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#2 (permalink)

07-03-2009

vgersh99

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Join Date: Feb 2005

Location: Boston, MA

Posts: 5,119

look here or here or here

Code:

function asin(x) { return atan2(x, sqrt(1-x*x)) }
function acos(x) { return atan2(sqrt(1-x*x), x) }
function atan(x) { return atan2(x,1) }

Last edited by vgersh99; 07-03-2009 at 08:47 AM..