QPE

from The Free On-line Dictionary of Computing (8 July 2008)

QPE

   <language> 1. A two-dimensional pictorial {query language}.

   ["Pictorial Information Systems", S.K. Chang et al eds,
   Springer 1980].

   [Q-systems.  A. Colmerauer, 1969].

   2. A {rewrite system} with {one-way unification}, used for
   English-French translation.  It led to {Prolog}.

   ["The Birth of Prolog" A. Colmerauer et al, SIGPLAN Notices
   28(3):37-52 March 1993].

   (2003-12-25)