FL - Function Level. John Backus, ca. 1985. Successor to FP. Dynamically
typed. Adds higher-order functions, exceptions, user-defined types, and
other features. "FL Language Manual, Parts 1 & 2", J. Backus et al, IBM
Research Report RJ 7100 (1989). FL compiler: IBM Almaden, 1992. (See FP,
FFP).
info: John Williams
Comments, Experience, Additions
Next Language: F+L