Comment on Speeding up atan2fparentComments−dzdt5yFortran did have it much earlier. Per wikipedia atan2 appeared in Fortran IV from IBM in 1961. https://en.wikipedia.org/wiki/Atan2−pklausler5yAnd it's been in every ANSI & ISO Fortran standard from F'66 through F'2018.
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Fortran did have it much earlier. Per wikipedia atan2 appeared in Fortran IV from IBM in 1961. https://en.wikipedia.org/wiki/Atan2
And it's been in every ANSI & ISO Fortran standard from F'66 through F'2018.