specify_Method' mID) (p,p_) c pt;
1388 | specify (Specify_Method' (mID,_,_)) (pos as (p,_)) c pt =
1389 let val (PblObj {origin=(oris,(dI',pI',mI'),_), probl=pbl, spec=(dI,pI,mI),
1390 meth=met, ...}) = get_obj I pt p;
1391 val {ppc,pre,prls,...} = get_met mID
1392 val thy = assoc_thy dI
1393 val oris = add_field' thy ppc oris;
1394 (*val pt = update_oris pt p oris; 20.3.02: repl. "#undef"*)
1395 val dI'' = if dI=e_domID then dI' else dI;
1396 val pI'' = if pI = e_pblID then pI' else pI;
1397 val met = if met=[] then pbl else met;
1398 val (ok, (itms, pre')) = match_itms_oris thy met (ppc,pre,prls ) oris;
1399 (*val pt = update_met pt p itms;
1400 val pt = update_metID pt p mID*)
1402 generate1 thy (Specify_Method' (mID, oris, itms)) Uistate pos pt
1403 (*val _=writeln("@@@ specify (Specify_Method) before nxt_spec")*)
1404 val (_,nxt) = nxt_spec Met (*ok*)true oris (dI',pI',mI') (pbl, itms)
1405 ((#ppc o get_pbt) pI'',ppc) (dI'',pI'',mID);
1406 in (pos, (pos,Uistate),
1407 Form' (PpcKF (0,EdUndef,(length p),Nundef,
1408 (Method mID, itms2itemppc (assoc_thy dI'') itms pre'))),
1410 (* val Add_Find' ct = nxt; val sel = "#Find";
1412 | specify (Add_Given' ct) p c pt = specify_additem "#Given" ct p c pt
1413 | specify (Add_Find' ct) p c pt = specify_additem "#Find" ct p c pt
1414 | specify (Add_Relation' ct) p c pt=specify_additem"#Relate"ct p c pt
1415 (* val Specify_Theory' domID = m;
1416 val (Specify_Theory' domID, (p,p_)) = (m, pos);
1418 | specify (Specify_Theory' domID) (pos as (p,p_)) c pt =
1419 let val p_ = case p_ of Met => Met | _ => Pbl
1420 val thy = assoc_thy domID;
1421 val (PblObj{origin=(oris,(dI',pI',mI'),_), meth=met,
1422 probl=pbl, spec=(dI,pI,mI),...}) = get_obj I pt p;
1423 val mppc = case p_ of Met => met | _ => pbl;
1424 val cpI = if pI = e_pblID then pI' else pI;
1425 val {prls=per,ppc,where_=pwh,...} = get_pbt cpI
1426 val cmI = if mI = e_metID then mI' else mI;
1427 val {prls=mer,ppc=mpc,pre=mwh,...} = get_met cmI
1430 Met => (check_preconds thy mer mwh met)
1431 | _ => (check_preconds thy per pwh pbl)
1432 val pb = foldl and_ (true, map fst pre)
1435 (*val _=writeln("@@@ specify (Specify_Theory) THEN before nxt_spec")*)
1436 val (p_,nxt) = nxt_spec p_ pb oris (dI',pI',mI')
1437 (pbl,met) (ppc,mpc) (dI,pI,mI);
1438 in ((p,p_), (pos,Uistate),
1439 Form'(PpcKF (0,EdUndef,(length p), Nundef,
1440 (header p_ pI cmI, itms2itemppc thy mppc pre))),
1442 else (*FIXME: check ppc wrt. (new!) domID ..? still parsable?*)
1444 (*val pt = update_domID pt p domID;11.8.03*)
1445 val ((p,p_),_,_,pt) = generate1 thy (Specify_Theory' domID)
1447 (*val _=writeln("@@@ specify (Specify_Theory) ELSE before nxt_spec")*)
1448 val (p_,nxt) = nxt_spec p_ pb oris (dI',pI',mI') (pbl,met)
1449 (ppc,mpc) (domID,pI,mI);
1450 in ((p,p_), (pos,Uistate),
1451 Form' (PpcKF (0, EdUndef, (length p),Nundef,
1452 (header p_ pI cmI, itms2itemppc thy mppc pre))),
1455 (* itms2itemppc thy [](*mpc*) pre
1457 | specify m' _ _ _ =
1458 raise error ("specify: not impl. for "^tac_2str m');
1460 (* val (sel, Add_Given ct, ptp as (pt,(p,Pbl))) = ("#Given", tac, ptp);
1461 val (sel, Add_Find ct, ptp as (pt,(p,Pbl))) = ("#Find", tac, ptp);
1463 fun nxt_specif_additem sel ct (ptp as (pt,(p,Pbl))) =
1465 val (PblObj{meth=met,origin=(oris,(dI',pI',_),_),
1466 probl=pbl,spec=(dI,pI,_),...}) = get_obj I pt p;
1467 val thy = if dI = e_domID then assoc_thy dI' else assoc_thy dI;
1468 val cpI = if pI = e_pblID then pI' else pI;
1469 in case appl_add thy sel oris pbl ((#ppc o get_pbt) cpI) ct of
1470 Add itm (*..union old input *) =>
1471 (* val Add itm = appl_add thy sel oris pbl ppc ct;
1474 (*val _=writeln("###nxt_specif_additem: itm= "^(itm2str_ itm));*)
1475 val pbl' = insert_ppc thy itm pbl
1478 "#Given" => (Add_Given ct, Add_Given' (ct, pbl'))
1479 | "#Find" => (Add_Find ct, Add_Find' (ct, pbl'))
1480 | "#Relate"=> (Add_Relation ct, Add_Relation'(ct, pbl'))
1481 val ((p,Pbl),c,_,pt') =
1482 generate1 thy tac_ Uistate (p,Pbl) pt
1483 in ([(tac,tac_,((p,Pbl),Uistate))], c, (pt',(p,Pbl))):calcstate' end
1486 (*TODO.WN03 pass error-msgs to the frontend..
