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Chapter 21 JavaScript Reference |
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Math.asin() Function
Name
Math.asin() Function---compute an arc sineAvailability
Navigator 2.0, Internet Explorer 3.0
Synopsis
Math.asin(x)
Arguments
- x
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A number or numeric expression between -1.0 and 1.0.
Returns
The arc sine, in radians, of the specified value x.
Description
Math.asin() computes and returns the arc sine, or inverse sine of its argument. The argument must be a value between -1.0 and 1.0. The return value is between -pi/2 and pi/2 radians.
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| Math.acos() |  |
Math.atan() |
