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3.141593 _1 0FYI, -- Raul On Mon, Mar 20, 2023 at 8:16 PM John Baker <[email protected]> wrote: > > While computing star rise, transit and set times I encountered a need for an > atn2 verb. This is basically a tweaked arctan verb that handles ratios like > (arctan a%b) when a and b might be 0. Atn2 is in FORTRAN libraries. I ended > up rolling my own j verb but surely something so standard must be floating > around. If anyone has any atn 2’s please post. I like to compare > implementations for stuff like this. > > Jdb > > analyzethedatanotthedrivel.org > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
