Arctan2

Started by mogn, January 29, 2010, 09:57:07 am

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mogn

January 29, 2010, 09:57:07 am Last Edit: January 29, 2010, 10:14:29 am by mogn
as can be seen from the attachment Arctan(2,4) returns the value 0.463648 (26.5651 degrees).
I expected 0.5236 (30 degrees) or 1.04712 (60 degrees) ?



Sorry Arctan2 works correctly. Arctan(y, x) returns the angle between the line from origin
to [x,y] and the y-axis.

dandelO

Ha, never seen one of my pics on anyone else's desktop before. :D Nice.

You might like the updated one better.