1487 FIXME ..and dont abuse a tactic for that purpose*)
1489 Tac_ (theory "Pure", msg,msg,msg),
1490 (e_pos', e_istate))], [], ptp)
1493 (* val sel = "#Find"; val (p,_) = p; val Add_Find' ct = nxt;
1494 val (_,_,f,nxt',_,pt')= nxt_specif_additem sel ct (p,Met) c pt;
1496 | nxt_specif_additem sel ct (ptp as (pt,(p,Met))) =
1498 val (PblObj{meth=met,origin=(oris,(dI',pI',mI'),_),
1499 probl=pbl,spec=(dI,pI,mI),...}) = get_obj I pt p;
1500 val thy = if dI = e_domID then assoc_thy dI' else assoc_thy dI;
1501 val cmI = if mI = e_metID then mI' else mI;
1502 in case appl_add thy sel oris met ((#ppc o get_met) cmI) ct of
1503 Add itm (*..union old input *) =>
1504 let (* val Add itm = appl_add thy sel oris met (#ppc (get_met cmI)) ct;
1506 val met' = insert_ppc thy itm met;
1509 "#Given" => (Add_Given ct, Add_Given' (ct, met'))
1510 | "#Find" => (Add_Find ct, Add_Find' (ct, met'))
1511 | "#Relate"=> (Add_Relation ct, Add_Relation'(ct, met'))
1512 val ((p,Met),c,_,pt') =
1513 generate1 thy tac_ Uistate (p,Met) pt
1514 in ([(tac,tac_,((p,Met), Uistate))], c, (pt',(p,Met))) end
1516 | Err msg => ([(*tacis*)], [], ptp)
1517 (*nxt_me collects tacis until not hide; here just no progress*)
1521 val (msg,itm) = appl_add thy sel oris ppc ct;
1522 val (Cor(d,ts)) = #5 itm;
1527 fun ori2Coritm pbt ((i,v,f,d,ts):ori) =
1528 (i,v,true,f, Cor ((d,ts),(((snd o snd o the o (find_first (eq1 d))) pbt)
1529 handle _ => raise error ("ori2Coritm: dsc "^
1531 "in ori, but not in pbt")
1533 fun ori2Coritm (pbt:pat list) ((i,v,f,d,ts):ori) =
1534 ((i,v,true,f, Cor ((d,ts),((snd o snd o the o
1535 (find_first (eq1 d))) pbt,ts))):itm)
1536 handle _ => (*dsc in oris, but not in pbl pat list: keep this dsc*)
1537 ((i,v,true,f, Cor ((d,ts),(d,ts))):itm);
1540 (*filter out oris which have same description in itms*)
1541 fun filter_outs oris [] = oris
1542 | filter_outs oris (i::itms) =
1543 let val ors = filter_out ((curry op= ((d_in o #5) (i:itm))) o
1544 (#4:ori -> term)) oris;
1545 in filter_outs ors itms end;
1547 fun memI a b = member op = a b;
1548 (*filter oris which are in pbt, too*)
1549 fun filter_pbt oris pbt =
1550 let val dscs = map (fst o snd) pbt
1551 in filter ((memI dscs) o (#4: ori -> term)) oris end;
1553 (*.combine itms from pbl + met and complete them wrt. pbt.*)
1554 (*FIXXXME.WN031205 complete_metitms doesnt handle incorrect itms !*)
1556 fun x mem [] = false
1557 | x mem (y :: ys) = x = y orelse x mem ys;
1559 fun complete_metitms (oris:ori list) (pits:itm list) (mits:itm list) met =
1560 (* val met = (#ppc o get_met) ["DiffApp","max_by_calculus"];
1562 let val vat = max_vt pits;
1564 (filter ((curry (op mem) vat) o (#2:itm -> int list)) mits);
1565 val ors = filter ((curry (op mem) vat) o (#2:ori -> int list)) oris;
1566 val os = filter_outs ors itms;
1567 (*WN.12.03?: does _NOT_ add itms from met ?!*)
1568 in itms @ (map (ori2Coritm met) os) end
1573 (*.complete model and guard of a calc-head .*)
1575 fun x mem [] = false
1576 | x mem (y :: ys) = x = y orelse x mem ys;
1578 fun complete_mod_ (oris, mpc, ppc, probl) =
1579 let val pits = filter_out ((curry op= false) o (#3: itm -> bool)) probl
1580 val vat = if probl = [] then 1 else max_vt probl
1581 val pors = filter ((curry (op mem) vat) o (#2:ori -> int list)) oris
1582 val pors = filter_outs pors pits (*which are in pbl already*)
1583 val pors = (filter_pbt pors ppc) (*which are in pbt, too*)
1585 val pits = pits @ (map (ori2Coritm ppc) pors)
1586 val mits = complete_metitms oris pits [] mpc
1590 fun some_spec ((odI, opI, omI):spec) ((dI, pI, mI):spec) =
1591 (if dI = e_domID then odI else dI,
1592 if pI = e_pblID then opI else pI,
1593 if mI = e_metID then omI else mI):spec;
1596 (*.find a next applicable tac (for calcstate) and update ptree
1597 (for ev. finding several more tacs due to hide).*)
1598 (*FIXXXME: unify ... fun nxt_specif = nxt_spec + applicable_in + specify !!*)
1599 (*WN.24.10.03 ~~~~~~~~~~~~~~ -> tac -> tac_ -> -"- as arg*)
1600 (*WN.24.10.03 fun nxt_solv = ...................................??*)
1601 fun nxt_specif (tac as Model_Problem) (pt, pos as (p,p_)) =
1603 val (PblObj{origin=(oris,ospec,_),probl,spec,...}) = get_obj I pt p
