Picat is a new logic-based programming language. In many ways, Picat is similar to Prolog, especially B-Prolog, but it has functions in addition to predicates, pattern-matching instead of unification ...

Structure of a Prolog Program ¶ Programs in most programming languages consist of functions of things like functions, variables, and modules. Prolog is a bit different, and its program consist of ...

The logic programming approach is shown to subsume these in expressive power and permit the incorporation of important capabilities not currently available. Examples operationalizing some of the ...