src/Tools/isac/Knowledge/Test.thy
author Mathias Lehnfeld <s1210629013@students.fh-hagenberg.at>
Sun, 02 Feb 2014 03:09:40 +0100
changeset 55380 7be2ad0e4acb
parent 55373 4f3f530f3cf6
child 55444 ede4248a827b
permissions -rw-r--r--
ad 967c8a1eb6b1 (7): remove all code concerned with 'mets = Unsynchronized.ref'
     1 (* some tests are based on specficially simple scripts etc.
     2    Author: Walther Neuper 2003
     3    (c) due to copyright terms
     4 *) 
     5 
     6 theory Test imports Atools Poly Rational Root Diff begin
     7  
     8 consts
     9 
    10 (*"cancel":: [real, real] => real    (infixl "'/'/'/" 70) ...divide 2002*)
    11 
    12   Expand'_binomtest
    13              :: "['y,  
    14 		    'y] => 'y"
    15                ("((Script Expand'_binomtest (_ =))//  
    16                    (_))" 9)
    17 
    18   Solve'_univar'_err
    19              :: "[bool,real,bool,  
    20 		    bool list] => bool list"
    21                ("((Script Solve'_univar'_err (_ _ _ =))//  
    22                    (_))" 9)
    23   
    24   Solve'_linear
    25              :: "[bool,real,  
    26 		    bool list] => bool list"
    27                ("((Script Solve'_linear (_ _ =))//  
    28                    (_))" 9)
    29 
    30 (*17.9.02 aus SqRoot.thy------------------------------vvv---*)
    31 
    32   "is'_root'_free"   :: "'a => bool"      ("is'_root'_free _" 10)
    33   "contains'_root"   :: "'a => bool"      ("contains'_root _" 10)
    34 
    35   "precond'_rootmet" :: "'a => bool"      ("precond'_rootmet _" 10)
    36   "precond'_rootpbl" :: "'a => bool"      ("precond'_rootpbl _" 10)
    37   "precond'_submet"  :: "'a => bool"      ("precond'_submet _" 10)
    38   "precond'_subpbl"  :: "'a => bool"      ("precond'_subpbl _" 10)
    39 
    40   Solve'_root'_equation 
    41              :: "[bool,real,  
    42 		    bool list] => bool list"
    43                ("((Script Solve'_root'_equation (_ _ =))//  
    44                    (_))" 9)
    45 
    46   Solve'_plain'_square 
    47              :: "[bool,real,  
    48 		    bool list] => bool list"
    49                ("((Script Solve'_plain'_square (_ _ =))//  
    50                    (_))" 9)
    51 
    52   Norm'_univar'_equation 
    53              :: "[bool,real,  
    54 		    bool] => bool"
    55                ("((Script Norm'_univar'_equation (_ _ =))//  
    56                    (_))" 9)
    57 
    58   STest'_simplify
    59              :: "['z,  
    60 		    'z] => 'z"
    61                ("((Script STest'_simplify (_ =))//  
    62                    (_))" 9)
    63 
    64 (*17.9.02 aus SqRoot.thy------------------------------^^^---*)  
    65 
    66 axiomatization where (*TODO: prove as theorems*)
    67 
    68   radd_mult_distrib2:      "(k::real) * (m + n) = k * m + k * n" and
    69   rdistr_right_assoc:      "(k::real) + l * n + m * n = k + (l + m) * n" and
    70   rdistr_right_assoc_p:    "l * n + (m * n + (k::real)) = (l + m) * n + k" and
    71   rdistr_div_right:        "((k::real) + l) / n = k / n + l / n" and
    72   rcollect_right:
    73           "[| l is_const; m is_const |] ==> (l::real)*n + m*n = (l + m) * n" and
    74   rcollect_one_left:
    75           "m is_const ==> (n::real) + m * n = (1 + m) * n" and
    76   rcollect_one_left_assoc:
    77           "m is_const ==> (k::real) + n + m * n = k + (1 + m) * n" and
    78   rcollect_one_left_assoc_p:
    79           "m is_const ==> n + (m * n + (k::real)) = (1 + m) * n + k" and
    80 
    81   rtwo_of_the_same:        "a + a = 2 * a" and
    82   rtwo_of_the_same_assoc:  "(x + a) + a = x + 2 * a" and
    83   rtwo_of_the_same_assoc_p:"a + (a + x) = 2 * a + x" and
    84 
    85   rcancel_den:             "not(a=0) ==> a * (b / a) = b" and
    86   rcancel_const:           "[| a is_const; b is_const |] ==> a*(x/b) = a/b*x" and
    87   rshift_nominator:        "(a::real) * b / c = a / c * b" and
    88 
    89   exp_pow:                 "(a ^^^ b) ^^^ c = a ^^^ (b * c)" and
    90   rsqare:                  "(a::real) * a = a ^^^ 2" and
    91   power_1:                 "(a::real) ^^^ 1 = a" and
    92   rbinom_power_2:          "((a::real) + b)^^^ 2 = a^^^ 2 + 2*a*b + b^^^ 2" and
    93 
    94   rmult_1:                 "1 * k = (k::real)" and
    95   rmult_1_right:           "k * 1 = (k::real)" and
    96   rmult_0:                 "0 * k = (0::real)" and
    97   rmult_0_right:           "k * 0 = (0::real)" and
    98   radd_0:                  "0 + k = (k::real)" and
    99   radd_0_right:            "k + 0 = (k::real)" and
   100 
   101   radd_real_const_eq:
   102           "[| a is_const; c is_const; d is_const |] ==> a/d + c/d = (a+c)/(d::real)" and
   103   radd_real_const:
   104           "[| a is_const; b is_const; c is_const; d is_const |] ==> a/b + c/d = (a*d + b*c)/(b*(d::real))"  
   105    and
   106 (*for AC-operators*)
   107   radd_commute:            "(m::real) + (n::real) = n + m" and
   108   radd_left_commute:       "(x::real) + (y + z) = y + (x + z)" and
   109   radd_assoc:              "(m::real) + n + k = m + (n + k)" and
   110   rmult_commute:           "(m::real) * n = n * m" and
   111   rmult_left_commute:      "(x::real) * (y * z) = y * (x * z)" and
   112   rmult_assoc:             "(m::real) * n * k = m * (n * k)" and
   113 
   114 (*for equations: 'bdv' is a meta-constant*)
   115   risolate_bdv_add:       "((k::real) + bdv = m) = (bdv = m + (-1)*k)" and
   116   risolate_bdv_mult_add:  "((k::real) + n*bdv = m) = (n*bdv = m + (-1)*k)" and
   117   risolate_bdv_mult:      "((n::real) * bdv = m) = (bdv = m / n)" and
   118 
   119   rnorm_equation_add:
   120       "~(b =!= 0) ==> (a = b) = (a + (-1)*b = 0)" and
   121 
   122 (*17.9.02 aus SqRoot.thy------------------------------vvv---*) 
   123   root_ge0:            "0 <= a ==> 0 <= sqrt a" and
   124   (*should be dropped with better simplification in eval_rls ...*)
   125   root_add_ge0:
   126 	"[| 0 <= a; 0 <= b |] ==> (0 <= sqrt a + sqrt b) = True" and
   127   root_ge0_1:
   128 	"[| 0<=a; 0<=b; 0<=c |] ==> (0 <= a * sqrt b + sqrt c) = True" and
   129   root_ge0_2:
   130 	"[| 0<=a; 0<=b; 0<=c |] ==> (0 <= sqrt a + b * sqrt c) = True" and
   131 
   132 
   133   rroot_square_inv:         "(sqrt a)^^^ 2 = a" and
   134   rroot_times_root:         "sqrt a * sqrt b = sqrt(a*b)" and
   135   rroot_times_root_assoc:   "(a * sqrt b) * sqrt c = a * sqrt(b*c)" and
   136   rroot_times_root_assoc_p: "sqrt b * (sqrt c * a)= sqrt(b*c) * a" and
   137 
   138 
   139 (*for root-equations*)
   140   square_equation_left:
   141           "[| 0 <= a; 0 <= b |] ==> (((sqrt a)=b)=(a=(b^^^ 2)))" and
   142   square_equation_right:
   143           "[| 0 <= a; 0 <= b |] ==> ((a=(sqrt b))=((a^^^ 2)=b))" and
   144   (*causes frequently non-termination:*)
   145   square_equation:  
   146           "[| 0 <= a; 0 <= b |] ==> ((a=b)=((a^^^ 2)=b^^^ 2))" and
   147   
   148   risolate_root_add:        "(a+  sqrt c = d) = (  sqrt c = d + (-1)*a)" and
   149   risolate_root_mult:       "(a+b*sqrt c = d) = (b*sqrt c = d + (-1)*a)" and
   150   risolate_root_div:        "(a * sqrt c = d) = (  sqrt c = d / a)" and
   151 
   152 (*for polynomial equations of degree 2; linear case in RatArith*)
   153   mult_square:		"(a*bdv^^^2 = b) = (bdv^^^2 = b / a)" and
   154   constant_square:       "(a + bdv^^^2 = b) = (bdv^^^2 = b + -1*a)" and
   155   constant_mult_square:  "(a + b*bdv^^^2 = c) = (b*bdv^^^2 = c + -1*a)" and
   156 
   157   square_equality: 
   158 	     "0 <= a ==> (x^^^2 = a) = ((x=sqrt a) | (x=-1*sqrt a))" and
   159   square_equality_0:
   160 	     "(x^^^2 = 0) = (x = 0)" and
   161 
   162 (*isolate root on the LEFT hand side of the equation
   163   otherwise shuffling from left to right would not terminate*)  
   164 
   165   rroot_to_lhs:
   166           "is_root_free a ==> (a = sqrt b) = (a + (-1)*sqrt b = 0)" and
   167   rroot_to_lhs_mult:
   168           "is_root_free a ==> (a = c*sqrt b) = (a + (-1)*c*sqrt b = 0)" and
   169   rroot_to_lhs_add_mult:
   170           "is_root_free a ==> (a = d+c*sqrt b) = (a + (-1)*c*sqrt b = d)"
   171 (*17.9.02 aus SqRoot.thy------------------------------^^^---*)  
   172 
   173 ML {*
   174 val thy = @{theory};
   175 
   176 (** evaluation of numerals and predicates **)
   177 
   178 (*does a term contain a root ? WN110518 seems incorrect, compare contains_root*)
   179 fun eval_root_free (thmid:string) _ (t as (Const (op0, t0) $ arg)) thy = 
   180   if strip_thy op0 <> "is'_root'_free" 
   181     then error ("eval_root_free: wrong " ^ op0)
   182   else if const_in (strip_thy op0) arg
   183   then SOME (mk_thmid thmid "" (term_to_string''' thy arg)"",
   184 	       Trueprop $ (mk_equality (t, @{term False})))
   185   else SOME (mk_thmid thmid "" (term_to_string''' thy arg)"",
   186 	       Trueprop $ (mk_equality (t, @{term True})))
   187 | eval_root_free _ _ _ _ = NONE; 
   188 
   189 (*does a term contain a root ?*)
   190 fun eval_contains_root (thmid:string) _ 
   191 		       (t as (Const("Test.contains'_root",t0) $ arg)) thy = 
   192   if member op = (ids_of arg) "sqrt"
   193   then SOME (mk_thmid thmid "" (term_to_string''' thy arg)"",
   194 	       Trueprop $ (mk_equality (t, @{term True})))
   195   else SOME (mk_thmid thmid "" (term_to_string''' thy arg)"",
   196 	       Trueprop $ (mk_equality (t, @{term False})))
   197 | eval_contains_root _ _ _ _ = NONE; 
   198 
   199 (*dummy precondition for root-met of x+1=2*)
   200 fun eval_precond_rootmet (thmid:string) _ (t as (Const ("Test.precond'_rootmet", _) $ arg)) thy = 
   201     SOME (mk_thmid thmid "" (term_to_string''' thy arg)"",
   202       Trueprop $ (mk_equality (t, @{term True})))
   203   | eval_precond_rootmet _ _ _ _ = NONE; 
   204 
   205 (*dummy precondition for root-pbl of x+1=2*)
   206 fun eval_precond_rootpbl (thmid:string) _ (t as (Const ("Test.precond'_rootpbl", _) $ arg)) thy = 
   207     SOME (mk_thmid thmid "" (term_to_string''' thy arg) "",
   208 	    Trueprop $ (mk_equality (t, @{term True})))
   209 	| eval_precond_rootpbl _ _ _ _ = NONE;
   210 *}
   211 setup {* KEStore_Elems.add_calcs
   212   [("is_root_free", ("Test.is'_root'_free", eval_root_free"#is_root_free_e")),
   213     ("contains_root", ("Test.contains'_root", eval_contains_root"#contains_root_")),