1604 val (dI,pI,mI) = some_spec ospec spec
1605 val thy = assoc_thy dI
1606 val mpc = (#ppc o get_met) mI (*just for reuse complete_mod_*)
1607 val {cas,ppc,...} = get_pbt pI
1608 val pbl = init_pbl ppc (*fill in descriptions*)
1609 (*--------------if you think, this should be done by the Dialog
1610 in the java front-end, search there for WN060225-modelProblem----*)
1611 val (pbl,met) = case cas of NONE => (pbl,[])
1612 | _ => complete_mod_ (oris, mpc, ppc, probl)
1613 (*----------------------------------------------------------------*)
1614 val tac_ = Model_Problem' (pI, pbl, met)
1615 val (pos,c,_,pt) = generate1 thy tac_ Uistate pos pt
1616 in ([(tac,tac_, (pos, Uistate))], c, (pt,pos)):calcstate' end
1618 (* val Add_Find ct = tac;
1620 | nxt_specif (Add_Given ct) ptp = nxt_specif_additem "#Given" ct ptp
1621 | nxt_specif (Add_Find ct) ptp = nxt_specif_additem "#Find" ct ptp
1622 | nxt_specif (Add_Relation ct) ptp = nxt_specif_additem"#Relate" ct ptp
1624 (*. called only if no_met is specified .*)
1625 | nxt_specif (Refine_Tacitly pI) (ptp as (pt, pos as (p,_))) =
1626 let val (PblObj {origin = (oris, (dI,_,_),_), ...}) = get_obj I pt p
1627 val opt = refine_ori oris pI
1630 let val {met,ppc,...} = get_pbt pI'
1631 val pbl = init_pbl ppc
1632 (*val pt = update_pbl pt p pbl ..done by Model_Problem*)
1633 val mI = if length met = 0 then e_metID else hd met
1634 val thy = assoc_thy dI
1636 generate1 thy (Refine_Tacitly' (pI,pI',dI,mI,(*pbl*)[]))
1638 in ([(Refine_Tacitly pI, Refine_Tacitly' (pI,pI',dI,mI,(*pbl*)[]),
1639 (pos, Uistate))], c, (pt,pos)) end
1640 | NONE => ([], [], ptp)
1643 | nxt_specif (Refine_Problem pI) (ptp as (pt, pos as (p,_))) =
1644 let val (PblObj {origin=(_,(dI,_,_),_),spec=(dI',_,_),
1645 probl, ...}) = get_obj I pt p
1646 val thy = if dI' = e_domID then dI else dI'
1647 in case refine_pbl (assoc_thy thy) pI probl of
1648 NONE => ([], [], ptp)
1649 | SOME (rfd as (pI',_)) =>
1650 let val (pos,c,_,pt) =
1651 generate1 (assoc_thy thy)
1652 (Refine_Problem' rfd) Uistate pos pt
1653 in ([(Refine_Problem pI, Refine_Problem' rfd,
1654 (pos, Uistate))], c, (pt,pos)) end
1657 | nxt_specif (Specify_Problem pI) (pt, pos as (p,_)) =
1658 let val (PblObj {origin=(oris,(dI,_,_),_),spec=(dI',pI',_),
1659 probl, ...}) = get_obj I pt p;
1660 val thy = assoc_thy (if dI' = e_domID then dI else dI');
1661 val {ppc,where_,prls,...} = get_pbt pI
1662 val pbl as (_,(itms,_)) =
1663 if pI'=e_pblID andalso pI=e_pblID
1664 then (false, (init_pbl ppc, []))
1665 else match_itms_oris thy probl (ppc,where_,prls) oris(*FIXXXXXME?*)
1666 (*FIXXXME~~~~~~~~~~~~~~~: take pbl and compare with new pI WN.8.03*)
1667 val ((p,Pbl),c,_,pt)=
1668 generate1 thy (Specify_Problem' (pI, pbl)) Uistate pos pt
1669 in ([(Specify_Problem pI, Specify_Problem' (pI, pbl),
1670 (pos,Uistate))], c, (pt,pos)) end
1672 (*transfers oris (not required in pbl) to met-model for script-env
1673 FIXME.WN.8.03: application of several mIDs to SAME model?*)
1674 | nxt_specif (Specify_Method mID) (ptp as (pt, pos as (p,_))) =
1675 let val (PblObj {origin=(oris,(dI',pI',mI'),_), probl=pbl, spec=(dI,pI,mI),
1676 meth=met, ...}) = get_obj I pt p;
1677 val {ppc,pre,prls,...} = get_met mID
1678 val thy = assoc_thy dI
1679 val oris = add_field' thy ppc oris;
1680 val dI'' = if dI=e_domID then dI' else dI;
1681 val pI'' = if pI = e_pblID then pI' else pI;
1682 val met = if met=[] then pbl else met;(*WN0602 what if more itms in met?*)
1683 val (ok, (itms, pre')) = match_itms_oris thy met (ppc,pre,prls ) oris;
1685 generate1 thy (Specify_Method' (mID, oris, itms)) Uistate pos pt
1686 in ([(Specify_Method mID, Specify_Method' (mID, oris, itms),
1687 (pos,Uistate))], c, (pt,pos)) end
1689 | nxt_specif (Specify_Theory dI) (pt, pos as (p,Pbl)) =
1690 let val (dI',_,_) = get_obj g_spec pt p
1692 generate1 (assoc_thy "Isac.thy") (Specify_Theory' dI)
1694 in (*FIXXXME: check if pbl can still be parsed*)
1695 ([(Specify_Theory dI, Specify_Theory' dI, (pos,Uistate))], c,
1698 | nxt_specif (Specify_Theory dI) (pt, pos as (p,Met)) =
1699 let val (dI',_,_) = get_obj g_spec pt p
1701 generate1 (assoc_thy "Isac.thy") (Specify_Theory' dI)
1703 in (*FIXXXME: check if met can still be parsed*)
