Back to the difference of Iohannes' suggestions, looks like [expr atan...] gives results only from -90 to 90 degrees, [atan2] gives from -180 to 180. And the atan2 is 90 degree rotated: atan2 results 0 degree on (1;0) while the expression gives 0 degrees on (0;1) and (0;-1).
On Mon, Feb 3, 2020 at 1:28 AM Alexandre Torres Porres <[email protected]> wrote: > > > Em dom., 2 de fev. de 2020 às 11:49, Jack <[email protected]> escreveu: > >> Hello, >> >> You can look at : >> http://yadegari.org/expr/expr.html > > > best look at the help file of [expr], it is much more up to date than that > link (unless you're not using the latest vanilla) > _______________________________________________ > [email protected] mailing list > UNSUBSCRIBE and account-management -> > https://lists.puredata.info/listinfo/pd-list >
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