JOSS - Programming language

JOSS, aka JOHNNIAC Open Shop System, is a programming language created in 1966 by Cliff Shaw.

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58Years Old

JOSS (an acronym for JOHNNIAC Open Shop System) was one of the very first interactive, time-sharing programming languages. JOSS I, developed by J. Clifford Shaw at RAND was first implemented, in beta form, on the JOHNNIAC computer in May 1963. Read more on Wikipedia...

JOSS Wikipedia page
JOSS first developed in RAND Corporation
JOSS on HOPL
See also: (6 related languages)ALGOL 58, BASIC, TELCOMP, Formulating On-Line Calculations in Algebraic Language, MUMPS, JOSS Extended and Adapted for Nineteen-hundred

Example from Wikipedia:

Form 1: "  L(%.0f,%.0f)  ="
Form 2: "  -L(%.0f,%.0f)  ="
Form 3: "  %.0f\n"