   214     ("Test.precond'_rootmet", ("Test.precond'_rootmet", eval_precond_rootmet"#Test.precond_rootmet_")),
   215     ("Test.precond'_rootpbl", ("Test.precond'_rootpbl",
   216         eval_precond_rootpbl"#Test.precond_rootpbl_"))] *}
   217 ML {*
   218 (** term order **)
   219 fun term_order (_:subst) tu = (term_ordI [] tu = LESS);
   220 
   221 (** rule sets **)
   222 
   223 val testerls = 
   224   Rls {id = "testerls", preconds = [], rew_ord = ("termlessI",termlessI), 
   225       erls = e_rls, srls = Erls, 
   226       calc = [], errpatts = [], 
   227       rules = [Thm ("refl",num_str @{thm refl}),
   228 	       Thm ("order_refl",num_str @{thm order_refl}),
   229 	       Thm ("radd_left_cancel_le",num_str @{thm radd_left_cancel_le}),
   230 	       Thm ("not_true",num_str @{thm not_true}),
   231 	       Thm ("not_false",num_str @{thm not_false}),
   232 	       Thm ("and_true",num_str @{thm and_true}),
   233 	       Thm ("and_false",num_str @{thm and_false}),
   234 	       Thm ("or_true",num_str @{thm or_true}),
   235 	       Thm ("or_false",num_str @{thm or_false}),
   236 	       Thm ("and_commute",num_str @{thm and_commute}),
   237 	       Thm ("or_commute",num_str @{thm or_commute}),
   238 
   239 	       Calc ("Atools.is'_const",eval_const "#is_const_"),
   240 	       Calc ("Tools.matches",eval_matches ""),
   241     
   242 	       Calc ("Groups.plus_class.plus",eval_binop "#add_"),
   243 	       Calc ("Groups.times_class.times",eval_binop "#mult_"),
   244 	       Calc ("Atools.pow" ,eval_binop "#power_"),
   245 		    
   246 	       Calc ("Orderings.ord_class.less",eval_equ "#less_"),
   247 	       Calc ("Orderings.ord_class.less_eq",eval_equ "#less_equal_"),
   248 	     	    
   249 	       Calc ("Atools.ident",eval_ident "#ident_")],
   250       scr = Prog ((term_of o the o (parse thy)) "empty_script")
   251       }:rls;      
   252 *}
   253 ML {*
   254 (*.for evaluation of conditions in rewrite rules.*)
   255 (*FIXXXXXXME 10.8.02: handle like _simplify*)
   256 val tval_rls =  
   257   Rls{id = "tval_rls", preconds = [], 
   258       rew_ord = ("sqrt_right",sqrt_right false @{theory "Pure"}), 
   259       erls=testerls,srls = e_rls, 
   260       calc=[], errpatts = [],
   261       rules = [Thm ("refl",num_str @{thm refl}),
   262 	       Thm ("order_refl",num_str @{thm order_refl}),
   263 	       Thm ("radd_left_cancel_le",num_str @{thm radd_left_cancel_le}),
   264 	       Thm ("not_true",num_str @{thm not_true}),
   265 	       Thm ("not_false",num_str @{thm not_false}),
   266 	       Thm ("and_true",num_str @{thm and_true}),
   267 	       Thm ("and_false",num_str @{thm and_false}),
   268 	       Thm ("or_true",num_str @{thm or_true}),
   269 	       Thm ("or_false",num_str @{thm or_false}),
   270 	       Thm ("and_commute",num_str @{thm and_commute}),
   271 	       Thm ("or_commute",num_str @{thm or_commute}),
   272 
   273 	       Thm ("real_diff_minus",num_str @{thm real_diff_minus}),
   274 
   275 	       Thm ("root_ge0",num_str @{thm root_ge0}),
   276 	       Thm ("root_add_ge0",num_str @{thm root_add_ge0}),
   277 	       Thm ("root_ge0_1",num_str @{thm root_ge0_1}),
   278 	       Thm ("root_ge0_2",num_str @{thm root_ge0_2}),
   279 
   280 	       Calc ("Atools.is'_const",eval_const "#is_const_"),
   281 	       Calc ("Test.is'_root'_free",eval_root_free "#is_root_free_e"),
   282 	       Calc ("Tools.matches",eval_matches ""),
   283 	       Calc ("Test.contains'_root",
   284 		     eval_contains_root"#contains_root_"),
   285     
   286 	       Calc ("Groups.plus_class.plus",eval_binop "#add_"),
   287 	       Calc ("Groups.times_class.times",eval_binop "#mult_"),
   288 	       Calc ("NthRoot.sqrt",eval_sqrt "#sqrt_"),
   289 	       Calc ("Atools.pow" ,eval_binop "#power_"),
   290 		    
   291 	       Calc ("Orderings.ord_class.less",eval_equ "#less_"),
   292 	       Calc ("Orderings.ord_class.less_eq",eval_equ "#less_equal_"),
   293 	     	    
   294 	       Calc ("Atools.ident",eval_ident "#ident_")],
   295       scr = Prog ((term_of o the o (parse thy)) "empty_script")
   296       }:rls;      
   297 *}
   298 setup {* KEStore_Elems.add_rlss [("testerls", (Context.theory_name @{theory}, prep_rls testerls))] *}
   299 
   300 ML {*
   301 (*make () dissappear*)   
   302 val rearrange_assoc =
   303   Rls{id = "rearrange_assoc", preconds = [], 
   304       rew_ord = ("e_rew_ord",e_rew_ord), 
   305       erls = e_rls, srls = e_rls, calc = [], errpatts = [],
   306       rules = 
   307       [Thm ("sym_add_assoc",num_str (@{thm add_assoc} RS @{thm sym})),
   308        Thm ("sym_rmult_assoc",num_str (@{thm rmult_assoc} RS @{thm sym}))],
   309       scr = Prog ((term_of o the o (parse thy)) "empty_script")
   310       }:rls;      
   311 
   312 val ac_plus_times =
   313   Rls{id = "ac_plus_times", preconds = [], rew_ord = ("term_order",term_order),
   314       erls = e_rls, srls = e_rls, calc = [], errpatts = [],
   315       rules = 
   316       [Thm ("radd_commute",num_str @{thm radd_commute}),
   317        Thm ("radd_left_commute",num_str @{thm radd_left_commute}),
   318        Thm ("add_assoc",num_str @{thm add_assoc}),
   319        Thm ("rmult_commute",num_str @{thm rmult_commute}),
   320        Thm ("rmult_left_commute",num_str @{thm rmult_left_commute}),
   321        Thm ("rmult_assoc",num_str @{thm rmult_assoc})],
   322       scr = Prog ((term_of o the o (parse thy)) "empty_script")
   323       }:rls;      
   324 
   325 (*todo: replace by Rewrite("rnorm_equation_add",num_str @{thm rnorm_equation_add)*)
   326 val norm_equation =
   327   Rls{id = "norm_equation", preconds = [], rew_ord = ("e_rew_ord",e_rew_ord),
   328       erls = tval_rls, srls = e_rls, calc = [], errpatts = [],
   329       rules = [Thm ("rnorm_equation_add",num_str @{thm rnorm_equation_add})
   330 	       ],
   331       scr = Prog ((term_of o the o (parse thy)) "empty_script")
   332       }:rls;      
   333 *}
   334 ML {*
   335 (** rule sets **)
   336 
   337 val STest_simplify =     (*   vv--- not changed to real by parse*)
   338   "Script STest_simplify (t_t::'z) =                           " ^
   339   "(Repeat" ^
   340   "    ((Try (Repeat (Rewrite real_diff_minus False))) @@        " ^
   341   "     (Try (Repeat (Rewrite radd_mult_distrib2 False))) @@  " ^
   342   "     (Try (Repeat (Rewrite rdistr_right_assoc False))) @@  " ^
   343   "     (Try (Repeat (Rewrite rdistr_right_assoc_p False))) @@" ^
   344   "     (Try (Repeat (Rewrite rdistr_div_right False))) @@    " ^
   345   "     (Try (Repeat (Rewrite rbinom_power_2 False))) @@      " ^
   346 	
   347   "     (Try (Repeat (Rewrite radd_commute False))) @@        " ^
   348   "     (Try (Repeat (Rewrite radd_left_commute False))) @@   " ^
   349   "     (Try (Repeat (Rewrite add_assoc False))) @@          " ^
   350   "     (Try (Repeat (Rewrite rmult_commute False))) @@       " ^
   351   "     (Try (Repeat (Rewrite rmult_left_commute False))) @@  " ^
   352   "     (Try (Repeat (Rewrite rmult_assoc False))) @@         " ^
   353 	
   354   "     (Try (Repeat (Rewrite radd_real_const_eq False))) @@   " ^
   355   "     (Try (Repeat (Rewrite radd_real_const False))) @@   " ^
   356   "     (Try (Repeat (Calculate PLUS))) @@   " ^
   357   "     (Try (Repeat (Calculate TIMES))) @@   " ^
   358   "     (Try (Repeat (Calculate divide_))) @@" ^
   359   "     (Try (Repeat (Calculate POWER))) @@  " ^
   360 	
   361   "     (Try (Repeat (Rewrite rcollect_right False))) @@   " ^
   362   "     (Try (Repeat (Rewrite rcollect_one_left False))) @@   " ^
   363   "     (Try (Repeat (Rewrite rcollect_one_left_assoc False))) @@   " ^
   364   "     (Try (Repeat (Rewrite rcollect_one_left_assoc_p False))) @@   " ^
   365 	
   366   "     (Try (Repeat (Rewrite rshift_nominator False))) @@   " ^
   367   "     (Try (Repeat (Rewrite rcancel_den False))) @@   " ^
   368   "     (Try (Repeat (Rewrite rroot_square_inv False))) @@   " ^
   369   "     (Try (Repeat (Rewrite rroot_times_root False))) @@   " ^
   370   "     (Try (Repeat (Rewrite rroot_times_root_assoc_p False))) @@   " ^
   371   "     (Try (Repeat (Rewrite rsqare False))) @@   " ^
   372   "     (Try (Repeat (Rewrite power_1 False))) @@   " ^
   373   "     (Try (Repeat (Rewrite rtwo_of_the_same False))) @@   " ^
   374   "     (Try (Repeat (Rewrite rtwo_of_the_same_assoc_p False))) @@   " ^
   375 	
   376   "     (Try (Repeat (Rewrite rmult_1 False))) @@   " ^
   377   "     (Try (Repeat (Rewrite rmult_1_right False))) @@   " ^
   378   "     (Try (Repeat (Rewrite rmult_0 False))) @@   " ^
   379   "     (Try (Repeat (Rewrite rmult_0_right False))) @@   " ^
   380   "     (Try (Repeat (Rewrite radd_0 False))) @@   " ^
   381   "     (Try (Repeat (Rewrite radd_0_right False)))) " ^
   382   " t_t)";
   383 
   384 *}
   385 ML {*
   386 (* expects * distributed over + *)
   387 val Test_simplify =
   388   Rls{id = "Test_simplify", preconds = [], 
   389       rew_ord = ("sqrt_right",sqrt_right false @{theory "Pure"}),
   390       erls = tval_rls, srls = e_rls, 
   391       calc=[(*since 040209 filled by prep_rls*)], errpatts = [],
   392       rules = [
   393 	       Thm ("real_diff_minus",num_str @{thm real_diff_minus}),
   394 	       Thm ("radd_mult_distrib2",num_str @{thm radd_mult_distrib2}),
   395 	       Thm ("rdistr_right_assoc",num_str @{thm rdistr_right_assoc}),
   396 	       Thm ("rdistr_right_assoc_p",num_str @{thm rdistr_right_assoc_p}),
   397 	       Thm ("rdistr_div_right",num_str @{thm rdistr_div_right}),
   398 	       Thm ("rbinom_power_2",num_str @{thm rbinom_power_2}),	       
   399 
   400                Thm ("radd_commute",num_str @{thm radd_commute}), 
   401 	       Thm ("radd_left_commute",num_str @{thm radd_left_commute}),
   402 	       Thm ("add_assoc",num_str @{thm add_assoc}),
   403 	       Thm ("rmult_commute",num_str @{thm rmult_commute}),
   404 	       Thm ("rmult_left_commute",num_str @{thm rmult_left_commute}),
   405 	       Thm ("rmult_assoc",num_str @{thm rmult_assoc}),
   406 
   407 	       Thm ("radd_real_const_eq",num_str @{thm radd_real_const_eq}),
   408 	       Thm ("radd_real_const",num_str @{thm radd_real_const}),
   409 	       (* these 2 rules are invers to distr_div_right wrt. termination.
