(* Title:  100-init-rootpbl.sml

    Author: Walther Neuper 1105

    (c) copyright due to lincense terms.

 *)

 "----------- Minisubplb/100-init-rootpbl.sml ---------------------";

 "----------- Minisubplb/100-init-rootpbl.sml ---------------------";

 "----------- Minisubplb/100-init-rootpbl.sml ---------------------";

 val fmz = ["equality (x+1=(2::real))", "solveFor x","solutions L"];

 val (dI',pI',mI') =

   ("Test", ["sqroot-test","univariate","equation","test"],

    ["Test","squ-equ-test-subpbl1"]);

 "~~~~~ fun CalcTreeTEST, args:"; val [(fmz, sp):fmz] = [(fmz, (dI',pI',mI'))];

 "~~~~~ fun nxt_specify_init_calc, args:"; val (fmz : fmz_, (dI, pI, mI) : spec) = (fmz, sp);

 val thy = assoc_thy dI

 ;mI = ["no_met"]; (*false*)

 val (pI, (pors, pctxt), mI) = (pI, get_pbt pI |> #ppc |> prep_ori fmz thy, mI)

 val {cas, ppc, thy=thy',...} = get_pbt pI

 val dI = theory2theory' (maxthy thy thy');

 val hdl =

   case cas of SOME t => subst_atomic ((vars_of_pbl_' ppc) ~~~ vals_of_oris pors) t

             | _ => error "Minisubplb/100-init-rootpbl.sml no headline"

 val (pt, _) = cappend_problem e_ctree [] (e_istate, pctxt) (fmz, (dI, pI, mI))

 				  (pors, (dI, pI, mI), hdl)

 val pt = update_ctxt pt [] pctxt

 ;((pt, ([], Pbl)), fst3 (nxt_specif Model_Problem (pt, ([], Pbl)))) : calcstate;

 val (p,_,f,nxt,_,pt) = CalcTreeTEST [(fmz, (dI',pI',mI'))];

 case nxt of ("Model_Problem", _) => ()

 | _ => error "minisubpbl: CalcTreeTEST has no nxt = Model_Problem";