Ciao Preprocessor (integrated Alpha version)
 | This is an alpha distribution, meant only for testing. Please do let us 
 | know at ciaopp-bugclip.dia.fi.upm.es any problems you may have.

{loaded in 3376.211 msec.}
{preprocessed for plai in 0.0 msec.}
{analyzed by plai using det with local-control off in 12.001 msec.}
{written file /tmp/tmpnbzO9m/divremain_det_co.pl}
:- module(_1,[div/4],[assertions]).

:- entry div(A,B,C,D)
         : ( ground(A), ground(B) ).

:- true pred div(A,B,C,D)
         : ( native_props:mshare([[C],[C,D],[D]]), ground([A,B]), gnd(A), gnd(B), term(C), term(D) )
        => ( native_props:mshare([[C]]), ground([A,B,D]), rt13(A), gnd(B), term(C), rt14(D) )
         + ( is_det, mut_exclusive ).

:- true pred div(A,B,C,D)
         : ( native_props:mshare([[C],[C,D],[D]]), ground([A,B]), gnd(A), rt6(B), term(C), term(D) )
        => ( native_props:mshare([[C]]), ground([A,B,D]), rt11(A), rt6(B), term(C), rt10(D) )
         + ( is_det, mut_exclusive ).

div(_1,0,_2,_3) :-
        !,
        failure(a).
div(0,_1,Z,R) :-
        !,
        eq(Z,0),
        eq(R,0).
div(X,Y,s(Z),R) :-
        minus(X,Y,U),
        !,
        div(U,Y,Z,R).
div(X,_1,_2,X).

:- true pred minus(X,_1,Z)
         : ( native_props:mshare([[Z]]), var(Z), ground([X,_1]), gnd(X), gnd(_1), term(Z) )
        => ( ground([X,_1,Z]), gnd(X), rt6(_1), gnd(Z) )
         + ( is_det, mut_exclusive ).

minus(X,0,X).
minus(s(X),s(Y),Z) :-
        minus(X,Y,Z).

:- true pred failure(a).

failure(b).

:- true pred eq(X,0)
         : ( native_props:mshare([[X]]), term(X) )
        => ( ground([X]), rt0(X) )
         + ( is_det, mut_exclusive ).

eq(X,X).


:- regtype rt13/1.

rt13(A) :-
        gnd(A).


:- regtype rt14/1.

rt14(A) :-
        gnd(A).


:- regtype rt7/1.

rt7(0).
rt7(s(A)) :-
        rt7(A).


:- regtype rt6/1.

rt6(0).
rt6(s(A)) :-
        rt7(A).


:- regtype rt11/1.

rt11(A) :-
        gnd(A).


:- regtype rt10/1.

rt10(A) :-
        gnd(A).


:- regtype rt0/1.

rt0(0).