Volodymyr Gubarkov questions

Volodymyr Gubarkov answers

• How do return both a variable result and a true/false in Prolog?
• Prolog, fail and do not backtrack
• Prolog gives error "undefined procedure" when trying to use :-
• Reaching end of list in prolog
• Prolog arithmetic syntax
• Getting all the solutions to a predicate in Prolog
• Prolog list difference routine
• Solving a logic puzzle using Prolog
• Prolog - ASSERT and RETRACT
• Cuts at the end of recursive predicates in Prolog