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TMtxVec.ArcCos Method ()
TMtxVec Class | TMtxVec Members | AbstractMtxVec Namespace | ArcCos Method | Example | See Also
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The inverse cosine.

Pascal
function ArcCos: TMtxVec; overload;
Description

Calculate the inverse cosine of all calling object elements in-place. Values must be between -1 and 1. The return values will be in the range [0,Math387.PI], in radians.

See Also

Cos

Example
var a: TVec; begin CreateIt(a); a.SetIt(True,[1,-0.5,0.11,0.9]); a.ArcCos; FreeIt(a); end;
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