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

Export assignment log

• log(x: number, b: number): number

• Computes the base b logarithm of x.

  Parameters

  • x: number

    input value

  • b: number

    base

  Returns number

  logarithm (base b)

  Example

  var v = log( 100.0, 10.0 );
  // returns 2.0

  Example

  var v = log( 16.0, 2.0 );
  // returns 4.0

  Example

  var v = log( 5.0, 1.0 );
  // returns Infinity

  Example

  var v = log( NaN, 2.0 );
  // returns NaN

  Example

  var v = log( 1.0, NaN );
  // returns NaN

  Example

  var v = log( -4.0, 2.0 );
  // returns NaN

  Example

  var v = log( 4.0, -2.0 );
  // returns NaN