Templates
Description
Term1 = Term2 unifies Term1 and Term2. No occurs check is done, i.e. this predicate does not check if a variable is unified with a compound term containing this variable (this can lead to an infinite loop).
= is a predefined infix operator (section 8.14.10).
Errors
None.
Portability
ISO predicate.
Templates
Description
unify_with_occurs_check(Term1, Term2) unifies Term1 and Term2. The occurs check test is done (i.e. the unification fails if a variable is unified with a compound term containing this variable).
Errors
None.
Portability
ISO predicate.
Templates
Description
Term1 \= Term2 succeeds if Term1 and Term2 are not unifiable (no occurs check is done).
\= is a predefined infix operator (section 8.14.10).
Errors
None.
Portability
ISO predicate.