   410 		  thus they MUST be done IMMEDIATELY before calc *)
   411 	       Calc ("Groups.plus_class.plus", eval_binop "#add_"), 
   412 	       Calc ("Groups.times_class.times", eval_binop "#mult_"),
   413 	       Calc ("Fields.inverse_class.divide", eval_cancel "#divide_e"),
   414 	       Calc ("Atools.pow", eval_binop "#power_"),
   415 
   416 	       Thm ("rcollect_right",num_str @{thm rcollect_right}),
   417 	       Thm ("rcollect_one_left",num_str @{thm rcollect_one_left}),
   418 	       Thm ("rcollect_one_left_assoc",num_str @{thm rcollect_one_left_assoc}),
   419 	       Thm ("rcollect_one_left_assoc_p",num_str @{thm rcollect_one_left_assoc_p}),
   420 
   421 	       Thm ("rshift_nominator",num_str @{thm rshift_nominator}),
   422 	       Thm ("rcancel_den",num_str @{thm rcancel_den}),
   423 	       Thm ("rroot_square_inv",num_str @{thm rroot_square_inv}),
   424 	       Thm ("rroot_times_root",num_str @{thm rroot_times_root}),
   425 	       Thm ("rroot_times_root_assoc_p",num_str @{thm rroot_times_root_assoc_p}),
   426 	       Thm ("rsqare",num_str @{thm rsqare}),
   427 	       Thm ("power_1",num_str @{thm power_1}),
   428 	       Thm ("rtwo_of_the_same",num_str @{thm rtwo_of_the_same}),
   429 	       Thm ("rtwo_of_the_same_assoc_p",num_str @{thm rtwo_of_the_same_assoc_p}),
   430 
   431 	       Thm ("rmult_1",num_str @{thm rmult_1}),
   432 	       Thm ("rmult_1_right",num_str @{thm rmult_1_right}),
   433 	       Thm ("rmult_0",num_str @{thm rmult_0}),
   434 	       Thm ("rmult_0_right",num_str @{thm rmult_0_right}),
   435 	       Thm ("radd_0",num_str @{thm radd_0}),
   436 	       Thm ("radd_0_right",num_str @{thm radd_0_right})
   437 	       ],
   438       scr = Prog ((term_of o the o (parse thy)) "empty_script")
   439 		    (*since 040209 filled by prep_rls: STest_simplify*)
   440       }:rls;      
   441 *}
   442 ML {*
   443 
   444 (** rule sets **)
   445 
   446 
   447 
   448 (*isolate the root in a root-equation*)
   449 val isolate_root =
   450   Rls{id = "isolate_root", preconds = [], rew_ord = ("e_rew_ord",e_rew_ord), 
   451       erls=tval_rls,srls = e_rls, calc=[], errpatts = [],
   452       rules = [Thm ("rroot_to_lhs",num_str @{thm rroot_to_lhs}),
   453 	       Thm ("rroot_to_lhs_mult",num_str @{thm rroot_to_lhs_mult}),
   454 	       Thm ("rroot_to_lhs_add_mult",num_str @{thm rroot_to_lhs_add_mult}),
   455 	       Thm ("risolate_root_add",num_str @{thm risolate_root_add}),
   456 	       Thm ("risolate_root_mult",num_str @{thm risolate_root_mult}),
   457 	       Thm ("risolate_root_div",num_str @{thm risolate_root_div})       ],
   458       scr = Prog ((term_of o the o (parse thy)) 
   459       "empty_script")
   460       }:rls;
   461 
   462 (*isolate the bound variable in an equation; 'bdv' is a meta-constant*)
   463 val isolate_bdv =
   464     Rls{id = "isolate_bdv", preconds = [], rew_ord = ("e_rew_ord",e_rew_ord),
   465 	erls=tval_rls,srls = e_rls, calc= [], errpatts = [],
   466 	rules = 
   467 	[Thm ("risolate_bdv_add",num_str @{thm risolate_bdv_add}),
   468 	 Thm ("risolate_bdv_mult_add",num_str @{thm risolate_bdv_mult_add}),
   469 	 Thm ("risolate_bdv_mult",num_str @{thm risolate_bdv_mult}),
   470 	 Thm ("mult_square",num_str @{thm mult_square}),
   471 	 Thm ("constant_square",num_str @{thm constant_square}),
   472 	 Thm ("constant_mult_square",num_str @{thm constant_mult_square})
   473 	 ],
   474 	scr = Prog ((term_of o the o (parse thy)) 
   475 			  "empty_script")
   476 	}:rls;      
   477 *}
   478 ML {*
   479 
   480 (* association list for calculate_, calculate
   481    "Groups.plus_class.plus" etc. not usable in scripts *)
   482 val calclist = 
   483     [
   484      (*as Tools.ML*)
   485      ("Vars"    ,("Tools.Vars"    ,eval_var "#Vars_")),
   486      ("matches",("Tools.matches",eval_matches "#matches_")),
   487      ("lhs"    ,("Tools.lhs"    ,eval_lhs "")),
   488      (*aus Atools.ML*)
   489      ("PLUS"    ,("Groups.plus_class.plus"        ,eval_binop "#add_")),
   490      ("TIMES"   ,("Groups.times_class.times"        ,eval_binop "#mult_")),
   491      ("DIVIDE" ,("Fields.inverse_class.divide"  ,eval_cancel "#divide_e")),
   492      ("POWER"  ,("Atools.pow"  ,eval_binop "#power_")),
   493      ("is_const",("Atools.is'_const",eval_const "#is_const_")),
   494      ("le"      ,("Orderings.ord_class.less"        ,eval_equ "#less_")),
   495      ("leq"     ,("Orderings.ord_class.less_eq"       ,eval_equ "#less_equal_")),
   496      ("ident"   ,("Atools.ident",eval_ident "#ident_")),
   497      (*von hier (ehem.SqRoot*)
   498      ("sqrt"    ,("NthRoot.sqrt"   ,eval_sqrt "#sqrt_")),
   499      ("Test.is_root_free",("is'_root'_free", eval_root_free"#is_root_free_e")),
   500      ("Test.contains_root",("contains'_root",
   501 			    eval_contains_root"#contains_root_"))
   502      ];
   503 *}
   504 setup {* KEStore_Elems.add_rlss 
   505   [("Test_simplify", (Context.theory_name @{theory}, prep_rls Test_simplify)), 
   506   ("tval_rls", (Context.theory_name @{theory}, prep_rls tval_rls)), 
   507   ("isolate_root", (Context.theory_name @{theory}, prep_rls isolate_root)), 
   508   ("isolate_bdv", (Context.theory_name @{theory}, prep_rls isolate_bdv)), 
   509   ("matches", (Context.theory_name @{theory}, prep_rls
   510     (append_rls "matches" testerls [Calc ("Tools.matches",eval_matches "#matches_")])))] *}
   511 
   512 (** problem types **)
   513 setup {* KEStore_Elems.add_pbts
   514   [(prep_pbt thy "pbl_test" [] e_pblID (["test"], [], e_rls, NONE, [])),
   515     (prep_pbt thy "pbl_test_equ" [] e_pblID
   516       (["equation","test"],
   517         [("#Given" ,["equality e_e","solveFor v_v"]),
   518            ("#Where" ,["matches (?a = ?b) e_e"]),
   519            ("#Find"  ,["solutions v_v'i'"])],
   520         assoc_rls' @{theory} "matches", SOME "solve (e_e::bool, v_v)", [])),
   521     (prep_pbt thy "pbl_test_uni" [] e_pblID
   522       (["univariate","equation","test"],
   523         [("#Given" ,["equality e_e","solveFor v_v"]),
   524            ("#Where" ,["matches (?a = ?b) e_e"]),
   525            ("#Find"  ,["solutions v_v'i'"])],
   526         assoc_rls' @{theory} "matches", SOME "solve (e_e::bool, v_v)", [])),
   527     (prep_pbt thy "pbl_test_uni_lin" [] e_pblID
   528       (["LINEAR","univariate","equation","test"],
   529         [("#Given" ,["equality e_e","solveFor v_v"]),
   530            ("#Where" ,["(matches (   v_v = 0) e_e) | (matches (   ?b*v_v = 0) e_e) |" ^
   531              "(matches (?a+v_v = 0) e_e) | (matches (?a+?b*v_v = 0) e_e)  "]),
   532            ("#Find"  ,["solutions v_v'i'"])],
   533         assoc_rls' @{theory} "matches", 
   534         SOME "solve (e_e::bool, v_v)", [["Test","solve_linear"]]))(*,
   535     (prep_pbt thy
   536       (["thy"],
   537         [("#Given" ,"boolTestGiven g_g"),
   538           ("#Find"  ,"boolTestFind f_f")],
   539         [])),
   540     (prep_pbt thy
   541       (["testeq","thy"],
   542         [("#Given" ,"boolTestGiven g_g"),
   543          ("#Find"  ,"boolTestFind f_f")],
   544         []))*)] *}
   545 (*val ttt = (term_of o the o (parse (Thy_Info.get_theory "Isac"))) "(matches (   v_v = 0) e_e)";
   546 
   547  ------ 25.8.01*)
   548 
   549 (** methods **)
   550 setup {* KEStore_Elems.add_mets
   551   [prep_met @{theory "Diff"} "met_test" [] e_metID
   552       (["Test"], [],
   553         {rew_ord'="tless_true",rls'=Atools_erls,calc = [], srls = e_rls, prls=e_rls,
   554           crls=Atools_erls, errpats = [], nrls = e_rls}, "empty_script"),
   555     prep_met thy "met_test_solvelin" [] e_metID
   556       (["Test","solve_linear"]:metID,
   557         [("#Given" ,["equality e_e","solveFor v_v"]),
   558           ("#Where" ,["matches (?a = ?b) e_e"]),
   559           ("#Find"  ,["solutions v_v'i'"])],
   560         {rew_ord' = "e_rew_ord", rls' = tval_rls, srls = e_rls,
   561           prls = assoc_rls' @{theory} "matches", calc = [], crls = tval_rls, errpats = [],
   562           nrls = Test_simplify},
   563         "Script Solve_linear (e_e::bool) (v_v::real)=                     " ^
   564           "(let e_e =                                                       " ^
   565           "  Repeat                                                         " ^
   566           "    (((Rewrite_Set_Inst [(bdv,v_v::real)] isolate_bdv False) @@  " ^
   567           "      (Rewrite_Set Test_simplify False))) e_e" ^
   568           " in [e_e::bool])")(*,
   569     prep_met thy (*test for equations*)
   570       (["Test","testeq"]:metID,
