3 ms·

Fortran did have it much earlier. Per wikipedia atan2 appeared in Fortran IV from IBM in 1961. https://en.wikipedia.org/wiki/Atan2 https://en.wikipedia.org/wi

by dzdt 5y ago

Fortran did have it much earlier. Per wikipedia atan2 appeared in Fortran IV from IBM in 1961. https://en.wikipedia.org/wiki/Atan2 https://en.wikipedia.org/wiki/Atan2

pklausler 5y ago
And it's been in every ANSI & ISO Fortran standard from F'66 through F'2018.