Help for this page
inc(X, succ(X)). % you don't have to understand this.
inc(X, Y), % Implicit RELATION.
inc(X, Y), % Same implicit relation.
Y = succ(zero), % Implicitly match X against zero.
something(X, Y). % same as something(zero, succ(zero)).
I guess so
I guess not
Results (176 votes),