1704 ([(Specify_Theory dI, Specify_Theory' dI, (pos,Uistate))], c,
1708 raise error ("nxt_specif: not impl. for "^tac2str m');
1710 (*.get the values from oris; handle the term list w.r.t. penv.*)
1713 fun x mem [] = false
1714 | x mem (y :: ys) = x = y orelse x mem ys;
1716 fun vals_of_oris oris =
1717 ((map (mkval' o (#5:ori -> term list))) o
1718 (filter ((curry (op mem) 1) o (#2:ori -> int list)))) oris
1723 (*.create a calc-tree with oris via an cas.refined pbl.*)
1724 fun nxt_specify_init_calc (([],(dI,pI,mI)): fmz) =
1725 (* val ([],(dI,pI,mI)) = (fmz, sp);
1727 if pI <> [] then (*comes from pbl-browser*)
1728 let val {cas,met,ppc,thy,...} = get_pbt pI
1729 val dI = if dI = "" then theory2theory' thy else dI
1730 val thy = assoc_thy dI
1731 val mI = if mI = [] then hd met else mI
1732 val hdl = case cas of NONE => pblterm dI pI | SOME t => t
1733 val (pt,_) = cappend_problem e_ptree [] e_istate ([], (dI,pI,mI))
1734 ([], (dI,pI,mI), hdl)
1735 val pt = update_spec pt [] (dI,pI,mI)
1736 val pits = init_pbl' ppc
1737 val pt = update_pbl pt [] pits
1738 in ((pt,([],Pbl)), []): calcstate end
1739 else if mI <> [] then (*comes from met-browser*)
1740 let val {ppc,...} = get_met mI
1741 val dI = if dI = "" then "Isac.thy" else dI
1742 val thy = assoc_thy dI
1743 val (pt,_) = cappend_problem e_ptree [] e_istate ([], (dI,pI,mI))
1744 ([], (dI,pI,mI), e_term(*FIXME met*))
1745 val pt = update_spec pt [] (dI,pI,mI)
1746 val mits = init_pbl' ppc
1747 val pt = update_met pt [] mits
1748 in ((pt,([],Met)), []) end
1749 else (*completely new example*)
1750 let val (pt,_) = cappend_problem e_ptree [] e_istate ([], e_spec)
1751 ([], e_spec, e_term)
1752 in ((pt,([],Pbl)), []) end
1753 (* val (fmz, (dI,pI,mI)) = (fmz, sp);
1755 | nxt_specify_init_calc (fmz:fmz_,(dI,pI,mI):spec) =
1756 let (* either """"""""""""""" all empty or complete *)
1757 val thy = assoc_thy dI
1758 val (pI, pors, mI) =
1760 then let val pors = prep_ori fmz thy ((#ppc o get_pbt) pI)
1761 val pI' = refine_ori' pors pI;
1762 in (pI', pors (*refinement over models with diff.prec only*),
1763 (hd o #met o get_pbt) pI') end
1764 else (pI, prep_ori fmz thy ((#ppc o get_pbt) pI), mI)
1765 val {cas,ppc,thy=thy',...} = get_pbt pI (*take dI from _refined_ pbl*)
1766 val dI = theory2theory' (maxthy thy thy');
1767 val hdl = case cas of
1768 NONE => pblterm dI pI
1769 | SOME t => subst_atomic ((vars_of_pbl_' ppc)
1770 ~~~ vals_of_oris pors) t
1771 val (pt,_) = cappend_problem e_ptree [] e_istate (fmz,(dI,pI,mI))
1772 (pors,(dI,pI,mI),hdl)
1773 (*val pbl = init_pbl ppc WN.9.03: done by Model/Refine_Problem
1774 val pt = update_pbl pt [] pbl*)
1775 in ((pt,([],Pbl)), fst3 (nxt_specif Model_Problem (pt, ([],Pbl))))
1781 fun get_spec_form (m:tac_) ((p,p_):pos') (pt:ptree) =
1782 (* case appl_spec p pt m of /// 19.1.00
1783 Notappl e => Error' (Error_ e)
1785 *) let val (_,_,f,_,_,_) = specify m (p,p_) [] pt
1789 (*fun tag_form thy (formal, given) = cterm_of thy
1790 (((head_of o term_of) given) $ (term_of formal)); WN100819*)
1791 fun tag_form thy (formal, given) =
1792 (let val gf = (head_of given) $ formal;
1793 val _ = cterm_of thy gf
1795 handle _ => raise error ("calchead.tag_form: " ^
1796 Syntax.string_of_term (thy2ctxt thy) given ^
1798 Syntax.string_of_term (thy2ctxt thy) formal ^
1799 " ..types do not match");
1800 (* val formal = (the o (parse thy)) "[R::real]";
1801 > val given = (the o (parse thy)) "fixed_values (cs::real list)";
1802 > tag_form thy (formal, given);
1803 val it = "fixed_values [R]" : cterm
1805 fun chktyp thy (n, fs, gs) =
1806 ((writeln o (Syntax.string_of_term (thy2ctxt thy)) o (nth n)) fs;
1807 (writeln o (Syntax.string_of_term (thy2ctxt thy)) o (nth n)) gs;
1808 tag_form thy (nth n fs, nth n gs));
1810 fun chktyps thy (fs, gs) = map (tag_form thy) (fs ~~ gs);
1812 (* #####################################################
1813 find the failing item:
1815 > val tag__form = chktyp (n,formals,givens);
1816 > (type_of o term_of o (nth n)) formals;
1817 > (type_of o term_of o (nth n)) givens;
1818 > atomty ((term_of o (nth n)) formals);
1819 > atomty ((term_of o (nth n)) givens);
1820 > atomty (term_of tag__form);
1821 > use_thy"isa-98-1-HOL-plus/knowl-base/DiffAppl";
