Nov 10, 2009 · What does \+ mean in Prolog? Asked 16 years, 2 months ago Modified 7 years, 9 months ago Viewed 62k times

Jan 25, 2021 · There are some special operators in Prolog, one of them is is, however, recently I came across the =:= operator and have no idea how it works. Can someone explain what this operator …

May 25, 2015 · The = "operator" in Prolog is actually a predicate (with infix notation) =/2 that succeeds when the two terms are unified. Thus X = 2 or 2 = X amount to the same thing, a goal to unify X with …

Jul 14, 2012 · A \= B is equivalent to not (A = B) So lets compare =/2 and ==/2 first; from the swi-prolog manual: ?Term1 = ?Term2 Unify Term1 with Term2. True if the unification succeeds @Term1 == …

Sep 29, 2016 · How do I represent and manipulate atoms with capital letters in Prolog, without them being interpreted as variables? I'm developing a program in Prolog that interprets a chessboard …

Documentation for the second variant pointed out by Kaarel can be found in this Visual Prolog reference page. However the problem with your code goes a little deeper.

Nov 22, 2012 · Prolog "or" operator, query Asked 13 years, 1 month ago Modified 12 years, 8 months ago Viewed 157k times

In Prolog, the "not" is an example of "negation as failure", but it is felt that \+ will make it clearer to the programmer just what precisely is being asserted in any given rule. So you CAN use "not" (most PL …

Apr 8, 2020 · I am working on a project that is mainly based on logic programming. I have predifined related rules and facts that the program uses to calculate probabilities then these probabilities are …

Jan 26, 2013 · I was wondering how would Prolog implementation in C or C++ look like. I am mainly interested in building it as a C or C++ library, though the interpreter app would also do. I am …