Keil Logo

__asin

Summary
double __asin (
  double x);   /* number to calculate arc sine of */
Description

The __asin debugger function calculates the arc sine of the floating-point number x. The value of x must be between -1 and 1. The floating-point value returned by __asin is a number in the -π/2 to π/2 range.

Return Value

The __asin function returns the arc sine of x.

Example
> __asin(0.3);
  Arm logo
Important information

This site uses cookies to store information on your computer. By continuing to use our site, you consent to our cookies.

Change Settings

Privacy Policy Update

Arm’s Privacy Policy has been updated. By continuing to use our site, you consent to Arm’s Privacy Policy. Please review our Privacy Policy to learn more about our collection, use and transfers
of your data.