   571         [("#Given" ,["boolTestGiven g_g"]),
   572           ("#Find"  ,["boolTestFind f_f"])],
   573         {rew_ord'="e_rew_ord",rls'="tval_rls",asm_rls=[], asm_thm=[("square_equation_left","")]},
   574         "Script Testeq (e_q::bool) =                                         " ^
   575           "Repeat                                                            " ^
   576           " (let e_e = Try (Repeat (Rewrite rroot_square_inv False e_q));      " ^
   577           "      e_e = Try (Repeat (Rewrite square_equation_left True e_e)); " ^
   578           "      e_e = Try (Repeat (Rewrite rmult_0 False e_e))                " ^
   579           "   in e_e) Until (is_root_free e_e)" (*deleted*)) ---------27.4.02*)]
   580 *}
   581 
   582 setup {* KEStore_Elems.add_rlss 
   583   [("norm_equation", (Context.theory_name @{theory}, prep_rls norm_equation)), 
   584   ("ac_plus_times", (Context.theory_name @{theory}, prep_rls ac_plus_times)), 
   585   ("rearrange_assoc", (Context.theory_name @{theory}, prep_rls rearrange_assoc))] *}
   586 ML {*
   587 
   588 
   589 fun bin_o (Const (op_,(Type ("fun",
   590 	   [Type (s2,[]),Type ("fun",
   591 	    [Type (s4,tl4),Type (s5,tl5)])])))) = 
   592     if (s2=s4)andalso(s4=s5)then[op_]else[]
   593     | bin_o _                                   = [];
   594 
   595 fun bin_op (t1 $ t2) = union op = (bin_op t1) (bin_op t2)
   596   | bin_op t         =  bin_o t;
   597 fun is_bin_op t = ((bin_op t)<>[]);
   598 
   599 fun bin_op_arg1 ((Const (op_,(Type ("fun",
   600 	   [Type (s2,[]),Type ("fun",
   601 	    [Type (s4,tl4),Type (s5,tl5)])]))))$ arg1 $ arg2) = 
   602     arg1;
   603 fun bin_op_arg2 ((Const (op_,(Type ("fun",
   604 	   [Type (s2,[]),Type ("fun",
   605 	    [Type (s4,tl4),Type (s5,tl5)])]))))$ arg1 $ arg2) = 
   606     arg2;
   607 
   608 
   609 exception NO_EQUATION_TERM;
   610 fun is_equation ((Const ("HOL.eq",(Type ("fun",
   611 		 [Type (_,[]),Type ("fun",
   612 		  [Type (_,[]),Type ("bool",[])])])))) $ _ $ _) 
   613                   = true
   614   | is_equation _ = false;
   615 fun equ_lhs ((Const ("HOL.eq",(Type ("fun",
   616 		 [Type (_,[]),Type ("fun",
   617 		  [Type (_,[]),Type ("bool",[])])])))) $ l $ r) 
   618               = l
   619   | equ_lhs _ = raise NO_EQUATION_TERM;
   620 fun equ_rhs ((Const ("HOL.eq",(Type ("fun",
   621 		 [Type (_,[]),Type ("fun",
   622 		  [Type (_,[]),Type ("bool",[])])])))) $ l $ r) 
   623               = r
   624   | equ_rhs _ = raise NO_EQUATION_TERM;
   625 
   626 
   627 fun atom (Const (_,Type (_,[])))           = true
   628   | atom (Free  (_,Type (_,[])))           = true
   629   | atom (Var   (_,Type (_,[])))           = true
   630 (*| atom (_     (_,"?DUMMY"   ))           = true ..ML-error *)
   631   | atom((Const ("Bin.integ_of_bin",_)) $ _) = true
   632   | atom _                                 = false;
   633 
   634 fun varids (Const  (s,Type (_,[])))         = [strip_thy s]
   635   | varids (Free   (s,Type (_,[])))         = if is_no s then []
   636 					      else [strip_thy s]
   637   | varids (Var((s,_),Type (_,[])))         = [strip_thy s]
   638 (*| varids (_      (s,"?DUMMY"   ))         =   ..ML-error *)
   639   | varids((Const ("Bin.integ_of_bin",_)) $ _)= [](*8.01: superfluous?*)
   640   | varids (Abs(a,T,t)) = union op = [a] (varids t)
   641   | varids (t1 $ t2) = union op = (varids t1) (varids t2)
   642   | varids _         = [];
   643 (*> val t = term_of (hd (parse Diophant.thy "x"));
   644 val t = Free ("x","?DUMMY") : term
   645 > varids t;
   646 val it = [] : string list          [] !!! *)
   647 
   648 
   649 fun bin_ops_only ((Const op_) $ t1 $ t2) = 
   650     if(is_bin_op (Const op_))
   651     then(bin_ops_only t1)andalso(bin_ops_only t2)
   652     else false
   653   | bin_ops_only t =
   654     if atom t then true else bin_ops_only t;
   655 
   656 fun polynomial opl t bdVar = (* bdVar TODO *)
   657     subset op = (bin_op t, opl) andalso (bin_ops_only t);
   658 
   659 fun poly_equ opl bdVar t = is_equation t (* bdVar TODO *) 
   660     andalso polynomial opl (equ_lhs t) bdVar 
   661     andalso polynomial opl (equ_rhs t) bdVar
   662     andalso (subset op = (varids bdVar, varids (equ_lhs t)) orelse
   663              subset op = (varids bdVar, varids (equ_lhs t)));
   664 
   665 (*fun max is =
   666     let fun max_ m [] = m 
   667 	  | max_ m (i::is) = if m<i then max_ i is else max_ m is;
   668     in max_ (hd is) is end;
   669 > max [1,5,3,7,4,2];
   670 val it = 7 : int  *)
   671 
   672 fun max (a,b) = if a < b then b else a;
   673 
   674 fun degree addl mul bdVar t =
   675 let
   676 fun deg _ _ v (Const  (s,Type (_,[])))         = if v=strip_thy s then 1 else 0
   677   | deg _ _ v (Free   (s,Type (_,[])))         = if v=strip_thy s then 1 else 0
   678   | deg _ _ v (Var((s,_),Type (_,[])))         = if v=strip_thy s then 1 else 0
   679 (*| deg _ _ v (_     (s,"?DUMMY"   ))          =   ..ML-error *) 
   680   | deg _ _ v((Const ("Bin.integ_of_bin",_)) $ _ )= 0 
   681   | deg addl mul v (h $ t1 $ t2) =
   682     if subset op = (bin_op h, addl)
   683     then max (deg addl mul v t1  ,deg addl mul v t2)
   684     else (*mul!*)(deg addl mul v t1)+(deg addl mul v t2)
   685 in if polynomial (addl @ [mul]) t bdVar
   686    then SOME (deg addl mul (id_of bdVar) t) else (NONE:int option)
   687 end;
   688 fun degree_ addl mul bdVar t = (* do not export *)
   689     let fun opt (SOME i)= i
   690 	  | opt  NONE   = 0
   691 in opt (degree addl mul bdVar t) end;
   692 
   693 
   694 fun linear addl mul t bdVar = (degree_ addl mul bdVar t)<2;
   695 
   696 fun linear_equ addl mul bdVar t =
   697     if is_equation t 
   698     then let val degl = degree_ addl mul bdVar (equ_lhs t);
   699 	     val degr = degree_ addl mul bdVar (equ_rhs t)
   700 	 in if (degl>0 orelse degr>0)andalso max(degl,degr)<2
   701 		then true else false
   702 	 end
   703     else false;
   704 (* strip_thy op_  before *)
   705 fun is_div_op (dv,(Const (op_,(Type ("fun",
   706 	   [Type (s2,[]),Type ("fun",
   707 	    [Type (s4,tl4),Type (s5,tl5)])])))) )= (dv = strip_thy op_)
   708   | is_div_op _ = false;
   709 
   710 fun is_denom bdVar div_op t =
   711     let fun is bool[v]dv (Const  (s,Type(_,[])))= bool andalso(if v=strip_thy s then true else false)
   712 	  | is bool[v]dv (Free   (s,Type(_,[])))= bool andalso(if v=strip_thy s then true else false) 
   713 	  | is bool[v]dv (Var((s,_),Type(_,[])))= bool andalso(if v=strip_thy s then true else false)
   714 	  | is bool[v]dv((Const ("Bin.integ_of_bin",_)) $ _) = false
   715 	  | is bool[v]dv (h$n$d) = 
   716 	      if is_div_op(dv,h) 
   717 	      then (is false[v]dv n)orelse(is true[v]dv d)
   718 	      else (is bool [v]dv n)orelse(is bool[v]dv d)
   719 in is false (varids bdVar) (strip_thy div_op) t end;
   720 
   721 
   722 fun rational t div_op bdVar = 
   723     is_denom bdVar div_op t andalso bin_ops_only t;
   724 
   725 *}
   726 (** problem types **)
   727 setup {* KEStore_Elems.add_pbts
   728   [(prep_pbt thy "pbl_test_uni_plain2" [] e_pblID
   729     (["plain_square","univariate","equation","test"],
   730       [("#Given" ,["equality e_e","solveFor v_v"]),
   731         ("#Where" ,["(matches (?a + ?b*v_v ^^^2 = 0) e_e) |" ^
   732 	        "(matches (     ?b*v_v ^^^2 = 0) e_e) |" ^
   733 	        "(matches (?a +    v_v ^^^2 = 0) e_e) |" ^
   734 	        "(matches (        v_v ^^^2 = 0) e_e)"]),
   735         ("#Find"  ,["solutions v_v'i'"])],
   736       assoc_rls' @{theory} "matches", 
   737       SOME "solve (e_e::bool, v_v)", [["Test","solve_plain_square"]]))] *}
   738 (*
   739  val e_e = (term_of o the o (parse thy)) "e_e::bool";
   740  val ve = (term_of o the o (parse thy)) "4 + 3*x^^^2 = 0";
   741  val env = [(e_,ve)];
   742 
   743  val pre = (term_of o the o (parse thy))
   744 	      "(matches (a + b*v_v ^^^2 = 0, e_e::bool)) |" ^
   745 	      "(matches (    b*v_v ^^^2 = 0, e_e::bool)) |" ^
   746 	      "(matches (a +   v_v ^^^2 = 0, e_e::bool)) |" ^
   747 	      "(matches (      v_v ^^^2 = 0, e_e::bool))";
   748  val prei = subst_atomic env pre;
   749  val cpre = (cterm_of thy) prei;
   750 
   751  val SOME (ct,_) = rewrite_set_ thy false tval_rls cpre;
   752 val ct = "True | False | False | False" : cterm 
   753 
   754 > val SOME (ct,_) = rewrite_ thy sqrt_right tval_rls false or_false ct;
   755 > val SOME (ct,_) = rewrite_ thy sqrt_right tval_rls false or_false ct;
   756 > val SOME (ct,_) = rewrite_ thy sqrt_right tval_rls false or_false ct;
