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Function::Mathematical

Asin (arcsine)

asin(numeric field) asin(numeric value) asin(-1) asin(0.5)

The asin function calculates the arcsine of a numeric value. The result is an angle expressed in radians between -p/2 to p/2.

Parameters


Numerical value between -1 via 0 to +1

Returns/Result


A numeric value

Examples


Example 1


asin(1)

Result:1.570796

Example 2


asin(-0.50)

Result: -0.5235988


Reference

asin (arcsine)

Type

Trigonometric Function

Purpose

The asin function calculates the arcsine of a numeric value. The result is an angle expressed in radians between -p/2 to p/2.

Syntax

asin( NUMERIC VALUE)

Returns

A numeric value.

Usage

The numeric value in a Trigonometric function can be a constant value (as shown below), a variable, a field value or an expression.

The valid range of the input value is -1 to 1.

Example

asin(1)

Returns:1.570796

 

asin(-0.50)

Returns: -0.5235988

See Also


Acos (arccosine) Atan (arctangent) Atan2 (arctangent 2)

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