The ASIN(a) function computes the arc sine of an expression a.
The expression a must be of absolute value less than or equal to 1. The range of ASIN is [-Π/2,Π/2] (that is, -Π/2 ≤ ASIN(a) ≤ Π/2).
Arguments
a |
Any valid function expression.
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Number of Arguments: 1
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