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

Export assignment ln

• ln(x: number): number

• Evaluates the natural logarithm.

  Parameters

  • x: number

    input value

  Returns number

  function value

  Example

  var v = ln( 4.0 );
  // returns ~1.386

  Example

  var v = ln( 0.0 );
  // returns -Infinity

  Example

  var v = ln( Infinity );
  // returns Infinity

  Example

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

  Example

  var v = ln( -4.0 );
  // returns NaN