   757 val ct = "HOL.True" : cterm
   758 
   759 *)
   760 setup {* KEStore_Elems.add_pbts
   761   [(prep_pbt thy "pbl_test_uni_poly" [] e_pblID
   762       (["polynomial","univariate","equation","test"],
   763         [("#Given" ,["equality (v_v ^^^2 + p_p * v_v + q__q = 0)","solveFor v_v"]),
   764           ("#Where" ,["HOL.False"]),
   765           ("#Find"  ,["solutions v_v'i'"])],
   766         e_rls, SOME "solve (e_e::bool, v_v)", [])),
   767     (prep_pbt thy "pbl_test_uni_poly_deg2" [] e_pblID
   768       (["degree_two","polynomial","univariate","equation","test"],
   769         [("#Given" ,["equality (v_v ^^^2 + p_p * v_v + q__q = 0)","solveFor v_v"]),
   770           ("#Find"  ,["solutions v_v'i'"])],
   771         e_rls, SOME "solve (v_v ^^^2 + p_p * v_v + q__q = 0, v_v)", [])),
   772     (prep_pbt thy "pbl_test_uni_poly_deg2_pq" [] e_pblID
   773       (["pq_formula","degree_two","polynomial","univariate","equation","test"],
   774         [("#Given" ,["equality (v_v ^^^2 + p_p * v_v + q__q = 0)","solveFor v_v"]),
   775           ("#Find"  ,["solutions v_v'i'"])],
   776         e_rls, SOME "solve (v_v ^^^2 + p_p * v_v + q__q = 0, v_v)", [])),
   777     (prep_pbt thy "pbl_test_uni_poly_deg2_abc" [] e_pblID
   778       (["abc_formula","degree_two","polynomial","univariate","equation","test"],
   779         [("#Given" ,["equality (a_a * x ^^^2 + b_b * x + c_c = 0)","solveFor v_v"]),
   780           ("#Find"  ,["solutions v_v'i'"])],
   781         e_rls, SOME "solve (a_a * x ^^^2 + b_b * x + c_c = 0, v_v)", [])),
   782     (prep_pbt thy "pbl_test_uni_root" [] e_pblID
   783       (["squareroot","univariate","equation","test"],
   784         [("#Given" ,["equality e_e","solveFor v_v"]),
   785           ("#Where" ,["precond_rootpbl v_v"]),
   786           ("#Find"  ,["solutions v_v'i'"])],
   787         append_rls "contains_root" e_rls [Calc ("Test.contains'_root",
   788             eval_contains_root "#contains_root_")], 
   789         SOME "solve (e_e::bool, v_v)", [["Test","square_equation"]])),
   790     (prep_pbt thy "pbl_test_uni_norm" [] e_pblID
   791       (["normalize","univariate","equation","test"],
   792         [("#Given" ,["equality e_e","solveFor v_v"]),
   793           ("#Where" ,[]),
   794           ("#Find"  ,["solutions v_v'i'"])],
   795         e_rls, SOME "solve (e_e::bool, v_v)", [["Test","norm_univar_equation"]])),
   796     (prep_pbt thy "pbl_test_uni_roottest" [] e_pblID
   797       (["sqroot-test","univariate","equation","test"],
   798         [("#Given" ,["equality e_e","solveFor v_v"]),
   799           ("#Where" ,["precond_rootpbl v_v"]),
   800           ("#Find"  ,["solutions v_v'i'"])],
   801         e_rls, SOME "solve (e_e::bool, v_v)", [])),
   802     (prep_pbt thy "pbl_test_intsimp" [] e_pblID
   803       (["inttype","test"],
   804         [("#Given" ,["intTestGiven t_t"]),
   805           ("#Where" ,[]),
   806           ("#Find"  ,["intTestFind s_s"])],
   807       e_rls, NONE, [["Test","intsimp"]]))] *}
   808 (*
   809 show_ptyps();
   810 get_pbt ["inttype","test"];
   811 *)
   812 
   813 setup {* KEStore_Elems.add_mets
   814   [prep_met thy  "met_test_sqrt" [] e_metID
   815       (*root-equation, version for tests before 8.01.01*)
   816       (["Test","sqrt-equ-test"]:metID,
   817         [("#Given" ,["equality e_e","solveFor v_v"]),
   818           ("#Where" ,["contains_root (e_e::bool)"]),
   819           ("#Find"  ,["solutions v_v'i'"])],
   820         {rew_ord'="e_rew_ord",rls'=tval_rls,
   821           srls = append_rls "srls_contains_root" e_rls
   822               [Calc ("Test.contains'_root",eval_contains_root "")],
   823           prls = append_rls "prls_contains_root" e_rls 
   824               [Calc ("Test.contains'_root",eval_contains_root "")],
   825           calc=[], crls=tval_rls, errpats = [], nrls = e_rls (*,asm_rls=[],
   826           asm_thm=[("square_equation_left",""), ("square_equation_right","")]*)},
   827         "Script Solve_root_equation (e_e::bool) (v_v::real) =  " ^
   828           "(let e_e = " ^
   829           "   ((While (contains_root e_e) Do" ^
   830           "      ((Rewrite square_equation_left True) @@" ^
   831           "       (Try (Rewrite_Set Test_simplify False)) @@" ^
   832           "       (Try (Rewrite_Set rearrange_assoc False)) @@" ^
   833           "       (Try (Rewrite_Set isolate_root False)) @@" ^
   834           "       (Try (Rewrite_Set Test_simplify False)))) @@" ^
   835           "    (Try (Rewrite_Set norm_equation False)) @@" ^
   836           "    (Try (Rewrite_Set Test_simplify False)) @@" ^
   837           "    (Rewrite_Set_Inst [(bdv,v_v::real)] isolate_bdv False) @@" ^
   838           "    (Try (Rewrite_Set Test_simplify False)))" ^
   839           "   e_e" ^
   840           " in [e_e::bool])"),
   841     prep_met thy  "met_test_sqrt2" [] e_metID
   842       (*root-equation ... for test-*.sml until 8.01*)
   843       (["Test","squ-equ-test2"]:metID,
   844         [("#Given" ,["equality e_e","solveFor v_v"]),
   845           ("#Find"  ,["solutions v_v'i'"])],
   846         {rew_ord'="e_rew_ord",rls'=tval_rls,
   847           srls = append_rls "srls_contains_root" e_rls 
   848               [Calc ("Test.contains'_root",eval_contains_root"")],
   849           prls=e_rls,calc=[], crls=tval_rls, errpats = [], nrls = e_rls(*,asm_rls=[],
   850           asm_thm=[("square_equation_left",""), ("square_equation_right","")]*)},
   851         "Script Solve_root_equation (e_e::bool) (v_v::real) =  " ^
   852           "(let e_e = " ^
   853           "   ((While (contains_root e_e) Do" ^
   854           "      ((Rewrite square_equation_left True) @@" ^
   855           "       (Try (Rewrite_Set Test_simplify False)) @@" ^
   856           "       (Try (Rewrite_Set rearrange_assoc False)) @@" ^
   857           "       (Try (Rewrite_Set isolate_root False)) @@" ^
   858           "       (Try (Rewrite_Set Test_simplify False)))) @@" ^
   859           "    (Try (Rewrite_Set norm_equation False)) @@" ^
   860           "    (Try (Rewrite_Set Test_simplify False)) @@" ^
   861           "    (Rewrite_Set_Inst [(bdv,v_v::real)] isolate_bdv False) @@" ^
   862           "    (Try (Rewrite_Set Test_simplify False)))" ^
   863           "   e_e;" ^
   864           "  (L_L::bool list) = Tac subproblem_equation_dummy;          " ^
   865           "  L_L = Tac solve_equation_dummy                             " ^
   866           "  in Check_elementwise L_L {(v_v::real). Assumptions})"),
   867     prep_met thy "met_test_squ_sub" [] e_metID
   868       (*tests subproblem fixed linear*)
   869       (["Test","squ-equ-test-subpbl1"]:metID,
   870         [("#Given" ,["equality e_e","solveFor v_v"]),
   871           ("#Where" ,["precond_rootmet v_v"]),
   872           ("#Find"  ,["solutions v_v'i'"])],
   873         {rew_ord' = "e_rew_ord", rls' = tval_rls, srls = e_rls,
   874           prls = append_rls "prls_met_test_squ_sub" e_rls
   875               [Calc ("Test.precond'_rootmet", eval_precond_rootmet "")],
   876           calc=[], crls=tval_rls, errpats = [], nrls = Test_simplify},
   877         "Script Solve_root_equation (e_e::bool) (v_v::real) =       " ^
   878         " (let e_e = ((Try (Rewrite_Set norm_equation False)) @@    " ^
   879         "            (Try (Rewrite_Set Test_simplify False))) e_e;  " ^
   880         "     (L_L::bool list) =                                    " ^
   881         "            (SubProblem (Test',                            " ^
   882         "                         [LINEAR,univariate,equation,test]," ^
   883         "                         [Test,solve_linear])              " ^
   884         "                        [BOOL e_e, REAL v_v])              " ^
   885         "  in Check_elementwise L_L {(v_v::real). Assumptions})     "),
   886     prep_met thy "met_test_squ_sub2" [] e_metID
   887       (*tests subproblem fixed degree 2*)
   888       (["Test","squ-equ-test-subpbl2"]:metID,
   889         [("#Given" ,["equality e_e","solveFor v_v"]),
   890           ("#Find"  ,["solutions v_v'i'"])],
   891         {rew_ord'="e_rew_ord",rls'=tval_rls,srls=e_rls,prls=e_rls,calc=[], crls=tval_rls,
   892           errpats = [], nrls = e_rls (*, asm_rls=[],asm_thm=[("square_equation_left",""),
   893           ("square_equation_right","")]*)},
   894         "Script Solve_root_equation (e_e::bool) (v_v::real) =  " ^
   895         " (let e_e = Try (Rewrite_Set norm_equation False) e_e;              " ^
