e5f4633c39
which included commits to RCS files with non-trunk default branches. git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@5 b08c6af1-5177-4d33-ba66-4b1c6b8b522a
39 lines
845 B
Prolog
39 lines
845 B
Prolog
/*************************************************************************
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* *
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* YAP Prolog *
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* *
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* Yap Prolog was developed at NCCUP - Universidade do Porto *
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* *
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* Copyright L.Damas, V.S.Costa and Universidade do Porto 1985-1997 *
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* *
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**************************************************************************
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* *
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* File: terms.yap *
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* Last rev: 5/12/99 *
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* mods: *
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* comments: Term manipulation operations *
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* *
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*************************************************************************/
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:- module(terms, [
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term_hash/2,
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term_hash/4,
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term_variables/2,
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variant/2,
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subsumes/2,
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subsumes_chk/2,
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cyclic_term/1,
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acyclic_term/1
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]).
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term_hash(T,H) :-
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term_hash(T, -1, 33554432, H).
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subsumes_chk(X,Y) :-
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\+ \+ subsumes(X,Y).
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