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ARCSIN

Description

Returns the arcsine (the inverse of the sine) of the specified number. The arcsine is the angle whose sine is the specified number. The resulting angle is given in radians in the interval from pi/2 to pi/2.

Examples

ARCSIN(0.5) = 0.5235987755983

ARCSIN(3) = NAN

ARCSIN(NAN) = NAN

ARCSIN(INF) = NAN

ARCSIN(-INF) = NAN

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