2 ms·

PicoLisp has one.

• hellofunk 8y ago
  If you are talking about the Pilog "Prologue Engine" it really is not the same thing at all as a proper Prolog.
  • jacobush 8y ago
    Oh, I was honestly not aware. Now I know to look for differences. You don't have to, but could you give some pointer or clue as to why PicoLisps prolog engine is not a proper Prolog?