[comp.ai.digest] AIList V6 #74 - Queries, CLOS, ELIZA, Planner, Face Recognition

hayes.pa@XEROX.COM (04/22/88)

Subject: demons: was FRL first ?

I believe that Planner, first partial implementation in MicroPlanner, was the
first language to use if-needed, if-added and if-remove  demons, called THCONSE,
THANTE and THERASE .  This is certainly where the concepts originate.

Pat Hayes