Function: Asin

Description

Returns the arcsine, also known as inverse sine, value (in radians) of a given number.

Syntax

Asin(number)

Arguments

Number must be a => -1 and =< 1

Return value

This function returns a value in radians.

Calculated field example

Asin returns the following for these values of x:

x

asin(x)

-1.000

-π/2 ≈ 1.571

-√3/2 ≈ -0.866

-π/3 ≈ -1.047

-√2/2 ≈ -0.707

-π/4 ≈ -0.785

-1/2 ≈ -0.500

-π/6 ≈ -0.524

0.000

0.000

1/2 = 0.500

π/6 ≈ 0.524

2/2 ≈ 0.707

π/4 ≈ 0.785

3/2 ≈ 0.866

π/3 ≈ 1.047

1.000

π/2 ≈ 1.571

 

 

 

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