IFP
Illinois FP.
An
interpreter written in portable
C by Arch D. Robinson for a variant of Backus'
FP with syntax like
ALGOL or
Modula-2.
IFP Runs under
Unix,
CTSS (Cray) and
MS-DOS.
Version 0.5.
(ftp://a.cs.uiuc.edu/pub/ifp).
Posted to comp.sources.unix volume 10.
["The Illinois Functional Programming Interpreter", A.D. Robison, Proc 1987 SIGPLAN Conf on Interpreters and Interpretive Techniques (June 1987), pp. 64-73].
["Illinois Functional Programming: A Tutorial", A.D. Robison, BYTE Feb 1987, pp. 115-125].