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 3340.209 msec.}
{preprocessed for plai in 0.0 msec.}
{analyzed by plai using det with local-control off in 48.003 msec.}
{written file /tmp/tmp_Wceye/numbervars_det_co.pl}
:- module(_1,[numvars/3],[assertions]).

:- entry numvars(A,B,C)
         : ground(B).

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

:- true pred numvars(A,B,C)
         : ( native_props:mshare([[A],[C]]), var(C), ground([B]), term(A), gnd(B), term(C) )
        => ( native_props:mshare([[A]]), ground([B,C]), term(A), gnd(B), gnd(C) )
         + ( is_det, mut_exclusive ).

numvars(Term,N,N1) :-
        var(Term),
        !,
        Term=var/N,
        N1 is N+1.
numvars(Term,N,M) :-
        Term=..[_Functor|Args],
        numberargs(Args,N,M).

:- true pred numberargs(_1,N,M)
         : ( native_props:mshare([[_1],[M]]), var(M), ground([N]), list(_1), num(N), term(M) )
        => ( ground([_1,N,M]), rt7(_1), arithexpression(N), num(M) )
         + ( is_det, mut_exclusive ).

:- true pred numberargs(_1,N,M)
         : ( native_props:mshare([[_1],[M]]), var(M), ground([N]), list(_1), gnd(N), term(M) )
        => ( ground([_1,N,M]), rt11(_1), gnd(N), gnd(M) )
         + ( is_det, mut_exclusive ).

:- true pred numberargs(_1,N,M)
         : ( native_props:mshare([[_1],[_1,M],[M]]), ground([N]), list(_1), gnd(N), term(M) )
        => ( native_props:mshare([[_1]]), ground([N,M]), rt16(_1), gnd(N), gnd(M) )
         + ( is_det, mut_exclusive ).

numberargs([],N,N) :- !.
numberargs([Arg|Args],N,M) :-
        numvars(Arg,N,N1),
        numberargs(Args,N1,M).

numvars2(var(N),N,N1) :-
        N1 is N+1.
numvars2(Term,N,M) :-
        nonvar(Term),
        Term=..[_Functor|Args],
        numberargs2(Args,N,M).

numberargs2([],N,N).
numberargs2([Arg|Args],N,M) :-
        numvars2(Arg,N,N1),
        numberargs2(Args,N1,M).


:- regtype rt7/1.

rt7([]).
rt7([A|B]) :-
        rt2(A),
        rt8(B).


:- regtype rt2/1.

rt2(var/A) :-
        gnd(A).


:- regtype rt8/1.

rt8([]).
rt8([A|B]) :-
        rt2(A),
        rt8(B).


:- regtype rt13/1.

rt13([]).
rt13([A|B]) :-
        rt2(A),
        rt8(B).


:- regtype rt12/1.

rt12([]).
rt12([A|B]) :-
        rt2(A),
        rt13(B).


:- regtype rt11/1.

rt11([]).
rt11([A|B]) :-
        rt2(A),
        rt12(B).


:- regtype rt17/1.

rt17([]).
rt17([A|B]) :-
        term(A),
        rt17(B).


:- regtype rt16/1.

rt16([]).
rt16([A|B]) :-
        term(A),
        rt17(B).