1822 ##################################################### *)
1824 (* #####################################################
1826 val origin = ["sqrt(9+4*x)=sqrt x + sqrt(5+x)","x::rat","(+0)"];
1827 val formals = map (the o (parse thy)) origin;
1829 val given = ["equation (lhs=rhs)",
1830 "bound_variable bdv", (* TODO type *)
1832 val where_ = ["e is_root_equation_in bdv",
1834 "apx is_const_expr"];
1835 val find = ["L::rat set"];
1836 val with_ = ["L = {bdv. || ((%x. lhs) bdv) - ((%x. rhs) bdv) || < apx}"];
1837 val chkpbl = map (the o (parse thy)) (given @ where_ @ find @ with_);
1838 val givens = map (the o (parse thy)) given;
1840 val tag__forms = chktyps (formals, givens);
1841 map ((atomty) o term_of) tag__forms;
1842 ##################################################### *)
1845 (* check pbltypes, announces one failure a time *)
1846 (*fun chk_vars ctppc =
1847 let val {Given=gi,Where=wh,Find=fi,With=wi,Relate=re} =
1848 appc flat (mappc (vars o term_of) ctppc)
1849 in if (wh\\gi) <> [] then ("wh\\gi",wh\\gi)
1850 else if (re\\(gi union fi)) <> []
1851 then ("re\\(gi union fi)",re\\(gi union fi))
1852 else ("ok",[]) end;*)
1853 fun chk_vars ctppc =
1854 let val {Given=gi,Where=wh,Find=fi,With=wi,Relate=re} =
1855 appc flat (mappc vars ctppc)
1856 val chked = subtract op = gi wh
1857 in if chked <> [] then ("wh\\gi", chked)
1858 else let val chked = subtract op = (union op = gi fi) re
1860 then ("re\\(gi union fi)", chked)
1865 (* check a new pbltype: variables (Free) unbound by given, find*)
1866 fun unbound_ppc ctppc =
1867 let val {Given=gi,Find=fi,Relate=re,...} =
1868 appc flat (mappc vars ctppc)
1869 in distinct (*re\\(gi union fi)*)
1870 (subtract op = (union op = gi fi) re) end;
1872 > val org = {Given=["[R=(R::real)]"],Where=[],
1873 Find=["[A::real]"],With=[],
1874 Relate=["[A=#2*a*b - a^^^#2, (a//#2)^^^#2 + (b//#2)^^^#2 = R^^^#2]"]
1876 > val ctppc = mappc (the o (parse thy)) org;
1877 > unbound_ppc ctppc;
1878 val it = [("a","RealDef.real"),("b","RealDef.real")] : (string * typ) list
1882 (* f, a binary operator, is nested rightassociative *)
1885 fun fld f (x::[]) = x
1886 | fld f (x::x'::[]) = f (x',x)
1887 | fld f (x::x'::xs) = f (fld f (x'::xs),x);
1888 in ((fld f) o rev) xs end;
1890 > val (SOME ct) = parse thy "[a=b,c=d,e=f]";
1891 > val ces = map (cterm_of thy) (isalist2list (term_of ct));
1892 > val conj = foldr1 HOLogic.mk_conj (isalist2list (term_of ct));
1893 > cterm_of thy conj;
1894 val it = "(a = b & c = d) & e = f" : cterm
1897 (* f, a binary operator, is nested leftassociative *)
1898 fun foldl1 f (x::[]) = x
1899 | foldl1 f (x::x'::[]) = f (x,x')
1900 | foldl1 f (x::x'::xs) = f (x,foldl1 f (x'::xs));
1902 > val (SOME ct) = parse thy "[a=b,c=d,e=f,g=h]";
1903 > val ces = map (cterm_of thy) (isalist2list (term_of ct));
1904 > val conj = foldl1 HOLogic.mk_conj (isalist2list (term_of ct));
1905 > cterm_of thy conj;
1906 val it = "a = b & c = d & e = f & g = h" : cterm
1910 (* called only once, if a Subproblem has been located in the script*)
1911 fun nxt_model_pbl (Subproblem'((_,pblID,metID),_,_,_,_)) ptp =
1912 (* val (Subproblem'((_,pblID,metID),_,_,_,_),ptp) = (m', (pt,(p,p_)));
1916 (snd3 o hd o fst3) (nxt_specif (Refine_Tacitly pblID) ptp)
1917 | _ => (snd3 o hd o fst3) (nxt_specif Model_Problem ptp))
1918 (*all stored in tac_ itms ^^^^^^^^^^*)
1919 | nxt_model_pbl tac_ _ =
1920 raise error ("nxt_model_pbl: called by tac= "^tac_2str tac_);
1921 (* run subp_rooteq.sml ''
1922 until nxt=("Subproblem",Subproblem ("SqRoot.thy",["univariate","equation"]))
1923 > val (_, (Subproblem'((_,pblID,metID),_,_,_,_),_,_,_,_,_)) =
1924 (last_elem o drop_last) ets'';
1925 > val mst = (last_elem o drop_last) ets'';
1926 > nxt_model_pbl mst;
1927 val it = Refine_Tacitly ["univariate","equation"] : tac
1930 (*fun eq1 d (_,(d',_)) = (d = d'); ---modspec.sml*)
1931 fun eq4 v (_,vts,_,_,_) = member op = vts v;
1932 fun eq5 (_,_,_,_,itm_) (_,_,_,d,_) = d_in itm_ = d;
1937 writeln (oris2str pors);
1939 writeln (itms2str_ thy pits);
1940 writeln (itms2str_ thy mits);
1944 (*.complete _NON_empty calc-head for autocalc (sub-)pbl from oris
1945 + met from fmz; assumes pos on PblObj, meth = [].*)
