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ARCSIN

The ARCSIN function calculates the angle value (in radians) of a specified sine.

Return Value

NUMBER

Syntax

ARCSIN(expression)

Parameters

expression

An expression that contains the decimal value of a sine.

Usage Notes

Invalid Sine Values

When you provide an ineligible value for the sine expression (that is, a value greater than 1 or less than -1), ARCSIN returns a value of NA.

Examples

Example 7-17 Calculating the Arc of a Sine

This example calculates the arc of a sine that has a value of 0.84147. The statement

SHOW ARCSIN(.84147)

produces the following result.

1.00