Does atn2 differ from _3&o. ? _3 o. _
1.5708 _3 o. __ _1.5708 _3 o. 0 0 On Mon, Mar 20, 2023 at 8:16 PM John Baker <bakerj...@gmail.com> 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
