Isn‘t FORTRAN also a ur-language? It was invented in 1957.
FORTRAN (1957), ALGOL (1958), and COBOL (1959) are similar.
Technically, FORTRAN is the oldest. One could argue that ALGOL is the most influential for language design.
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FORTRAN (1957), ALGOL (1958), and COBOL (1959) are similar.
Technically, FORTRAN is the oldest. One could argue that ALGOL is the most influential for language design.