LISP70

Also known as PLISP and VEL

A LISP dialect, a descendant of MLISP[2] and MLISP2. Useful for parsing. Only the pattern-matching system was published and fully implemented. According to Alan Kay, LISP70 had an influence on Smalltalk-72.

"The LISP70 Pattern Matching System, Larry G. Tesler et al, IJCAI 73.