External module "math/base/special/ahavercos/docs/types/index.d"

Export assignment ahavercos

• ahavercos(x: number): number

• Computes the inverse half-value versed cosine.

  Parameters

  • x: number

    input value

  Returns number

  inverse half-value versed cosine

  Example

  var v = ahavercos( 0.0 );
  // returns ~3.1416

  Example

  var v = ahavercos( 1.0 );
  // returns 0.0

  Example

  var v = ahavercos( 0.5 );
  // returns ~1.5708

  Example

  var v = ahavercos( NaN );
  // returns NaN