Nov 10, 2009 · What does \+ mean in Prolog? Asked 15 years, 11 months ago Modified 7 years, 6 months ago Viewed 61k 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 …

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 …

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" …

Jul 14, 2012 · Not equal and not unify in Prolog Asked 12 years, 11 months ago Modified 9 years, 7 months ago Viewed 45k times

Jun 7, 2018 · I have to define a prolog program which gives the truth table for a logic formula like this: (a or non (b and c)) where the logic variables can only have true or false value, and the …

May 17, 2010 · Is there a way to do an if in prolog, e.g. if a variable is 0, then to do some actions (write text to the terminal). An else isn't even needed, but I can't find any documentation of if.

Nov 21, 2009 · I've read about it in a book but it wasn't explained at all. I also never saw it in a program. Is part of Prolog syntax? What's it for? Do you use it?

Nov 22, 2012 · 30 I'm working on some prolog that I'm new to. I'm looking for an "or" operator registered(X, Y), Y=ct101, Y=ct102, Y=ct103. Here's my query. What I want to write is code …

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. …