It seems to me that Ruby's "and" and "or" are more similar to Prolog's ','/2 and ';'/2 ([Edit] not that Prolog is necessary a shining example of a mainstream p

It seems to me that Ruby's "and" and "or" are more similar to Prolog's ','/2 and ';'/2 ([Edit] not that Prolog is necessary a shining example of a mainstream programming language)