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Description |
rArcSine() returns the arcsine of a number. The arcsine is the angle whose sine is "number". The returned angle is given in radians between -Pi/2 to +Pi/2. |
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Syntax |
rArcSine(sine) |
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Parameters |
sine The sine in radians (rSine()) of an angle. This value must be between -1 and 1. |
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Return Value |
The arcsine in radians. |
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Examples |
rArcSine(rSine(radians)) |
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Comments |
This function expects a sine in radians. Passing a sine in degrees gives an incorrect result. |