   896         "(L_L::bool list) = (SubProblem (Test',[LINEAR,univariate,equation,test]," ^
   897         "                    [Test,solve_by_pq_formula]) [BOOL e_e, REAL v_v])" ^
   898         "in Check_elementwise L_L {(v_v::real). Assumptions})"),
   899     prep_met thy "met_test_squ_nonterm" [] e_metID
   900       (*root-equation: see foils..., but notTerminating*)
   901       (["Test","square_equation...notTerminating"]:metID,
   902         [("#Given" ,["equality e_e","solveFor v_v"]),
   903           ("#Find"  ,["solutions v_v'i'"])],
   904         {rew_ord'="e_rew_ord",rls'=tval_rls,
   905           srls = append_rls "srls_contains_root" e_rls 
   906               [Calc ("Test.contains'_root",eval_contains_root"")],
   907           prls=e_rls,calc=[], crls=tval_rls, errpats = [], nrls = e_rls(*,asm_rls=[],
   908           asm_thm=[("square_equation_left",""), ("square_equation_right","")]*)},
   909         "Script Solve_root_equation (e_e::bool) (v_v::real) =  " ^
   910           "(let e_e = " ^
   911           "   ((While (contains_root e_e) Do" ^
   912           "      ((Rewrite square_equation_left True) @@" ^
   913           "       (Try (Rewrite_Set Test_simplify False)) @@" ^
   914           "       (Try (Rewrite_Set rearrange_assoc False)) @@" ^
   915           "       (Try (Rewrite_Set isolate_root False)) @@" ^
   916           "       (Try (Rewrite_Set Test_simplify False)))) @@" ^
   917           "    (Try (Rewrite_Set norm_equation False)) @@" ^
   918           "    (Try (Rewrite_Set Test_simplify False)))" ^
   919           "   e_e;" ^
   920           "  (L_L::bool list) =                                        " ^
   921           "    (SubProblem (Test',[LINEAR,univariate,equation,test]," ^
   922           "                 [Test,solve_linear]) [BOOL e_e, REAL v_v])" ^
   923           "in Check_elementwise L_L {(v_v::real). Assumptions})"),
   924     prep_met thy  "met_test_eq1" [] e_metID
   925       (*root-equation1:*)
   926       (["Test","square_equation1"]:metID,
   927         [("#Given" ,["equality e_e","solveFor v_v"]),
   928           ("#Find"  ,["solutions v_v'i'"])],
   929         {rew_ord'="e_rew_ord",rls'=tval_rls,
   930           srls = append_rls "srls_contains_root" e_rls 
   931             [Calc ("Test.contains'_root",eval_contains_root"")], prls=e_rls, calc=[], crls=tval_rls,
   932               errpats = [], nrls = e_rls(*,asm_rls=[], asm_thm=[("square_equation_left",""),
   933               ("square_equation_right","")]*)},
   934         "Script Solve_root_equation (e_e::bool) (v_v::real) =  " ^
   935           "(let e_e = " ^
   936           "   ((While (contains_root e_e) Do" ^
   937           "      ((Rewrite square_equation_left True) @@" ^
   938           "       (Try (Rewrite_Set Test_simplify False)) @@" ^
   939           "       (Try (Rewrite_Set rearrange_assoc False)) @@" ^
   940           "       (Try (Rewrite_Set isolate_root False)) @@" ^
   941           "       (Try (Rewrite_Set Test_simplify False)))) @@" ^
   942           "    (Try (Rewrite_Set norm_equation False)) @@" ^
   943           "    (Try (Rewrite_Set Test_simplify False)))" ^
   944           "   e_e;" ^
   945           "  (L_L::bool list) = (SubProblem (Test',[LINEAR,univariate,equation,test]," ^
   946           "                    [Test,solve_linear]) [BOOL e_e, REAL v_v])" ^
   947           "  in Check_elementwise L_L {(v_v::real). Assumptions})"),
   948     prep_met thy "met_test_squ2" [] e_metID
   949       (*root-equation2*)
   950         (["Test","square_equation2"]:metID,
   951           [("#Given" ,["equality e_e","solveFor v_v"]),
   952           ("#Find"  ,["solutions v_v'i'"])],
   953         {rew_ord'="e_rew_ord",rls'=tval_rls,
   954           srls = append_rls "srls_contains_root" e_rls 
   955               [Calc ("Test.contains'_root",eval_contains_root"")],
   956           prls=e_rls,calc=[], crls=tval_rls, errpats = [], nrls = e_rls(*,asm_rls=[],
   957           asm_thm=[("square_equation_left",""), ("square_equation_right","")]*)},
   958         "Script Solve_root_equation (e_e::bool) (v_v::real)  =  " ^
   959         "(let e_e = " ^
   960         "   ((While (contains_root e_e) Do" ^
   961         "      (((Rewrite square_equation_left True) Or " ^
   962         "        (Rewrite square_equation_right True)) @@" ^
   963         "       (Try (Rewrite_Set Test_simplify False)) @@" ^
   964         "       (Try (Rewrite_Set rearrange_assoc False)) @@" ^
   965         "       (Try (Rewrite_Set isolate_root False)) @@" ^
   966         "       (Try (Rewrite_Set Test_simplify False)))) @@" ^
   967         "    (Try (Rewrite_Set norm_equation False)) @@" ^
   968         "    (Try (Rewrite_Set Test_simplify False)))" ^
   969         "   e_e;" ^
   970         "  (L_L::bool list) = (SubProblem (Test',[plain_square,univariate,equation,test]," ^
   971         "                    [Test,solve_plain_square]) [BOOL e_e, REAL v_v])" ^
   972         "  in Check_elementwise L_L {(v_v::real). Assumptions})"),
   973     prep_met thy "met_test_squeq" [] e_metID
   974       (*root-equation*)
   975       (["Test","square_equation"]:metID,
   976         [("#Given" ,["equality e_e","solveFor v_v"]),
   977           ("#Find"  ,["solutions v_v'i'"])],
   978         {rew_ord'="e_rew_ord",rls'=tval_rls,
   979           srls = append_rls "srls_contains_root" e_rls 
   980               [Calc ("Test.contains'_root",eval_contains_root"")],
   981           prls=e_rls,calc=[], crls=tval_rls, errpats = [], nrls = e_rls (*,asm_rls=[],
   982           asm_thm=[("square_equation_left",""), ("square_equation_right","")]*)},
   983         "Script Solve_root_equation (e_e::bool) (v_v::real) =  " ^
   984           "(let e_e = " ^
   985           "   ((While (contains_root e_e) Do" ^
   986           "      (((Rewrite square_equation_left True) Or" ^
   987           "        (Rewrite square_equation_right True)) @@" ^
   988           "       (Try (Rewrite_Set Test_simplify False)) @@" ^
   989           "       (Try (Rewrite_Set rearrange_assoc False)) @@" ^
   990           "       (Try (Rewrite_Set isolate_root False)) @@" ^
   991           "       (Try (Rewrite_Set Test_simplify False)))) @@" ^
   992           "    (Try (Rewrite_Set norm_equation False)) @@" ^
   993           "    (Try (Rewrite_Set Test_simplify False)))" ^
   994           "   e_e;" ^
   995           "  (L_L::bool list) = (SubProblem (Test',[univariate,equation,test]," ^
   996           "                    [no_met]) [BOOL e_e, REAL v_v])" ^
   997           "  in Check_elementwise L_L {(v_v::real). Assumptions})"),
   998     prep_met thy "met_test_eq_plain" [] e_metID
   999       (*solve_plain_square*)
  1000       (["Test","solve_plain_square"]:metID,
  1001         [("#Given",["equality e_e","solveFor v_v"]),
  1002           ("#Where" ,["(matches (?a + ?b*v_v ^^^2 = 0) e_e) |" ^
  1003               "(matches (     ?b*v_v ^^^2 = 0) e_e) |" ^
  1004               "(matches (?a +    v_v ^^^2 = 0) e_e) |" ^
  1005               "(matches (        v_v ^^^2 = 0) e_e)"]), 
  1006           ("#Find"  ,["solutions v_v'i'"])],
  1007         {rew_ord'="e_rew_ord",rls'=tval_rls,calc=[],srls=e_rls,
  1008           prls = assoc_rls' @{theory} "matches", crls=tval_rls, errpats = [], nrls = e_rls(*,
  1009           asm_rls=[],asm_thm=[]*)},
  1010         "Script Solve_plain_square (e_e::bool) (v_v::real) =           " ^
  1011           " (let e_e = ((Try (Rewrite_Set isolate_bdv False)) @@         " ^
  1012           "            (Try (Rewrite_Set Test_simplify False)) @@     " ^
  1013           "            ((Rewrite square_equality_0 False) Or        " ^
  1014           "             (Rewrite square_equality True)) @@            " ^
  1015           "            (Try (Rewrite_Set tval_rls False))) e_e             " ^
  1016           "  in ((Or_to_List e_e)::bool list))"),
  1017     prep_met thy "met_test_norm_univ" [] e_metID
  1018       (["Test","norm_univar_equation"]:metID,
  1019         [("#Given",["equality e_e","solveFor v_v"]),
  1020           ("#Where" ,[]), 
  1021           ("#Find"  ,["solutions v_v'i'"])],
  1022         {rew_ord'="e_rew_ord",rls'=tval_rls,srls = e_rls,prls=e_rls, calc=[], crls=tval_rls,
  1023           errpats = [], nrls = e_rls},
  1024         "Script Norm_univar_equation (e_e::bool) (v_v::real) =      " ^
  1025           " (let e_e = ((Try (Rewrite rnorm_equation_add False)) @@   " ^
  1026           "            (Try (Rewrite_Set Test_simplify False))) e_e   " ^
  1027           "  in (SubProblem (Test',[univariate,equation,test],         " ^