1946 fun complete_mod (pt, pos as (p, p_):pos') =
1947 (* val (pt, (p, _)) = (pt, p);
1948 val (pt, (p, _)) = (pt, pos);
1950 let val _= if p_ <> Pbl
1951 then writeln("###complete_mod: only impl.for Pbl, called with "^
1952 pos'2str pos) else ()
1953 val (PblObj{origin=(oris, ospec, hdl), probl, spec,...}) =
1955 val (dI,pI,mI) = some_spec ospec spec
1956 val mpc = (#ppc o get_met) mI
1957 val ppc = (#ppc o get_pbt) pI
1958 val (pits, mits) = complete_mod_ (oris, mpc, ppc, probl)
1959 val pt = update_pblppc pt p pits
1960 val pt = update_metppc pt p mits
1961 in (pt, (p,Met):pos') end
1963 (*| complete_mod (pt, pos as (p, Met):pos') =
1964 raise error ("###complete_mod: only impl.for Pbl, called with "^
1967 (*.complete _EMPTY_ calc-head for autocalc (sub-)pbl from oris(+met from fmz);
1968 oris and spec (incl. pbl-refinement) given from init_calc or SubProblem .*)
1969 fun all_modspec (pt, (p,_):pos') =
1970 (* val (pt, (p,_)) = ptp;
1972 let val (PblObj{fmz=(fmz_,_), origin=(pors, spec as (dI,pI,mI), hdl),
1973 ...}) = get_obj I pt p;
1974 val thy = assoc_thy dI;
1975 val {ppc,...} = get_met mI;
1976 val mors = prep_ori fmz_ thy ppc;
1977 val pt = update_pblppc pt p (map (ori2Coritm ppc) pors);
1978 val pt = update_metppc pt p (map (ori2Coritm ppc) mors);
1979 val pt = update_spec pt p (dI,pI,mI);
1980 in (pt, (p,Met): pos') end;
1982 (*WN.12.03: use in nxt_spec, too ? what about variants ???*)
1983 fun is_complete_mod_ ([]: itm list) = false
1984 | is_complete_mod_ itms =
1985 foldl and_ (true, (map #3 itms));
1986 fun is_complete_mod (pt, pos as (p, Pbl): pos') =
1987 if (is_pblobj o (get_obj I pt)) p
1988 then (is_complete_mod_ o (get_obj g_pbl pt)) p
1989 else raise error ("is_complete_mod: called by PrfObj at "^pos'2str pos)
1990 | is_complete_mod (pt, pos as (p, Met)) =
1991 if (is_pblobj o (get_obj I pt)) p
1992 then (is_complete_mod_ o (get_obj g_met pt)) p
1993 else raise error ("is_complete_mod: called by PrfObj at "^pos'2str pos)
1994 | is_complete_mod (_, pos) =
1995 raise error ("is_complete_mod called by "^pos'2str pos^
1996 " (should be Pbl or Met)");
1998 (*.have (thy, pbl, met) _all_ been specified explicitly ?.*)
1999 fun is_complete_spec (pt, pos as (p,_): pos') =
2000 if (not o is_pblobj o (get_obj I pt)) p
2001 then raise error ("is_complete_spec: called by PrfObj at "^pos'2str pos)
2002 else let val (dI,pI,mI) = get_obj g_spec pt p
2003 in dI<>e_domID andalso pI<>e_pblID andalso mI<>e_metID end;
2004 (*.complete empty items in specification from origin (pbl, met ev.refined);
2005 assumes 'is_complete_mod'.*)
2006 fun complete_spec (pt, pos as (p,_): pos') =
2007 let val PblObj {origin = (_,ospec,_), spec,...} = get_obj I pt p
2008 val pt = update_spec pt p (some_spec ospec spec)
2011 fun is_complete_modspec ptp =
2012 is_complete_mod ptp andalso is_complete_spec ptp;
2017 fun pt_model (PblObj {meth,spec,origin=(_,spec',hdl),...}) Met =
2018 (* val ((PblObj {meth,spec,origin=(_,spec',hdl),...}), Met) = (ppobj, p_);
2020 let val (_,_,metID) = get_somespec' spec spec'
2022 if metID = e_metID then []
2023 else let val {prls,pre=where_,...} = get_met metID
2024 val pre = check_preconds' prls where_ meth 0
2026 val allcorrect = is_complete_mod_ meth
2027 andalso foldl and_ (true, (map #1 pre))
2028 in ModSpec (allcorrect, Met, hdl, meth, pre, spec) end
2029 | pt_model (PblObj {probl,spec,origin=(_,spec',hdl),...}) _(*Frm,Pbl*) =
2030 (* val ((PblObj {probl,spec,origin=(_,spec',hdl),...}),_) = (ppobj, p_);
2032 let val (_,pI,_) = get_somespec' spec spec'
2034 if pI = e_pblID then []
2035 else let val {prls,where_,cas,...} = get_pbt pI
2036 val pre = check_preconds' prls where_ probl 0
2038 val allcorrect = is_complete_mod_ probl
2039 andalso foldl and_ (true, (map #1 pre))
2040 in ModSpec (allcorrect, Pbl, hdl, probl, pre, spec) end;
2043 fun pt_form (PrfObj {form,...}) = Form form
2044 | pt_form (PblObj {probl,spec,origin=(_,spec',_),...}) =
2045 let val (dI, pI, _) = get_somespec' spec spec'
2046 val {cas,...} = get_pbt pI
2048 NONE => Form (pblterm dI pI)
2049 | SOME t => Form (subst_atomic (mk_env probl) t)
2051 (*vvv takes the tac _generating_ the formula=result, asm ok....
