Extended FORTRAN Language 

for Extended FORTRAN Language.

FORTRAN preprocessor to provide structured programming much like C. A descendant of RATFOR, written in C.

Related languages
FORTRAN IV => EFL   Extension of
RATFOR => EFL   Evolution of
EFL => Snocone   Strong, Influence

  • "An Informal Description of EFL", S.I. Feldman. view details
  • Stuart I. Feldman, "The Programming Language EFL," Comp. Sci. Tech. Rep. No. 78, Bell Laboratories, Murray Hill, NJ (June 1979). view details