  1028           "                    [no_met]) [BOOL e_e, REAL v_v]))"),
  1029     (*17.9.02 aus SqRoot.ML------------------------------^^^---*)  
  1030     prep_met thy "met_test_intsimp" [] e_metID
  1031       (["Test","intsimp"]:metID,
  1032         [("#Given" ,["intTestGiven t_t"]),
  1033           ("#Where" ,[]),
  1034           ("#Find"  ,["intTestFind s_s"])],
  1035         {rew_ord' = "e_rew_ord", rls' = tval_rls, srls = e_rls,  prls = e_rls, calc = [],
  1036           crls = tval_rls, errpats = [], nrls = Test_simplify},
  1037         "Script STest_simplify (t_t::int) =                  " ^
  1038           "(Repeat                                                          " ^
  1039           "    ((Try (Calculate PLUS)) @@  " ^
  1040           "     (Try (Calculate TIMES))) t_t::int)")]
  1041 *}
  1042 
  1043 ML {*
  1044 (*8.4.03  aus Poly.ML--------------------------------vvv---
  1045   make_polynomial  ---> make_poly
  1046   ^-- for user          ^-- for systest _ONLY_*)  
  1047 
  1048 local (*. for make_polytest .*)
  1049 
  1050 open Term;  (* for type order = EQUAL | LESS | GREATER *)
  1051 
  1052 fun pr_ord EQUAL = "EQUAL"
  1053   | pr_ord LESS  = "LESS"
  1054   | pr_ord GREATER = "GREATER";
  1055 
  1056 fun dest_hd' (Const (a, T)) =                          (* ~ term.ML *)
  1057   (case a of
  1058      "Atools.pow" => ((("|||||||||||||", 0), T), 0)           (*WN greatest *)
  1059    | _ => (((a, 0), T), 0))
  1060   | dest_hd' (Free (a, T)) = (((a, 0), T), 1)
  1061   | dest_hd' (Var v) = (v, 2)
  1062   | dest_hd' (Bound i) = ((("", i), dummyT), 3)
  1063   | dest_hd' (Abs (_, T, _)) = ((("", 0), T), 4);
  1064 (* RL *)
  1065 fun get_order_pow (t $ (Free(order,_))) = 
  1066     	(case int_of_str (order) of
  1067 	             SOME d => d
  1068 		   | NONE   => 0)
  1069   | get_order_pow _ = 0;
  1070 
  1071 fun size_of_term' (Const(str,_) $ t) =
  1072   if "Atools.pow"=str then 1000 + size_of_term' t else 1 + size_of_term' t(*WN*)
  1073   | size_of_term' (Abs (_,_,body)) = 1 + size_of_term' body
  1074   | size_of_term' (f$t) = size_of_term' f  +  size_of_term' t
  1075   | size_of_term' _ = 1;
  1076 fun term_ord' pr thy (Abs (_, T, t), Abs(_, U, u)) =       (* ~ term.ML *)
  1077     (case term_ord' pr thy (t, u) of EQUAL => Term_Ord.typ_ord (T, U) 
  1078                                    | ord => ord)
  1079   | term_ord' pr thy (t, u) =
  1080     (if pr then 
  1081 	 let val (f, ts) = strip_comb t and (g, us) = strip_comb u;
  1082 	     val _ = tracing ("t= f@ts= \"" ^ term2str f ^ "\" @ \"[" ^
  1083 	                      commas(map term2str ts) ^ "]\"")
  1084 	     val _ = tracing ("u= g@us= \"" ^ term2str g ^"\" @ \"[" ^
  1085 	                      commas(map term2str us) ^"]\"")
  1086 	     val _ = tracing ("size_of_term(t,u)= (" ^
  1087 	                      string_of_int (size_of_term' t) ^ ", " ^
  1088 	                      string_of_int (size_of_term' u) ^ ")")
  1089 	     val _ = tracing ("hd_ord(f,g)      = " ^ (pr_ord o hd_ord) (f,g))
  1090 	     val _ = tracing ("terms_ord(ts,us) = " ^
  1091 			      (pr_ord o terms_ord str false) (ts,us));
  1092 	     val _ = tracing "-------"
  1093 	 in () end
  1094        else ();
  1095 	 case int_ord (size_of_term' t, size_of_term' u) of
  1096 	   EQUAL =>
  1097 	     let val (f, ts) = strip_comb t and (g, us) = strip_comb u in
  1098 	       (case hd_ord (f, g) of EQUAL => (terms_ord str pr) (ts, us) 
  1099 	     | ord => ord)
  1100 	     end
  1101 	 | ord => ord)
  1102 and hd_ord (f, g) =                                        (* ~ term.ML *)
  1103   prod_ord (prod_ord Term_Ord.indexname_ord Term_Ord.typ_ord) int_ord (dest_hd' f, dest_hd' g)
  1104 and terms_ord str pr (ts, us) = 
  1105     list_ord (term_ord' pr (assoc_thy "Isac"))(ts, us);
  1106 in
  1107 
  1108 fun ord_make_polytest (pr:bool) thy (_:subst) tu = 
  1109     (term_ord' pr thy(***) tu = LESS );
  1110 
  1111 end;(*local*)
  1112 *}
  1113 ML {*
  1114 
  1115 rew_ord' := overwritel (!rew_ord',
  1116 [("termlessI", termlessI),
  1117  ("ord_make_polytest", ord_make_polytest false thy)
  1118  ]);
  1119 
  1120 (*WN060510 this was a preparation for prep_rls ...
  1121 val scr_make_polytest = 
  1122 "Script Expand_binomtest t_t =" ^
  1123 "(Repeat                       " ^
  1124 "((Try (Repeat (Rewrite real_diff_minus         False))) @@ " ^ 
  1125 
  1126 " (Try (Repeat (Rewrite distrib_right   False))) @@ " ^	 
  1127 " (Try (Repeat (Rewrite distrib_left  False))) @@ " ^	
  1128 " (Try (Repeat (Rewrite left_diff_distrib  False))) @@ " ^	
  1129 " (Try (Repeat (Rewrite right_diff_distrib False))) @@ " ^	
  1130 
  1131 " (Try (Repeat (Rewrite mult_1_left             False))) @@ " ^		   
  1132 " (Try (Repeat (Rewrite mult_zero_left             False))) @@ " ^		   
  1133 " (Try (Repeat (Rewrite add_0_left      False))) @@ " ^	 
  1134 
  1135 " (Try (Repeat (Rewrite mult_commute       False))) @@ " ^		
  1136 " (Try (Repeat (Rewrite real_mult_left_commute  False))) @@ " ^	
  1137 " (Try (Repeat (Rewrite mult_assoc         False))) @@ " ^		
  1138 " (Try (Repeat (Rewrite add_commute        False))) @@ " ^		
  1139 " (Try (Repeat (Rewrite add_left_commute   False))) @@ " ^	 
  1140 " (Try (Repeat (Rewrite add_assoc          False))) @@ " ^	 
  1141 
  1142 " (Try (Repeat (Rewrite sym_realpow_twoI        False))) @@ " ^	 
  1143 " (Try (Repeat (Rewrite realpow_plus_1          False))) @@ " ^	 
  1144 " (Try (Repeat (Rewrite sym_real_mult_2         False))) @@ " ^		
  1145 " (Try (Repeat (Rewrite real_mult_2_assoc       False))) @@ " ^		
  1146 
  1147 " (Try (Repeat (Rewrite real_num_collect        False))) @@ " ^		
  1148 " (Try (Repeat (Rewrite real_num_collect_assoc  False))) @@ " ^	
  1149 
  1150 " (Try (Repeat (Rewrite real_one_collect        False))) @@ " ^		
  1151 " (Try (Repeat (Rewrite real_one_collect_assoc  False))) @@ " ^   
  1152 
  1153 " (Try (Repeat (Calculate PLUS  ))) @@ " ^
  1154 " (Try (Repeat (Calculate TIMES ))) @@ " ^
  1155 " (Try (Repeat (Calculate POWER)))) " ^  
  1156 " t_t)";
  1157 -----------------------------------------------------*)
  1158 
  1159 val make_polytest =
  1160   Rls{id = "make_polytest", preconds = []:term list, 
  1161       rew_ord = ("ord_make_polytest", ord_make_polytest false @{theory "Poly"}),
  1162       erls = testerls, srls = Erls,
  1163       calc = [("PLUS"  , ("Groups.plus_class.plus", eval_binop "#add_")), 
  1164 	      ("TIMES" , ("Groups.times_class.times", eval_binop "#mult_")),
  1165 	      ("POWER", ("Atools.pow", eval_binop "#power_"))
  1166 	      ], errpatts = [],
  1167       rules = [Thm ("real_diff_minus",num_str @{thm real_diff_minus}),
  1168 	       (*"a - b = a + (-1) * b"*)
  1169 	       Thm ("distrib_right" ,num_str @{thm distrib_right}),
  1170 	       (*"(z1.0 + z2.0) * w = z1.0 * w + z2.0 * w"*)
  1171 	       Thm ("distrib_left",num_str @{thm distrib_left}),
  1172 	       (*"w * (z1.0 + z2.0) = w * z1.0 + w * z2.0"*)
  1173 	       Thm ("left_diff_distrib" ,num_str @{thm left_diff_distrib}),
  1174 	       (*"(z1.0 - z2.0) * w = z1.0 * w - z2.0 * w"*)
  1175 	       Thm ("right_diff_distrib",num_str @{thm right_diff_distrib}),
  1176 	       (*"w * (z1.0 - z2.0) = w * z1.0 - w * z2.0"*)
  1177 	       Thm ("mult_1_left",num_str @{thm mult_1_left}),                 
  1178 	       (*"1 * z = z"*)
  1179 	       Thm ("mult_zero_left",num_str @{thm mult_zero_left}),        
  1180 	       (*"0 * z = 0"*)
  1181 	       Thm ("add_0_left",num_str @{thm add_0_left}),
  1182 	       (*"0 + z = z"*)
  1183 
  1184 	       (*AC-rewriting*)
  1185 	       Thm ("mult_commute",num_str @{thm mult_commute}),
  1186 	       (* z * w = w * z *)
  1187 	       Thm ("real_mult_left_commute",num_str @{thm real_mult_left_commute}),
  1188 	       (*z1.0 * (z2.0 * z3.0) = z2.0 * (z1.0 * z3.0)*)
  1189 	       Thm ("mult_assoc",num_str @{thm mult_assoc}),		
  1190 	       (*z1.0 * z2.0 * z3.0 = z1.0 * (z2.0 * z3.0)*)
  1191 	       Thm ("add_commute",num_str @{thm add_commute}),	
  1192 	       (*z + w = w + z*)
  1193 	       Thm ("add_left_commute",num_str @{thm add_left_commute}),
  1194 	       (*x + (y + z) = y + (x + z)*)
  1195 	       Thm ("add_assoc",num_str @{thm add_assoc}),	               
  1196 	       (*z1.0 + z2.0 + z3.0 = z1.0 + (z2.0 + z3.0)*)
  1197 
  1198 	       Thm ("sym_realpow_twoI",
  1199                      num_str (@{thm realpow_twoI} RS @{thm sym})),	
  1200 	       (*"r1 * r1 = r1 ^^^ 2"*)
  1201 	       Thm ("realpow_plus_1",num_str @{thm realpow_plus_1}),		