2052 fun pt_result (PrfObj {result=(t,asm), tac,...}) =
2054 if null asm then NONE else SOME asm,
2056 | pt_result (PblObj {result=(t,asm), origin = (_,ospec,_), spec,...}) =
2057 let val (_,_,metID) = some_spec ospec spec
2059 if null asm then NONE else SOME asm,
2060 if metID = e_metID then NONE else SOME (Apply_Method metID)) end;
2061 -------------------------------------------------------------------------*)
2064 (*.pt_extract returns
2065 # the formula at pos
2066 # the tactic applied to this formula
2067 # the list of assumptions generated at this formula
2068 (by application of another tac to the preceding formula !)
2069 pos is assumed to come from the frontend, ie. generated by moveDown.*)
2070 (*cannot be in ctree.sml, because ModSpec has to be calculated*)
2071 fun pt_extract (pt,([],Res)) =
2072 (* val (pt,([],Res)) = ptp;
2074 let val (f, asm) = get_obj g_result pt []
2075 in (Form f, NONE, asm) end
2078 | pt_extract (pt,(p,Res)) =
2079 (* val (pt,(p,Res)) = ptp;
2081 let val (f, asm) = get_obj g_result pt p
2082 val tac = if last_onlev pt p
2083 then if is_pblobj' pt (lev_up p)
2084 then let val (PblObj{spec=(_,pI,_),...}) =
2085 get_obj I pt (lev_up p)
2086 in if pI = e_pblID then NONE
2087 else SOME (Check_Postcond pI) end
2088 else SOME End_Trans (*WN0502 TODO for other branches*)
2089 else let val p' = lev_on p
2090 in if is_pblobj' pt p'
2091 then let val (PblObj{origin = (_,(dI,pI,_),_),...}) =
2093 in SOME (Subproblem (dI, pI)) end
2094 else if f = get_obj g_form pt p'
2095 then SOME (get_obj g_tac pt p')
2096 (*because this Frm ~~~is not on worksheet*)
2097 else SOME (Take (term2str (get_obj g_form pt p')))
2099 in (Form f, tac, asm) end
2101 | pt_extract (pt, pos as (p,p_(*Frm,Pbl*))) =
2102 (* val (pt, pos as (p,p_(*Frm,Pbl*))) = ptp;
2103 val (pt, pos as (p,p_(*Frm,Pbl*))) = (pt, p);
2105 let val ppobj = get_obj I pt p
2106 val f = if is_pblobj ppobj then pt_model ppobj p_
2107 else get_obj pt_form pt p
2108 val tac = g_tac ppobj
2109 in (f, SOME tac, []) end;
2112 (**. get the formula from a ctree-node:
2113 take form+res from PblObj and 1.PrfObj and (PrfObj after PblObj)
2114 take res from all other PrfObj's .**)
2115 (*designed for interSteps, outcommented 04 in favour of calcChangedEvent*)
2116 fun formres p (Nd (PblObj {origin = (_,_, h), result = (r, _),...}, _)) =
2117 [("headline", (p, Frm), h),
2118 ("stepform", (p, Res), r)]
2119 | formres p (Nd (PrfObj {form, result = (r, _),...}, _)) =
2120 [("stepform", (p, Frm), form),
2121 ("stepform", (p, Res), r)];
2123 fun form p (Nd (PrfObj {result = (r, _),...}, _)) =
2124 [("stepform", (p, Res), r)]
2126 (*assumes to take whole level, in particular hd -- for use in interSteps*)
2127 fun get_formress fs p [] = flat fs
2128 | get_formress fs p (nd::nds) =
2129 (* start with 'form+res' and continue with trying 'res' only*)
2130 get_forms (fs @ [formres p nd]) (lev_on p) nds
2131 and get_forms fs p [] = flat fs
2132 | get_forms fs p (nd::nds) =
2134 (* start again with 'form+res' ///ugly repeat with Check_elementwise
2135 then get_formress (fs @ [formres p nd]) (lev_on p) nds *)
2136 then get_forms (fs @ [formres p nd]) (lev_on p) nds
2137 (* continue with trying 'res' only*)
2138 else get_forms (fs @ [form p nd]) (lev_on p) nds;
2140 (**.get an 'interval' 'from' 'to' of formulae from a ptree.**)
2141 (*WN050219 made robust against _'to' below or after Complete nodes
2142 by handling exn caused by move_dn*)
2143 (*WN0401 this functionality belongs to ctree.sml,
2144 but fetching a calc_head requires calculations defined in modspec.sml
2145 transfer to ME/me.sml !!!
