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Text lesson

asin()

Example

Provide the arcsine of various numerical values.

System.out.println(Math.asin(0.64));
System.out.println(Math.asin(-0.4));
System.out.println(Math.asin(0));
System.out.println(Math.asin(1));
ystem.out.println(Math.asin(-1));
System.out.println(Math.asin(2));

Definition and Usage

The asin() function yields the arcsine of a given number, expressed in radians.

Tip: For instance, asin(1) equals π/2.

Syntax

public static double asin(double number)

Parameter Values

Parameter

Description

number

The input should be a number within the range of -1 to 1 to compute its arcsine.

If the value falls outside this range, the function returns NaN (Not a Number).

Technical Details

Returns	It returns a double value representing the arcsine of a given number, measured in radians.
Java Version	Any