Low Level Language Subroutines for Use Within Fortran This paper describes some subroutines, coded in symbolic languages and for use within Fortran coded programs, to deal with "special arithmetic" (e.g. multi-precision arithmetic), symbol manipulation, bit manipulation and expanded character set input-output, and visual display. CACM November, 1961 Barnett, M. P. CA611103 JB March 15, 1978 10:59 PM 265 5 265 265 5 265 265 5 265 464 5 265 720 5 265 265 6 265 265 6 265 404 6 265 464 6 265 474 6 265