2146 WN051224 ^^^ doesnt hold any longer, since only the headline of a calc_head
2147 is returned !!!!!!!!!!!!!
2149 fun eq_pos' (p1,Frm) (p2,Frm) = p1 = p2
2150 | eq_pos' (p1,Res) (p2,Res) = p1 = p2
2151 | eq_pos' (p1,Pbl) (p2,p2_) = p1 = p2 andalso (case p2_ of
2155 | eq_pos' (p1,Met) (p2,p2_) = p1 = p2 andalso (case p2_ of
2159 | eq_pos' _ _ = false;
2161 (*.get an 'interval' from the ctree; 'interval' is w.r.t. the
2162 total ordering Position#compareTo(Position p) in the java-code
2163 val get_interval = fn
2164 : pos' -> : from is "move_up 1st-element" to return
2165 pos' -> : to the last element to be returned; from < to
2166 int -> : level: 0 gets the flattest sub-tree possible
2167 >999 gets the deepest sub-tree possible
2169 (pos' * : of the formula
2170 Term.term) : the formula
2173 fun get_interval from to level pt =
2174 (* val (from,level) = (f,lev);
2175 val (from, to, level) = (([3, 2, 1], Res), ([],Res), 9999);
2177 let fun get_inter c (from:pos') (to:pos') lev pt =
2178 (* val (c, from, to, lev) = ([], from, to, level);
2179 ------for recursion.......
2180 val (c, from:pos', to:pos') = (c @ [(from, f)], move_dn [] pt from, to);
2182 if eq_pos' from to orelse from = ([],Res)
2183 (*orelse ... avoids Exception- PTREE "end of calculation" raised,
2184 if 'to' has values NOT generated by move_dn, see systest/me.sml
2185 TODO.WN0501: introduce an order on pos' and check "from > to"..
2186 ...there is an order in Java!
2187 WN051224 the hack got worse with returning term instead ptform*)
2188 then let val (f,_,_) = pt_extract (pt, from)
2190 ModSpec (_,_,headline,_,_,_) => c @ [(from, headline)]
2191 | Form t => c @ [(from, t)]
2194 if lev < lev_of from
2195 then (get_inter c (move_dn [] pt from) to lev pt)
2196 handle (PTREE _(*from move_dn too far*)) => c
2197 else let val (f,_,_) = pt_extract (pt, from)
2198 val term = case f of
2199 ModSpec (_,_,headline,_,_,_)=> headline
2201 in (get_inter (c @ [(from, term)])
2202 (move_dn [] pt from) to lev pt)
2203 handle (PTREE _(*from move_dn too far*))
2204 => c @ [(from, term)] end
2205 in get_inter [] from to level pt end;
2208 fun posform2str (pos:pos', form) =
2209 "("^ pos'2str pos ^", "^
2211 Form f => term2str f
2212 | ModSpec c => term2str (#3 c(*the headline*)))
2214 fun posforms2str pfs = (strs2str' o (map (curry op ^ "\n")) o
2215 (map posform2str)) pfs;
2216 fun posterm2str (pos:pos', t) =
2217 "("^ pos'2str pos ^", "^term2str t^")";
2218 fun posterms2str pfs = (strs2str' o (map (curry op ^ "\n")) o
2219 (map posterm2str)) pfs;
2222 (*WN050225 omits the last step, if pt is incomplete*)
2224 writeln (posterms2str (get_interval ([],Frm) ([],Res) 99999 pt));
2226 (*.get a calchead from a PblObj-node in the ctree;
2227 preconditions must be calculated.*)
2228 fun get_ocalhd (pt, pos' as (p,Pbl):pos') =
2229 let val PblObj {origin = (oris, ospec, hdf'), spec, probl,...} =
2231 val {prls,where_,...} = get_pbt (#2 (some_spec ospec spec))
2232 val pre = check_preconds (assoc_thy"Isac.thy") prls where_ probl
2233 in (ocalhd_complete probl pre spec, Pbl, hdf', probl, pre, spec):ocalhd end
2234 | get_ocalhd (pt, pos' as (p,Met):pos') =
2235 let val PblObj {fmz = fmz as (fmz_,_), origin = (oris, ospec, hdf'),
2238 val {prls,pre,...} = get_met (#3 (some_spec ospec spec))
2239 val pre = check_preconds (assoc_thy"Isac.thy") prls pre meth
2240 in (ocalhd_complete meth pre spec, Met, hdf', meth, pre, spec):ocalhd end;
2242 (*.at the activeFormula set the Model, the Guard and the Specification
2243 to empty and return a CalcHead;
2244 the 'origin' remains (for reconstructing all that).*)
2245 fun reset_calchead (pt, pos' as (p,_):pos') =
2246 let val PblObj {origin = (_, _, hdf'),...} = get_obj I pt p
2247 val pt = update_pbl pt p []
2248 val pt = update_met pt p []
2249 val pt = update_spec pt p e_spec
2250 in (pt, (p,Pbl):pos') end;
2252 (*---------------------------------------------------------------------*)
2256 (*---------------------------------------------------------------------*)