  1202 	       (*"r * r ^^^ n = r ^^^ (n + 1)"*)
  1203 	       Thm ("sym_real_mult_2",
  1204                      num_str (@{thm real_mult_2} RS @{thm sym})),	
  1205 	       (*"z1 + z1 = 2 * z1"*)
  1206 	       Thm ("real_mult_2_assoc",num_str @{thm real_mult_2_assoc}),	
  1207 	       (*"z1 + (z1 + k) = 2 * z1 + k"*)
  1208 
  1209 	       Thm ("real_num_collect",num_str @{thm real_num_collect}), 
  1210 	       (*"[| l is_const; m is_const |]==>l * n + m * n = (l + m) * n"*)
  1211 	       Thm ("real_num_collect_assoc",num_str @{thm real_num_collect_assoc}),
  1212 	       (*"[| l is_const; m is_const |] ==>  
  1213 				l * n + (m * n + k) =  (l + m) * n + k"*)
  1214 	       Thm ("real_one_collect",num_str @{thm real_one_collect}),	
  1215 	       (*"m is_const ==> n + m * n = (1 + m) * n"*)
  1216 	       Thm ("real_one_collect_assoc",num_str @{thm real_one_collect_assoc}), 
  1217 	       (*"m is_const ==> k + (n + m * n) = k + (1 + m) * n"*)
  1218 
  1219 	       Calc ("Groups.plus_class.plus", eval_binop "#add_"), 
  1220 	       Calc ("Groups.times_class.times", eval_binop "#mult_"),
  1221 	       Calc ("Atools.pow", eval_binop "#power_")
  1222 	       ],
  1223       scr = EmptyScr(*Prog ((term_of o the o (parse thy)) 
  1224       scr_make_polytest)*)
  1225       }:rls; 
  1226 *}
  1227 ML {*     
  1228 (*WN060510 this was done before 'fun prep_rls' ...------------------------
  1229 val scr_expand_binomtest =
  1230 "Script Expand_binomtest t_t =" ^
  1231 "(Repeat                       " ^
  1232 "((Try (Repeat (Rewrite real_plus_binom_pow2    False))) @@ " ^
  1233 " (Try (Repeat (Rewrite real_plus_binom_times   False))) @@ " ^
  1234 " (Try (Repeat (Rewrite real_minus_binom_pow2   False))) @@ " ^
  1235 " (Try (Repeat (Rewrite real_minus_binom_times  False))) @@ " ^
  1236 " (Try (Repeat (Rewrite real_plus_minus_binom1  False))) @@ " ^
  1237 " (Try (Repeat (Rewrite real_plus_minus_binom2  False))) @@ " ^
  1238 
  1239 " (Try (Repeat (Rewrite mult_1_left             False))) @@ " ^
  1240 " (Try (Repeat (Rewrite mult_zero_left             False))) @@ " ^
  1241 " (Try (Repeat (Rewrite add_0_left      False))) @@ " ^
  1242 
  1243 " (Try (Repeat (Calculate PLUS  ))) @@ " ^
  1244 " (Try (Repeat (Calculate TIMES ))) @@ " ^
  1245 " (Try (Repeat (Calculate POWER))) @@ " ^
  1246 
  1247 " (Try (Repeat (Rewrite sym_realpow_twoI        False))) @@ " ^
  1248 " (Try (Repeat (Rewrite realpow_plus_1          False))) @@ " ^
  1249 " (Try (Repeat (Rewrite sym_real_mult_2         False))) @@ " ^
  1250 " (Try (Repeat (Rewrite real_mult_2_assoc       False))) @@ " ^
  1251 
  1252 " (Try (Repeat (Rewrite real_num_collect        False))) @@ " ^
  1253 " (Try (Repeat (Rewrite real_num_collect_assoc  False))) @@ " ^
  1254 
  1255 " (Try (Repeat (Rewrite real_one_collect        False))) @@ " ^
  1256 " (Try (Repeat (Rewrite real_one_collect_assoc  False))) @@ " ^ 
  1257 
  1258 " (Try (Repeat (Calculate PLUS  ))) @@ " ^
  1259 " (Try (Repeat (Calculate TIMES ))) @@ " ^
  1260 " (Try (Repeat (Calculate POWER)))) " ^  
  1261 " t_t)";
  1262 --------------------------------------------------------------------------*)
  1263 
  1264 val expand_binomtest =
  1265   Rls{id = "expand_binomtest", preconds = [], 
  1266       rew_ord = ("termlessI",termlessI),
  1267       erls = testerls, srls = Erls,
  1268       calc = [("PLUS"  , ("Groups.plus_class.plus", eval_binop "#add_")), 
  1269 	      ("TIMES" , ("Groups.times_class.times", eval_binop "#mult_")),
  1270 	      ("POWER", ("Atools.pow", eval_binop "#power_"))
  1271 	      ], errpatts = [],
  1272       rules = 
  1273       [Thm ("real_plus_binom_pow2"  ,num_str @{thm real_plus_binom_pow2}),     
  1274 	       (*"(a + b) ^^^ 2 = a ^^^ 2 + 2 * a * b + b ^^^ 2"*)
  1275        Thm ("real_plus_binom_times" ,num_str @{thm real_plus_binom_times}),    
  1276 	      (*"(a + b)*(a + b) = ...*)
  1277        Thm ("real_minus_binom_pow2" ,num_str @{thm real_minus_binom_pow2}),   
  1278        (*"(a - b) ^^^ 2 = a ^^^ 2 - 2 * a * b + b ^^^ 2"*)
  1279        Thm ("real_minus_binom_times",num_str @{thm real_minus_binom_times}),   
  1280        (*"(a - b)*(a - b) = ...*)
  1281        Thm ("real_plus_minus_binom1",num_str @{thm real_plus_minus_binom1}),   
  1282         (*"(a + b) * (a - b) = a ^^^ 2 - b ^^^ 2"*)
  1283        Thm ("real_plus_minus_binom2",num_str @{thm real_plus_minus_binom2}),   
  1284         (*"(a - b) * (a + b) = a ^^^ 2 - b ^^^ 2"*)
  1285        (*RL 020915*)
  1286        Thm ("real_pp_binom_times",num_str @{thm real_pp_binom_times}), 
  1287         (*(a + b)*(c + d) = a*c + a*d + b*c + b*d*)
  1288        Thm ("real_pm_binom_times",num_str @{thm real_pm_binom_times}), 
  1289         (*(a + b)*(c - d) = a*c - a*d + b*c - b*d*)
  1290        Thm ("real_mp_binom_times",num_str @{thm real_mp_binom_times}), 
  1291         (*(a - b)*(c p d) = a*c + a*d - b*c - b*d*)
  1292        Thm ("real_mm_binom_times",num_str @{thm real_mm_binom_times}), 
  1293         (*(a - b)*(c p d) = a*c - a*d - b*c + b*d*)
  1294        Thm ("realpow_multI",num_str @{thm realpow_multI}),                
  1295         (*(a*b)^^^n = a^^^n * b^^^n*)
  1296        Thm ("real_plus_binom_pow3",num_str @{thm real_plus_binom_pow3}),
  1297         (* (a + b)^^^3 = a^^^3 + 3*a^^^2*b + 3*a*b^^^2 + b^^^3 *)
  1298        Thm ("real_minus_binom_pow3",num_str @{thm real_minus_binom_pow3}),
  1299         (* (a - b)^^^3 = a^^^3 - 3*a^^^2*b + 3*a*b^^^2 - b^^^3 *)
  1300 
  1301 
  1302      (*  Thm ("distrib_right" ,num_str @{thm distrib_right}),	
  1303 	 (*"(z1.0 + z2.0) * w = z1.0 * w + z2.0 * w"*)
  1304 	Thm ("distrib_left",num_str @{thm distrib_left}),	
  1305 	(*"w * (z1.0 + z2.0) = w * z1.0 + w * z2.0"*)
  1306 	Thm ("left_diff_distrib" ,num_str @{thm left_diff_distrib}),	
  1307 	(*"(z1.0 - z2.0) * w = z1.0 * w - z2.0 * w"*)
  1308 	Thm ("right_diff_distrib",num_str @{thm right_diff_distrib}),	
  1309 	(*"w * (z1.0 - z2.0) = w * z1.0 - w * z2.0"*)
  1310 	*)
  1311 	
  1312 	Thm ("mult_1_left",num_str @{thm mult_1_left}),              
  1313          (*"1 * z = z"*)
  1314 	Thm ("mult_zero_left",num_str @{thm mult_zero_left}),              
  1315          (*"0 * z = 0"*)
  1316 	Thm ("add_0_left",num_str @{thm add_0_left}),
  1317          (*"0 + z = z"*)
  1318 
  1319 	Calc ("Groups.plus_class.plus", eval_binop "#add_"), 
  1320 	Calc ("Groups.times_class.times", eval_binop "#mult_"),
  1321 	Calc ("Atools.pow", eval_binop "#power_"),
  1322         (*	       
  1323 	 Thm ("mult_commute",num_str @{thm mult_commute}),		
  1324         (*AC-rewriting*)
  1325 	Thm ("real_mult_left_commute",num_str @{thm real_mult_left_commute}),
  1326 	Thm ("mult_assoc",num_str @{thm mult_assoc}),
  1327 	Thm ("add_commute",num_str @{thm add_commute}),	
  1328 	Thm ("add_left_commute",num_str @{thm add_left_commute}),
  1329 	Thm ("add_assoc",num_str @{thm add_assoc}),
  1330 	*)
  1331 	
  1332 	Thm ("sym_realpow_twoI",
  1333               num_str (@{thm realpow_twoI} RS @{thm sym})),
  1334 	(*"r1 * r1 = r1 ^^^ 2"*)
  1335 	Thm ("realpow_plus_1",num_str @{thm realpow_plus_1}),			
  1336 	(*"r * r ^^^ n = r ^^^ (n + 1)"*)
  1337 	(*Thm ("sym_real_mult_2",
  1338                 num_str (@{thm real_mult_2} RS @{thm sym})),
  1339 	(*"z1 + z1 = 2 * z1"*)*)
  1340 	Thm ("real_mult_2_assoc",num_str @{thm real_mult_2_assoc}),		
  1341 	(*"z1 + (z1 + k) = 2 * z1 + k"*)
  1342 
  1343 	Thm ("real_num_collect",num_str @{thm real_num_collect}), 
  1344 	(*"[| l is_const; m is_const |] ==> l * n + m * n = (l + m) * n"*)
  1345 	Thm ("real_num_collect_assoc",num_str @{thm real_num_collect_assoc}),	
  1346 	(*"[| l is_const; m is_const |] ==>  l * n + (m * n + k) =  (l + m) * n + k"*)
  1347 	Thm ("real_one_collect",num_str @{thm real_one_collect}),		
  1348 	(*"m is_const ==> n + m * n = (1 + m) * n"*)
  1349 	Thm ("real_one_collect_assoc",num_str @{thm real_one_collect_assoc}), 
  1350 	(*"m is_const ==> k + (n + m * n) = k + (1 + m) * n"*)
  1351 
  1352 	Calc ("Groups.plus_class.plus", eval_binop "#add_"), 
  1353 	Calc ("Groups.times_class.times", eval_binop "#mult_"),
  1354 	Calc ("Atools.pow", eval_binop "#power_")
  1355 	],
  1356       scr = EmptyScr
  1357 (*Script ((term_of o the o (parse thy)) scr_expand_binomtest)*)
  1358       }:rls;      
  1359 *}
  1360 setup {* KEStore_Elems.add_rlss 
  1361   [("make_polytest", (Context.theory_name @{theory}, prep_rls make_polytest)), 
  1362   ("expand_binomtest", (Context.theory_name @{theory}, prep_rls expand_binomtest))] *}
  1363 
  1364 end