method

magnitude

Ruby latest stable (v2_5_5) - 0 notes - Class: Vector

magnitude() public

Returns the modulus (Pythagorean distance) of the vector.

Vector[5,8,2].r => 9.643650761

Show source

# File lib/matrix.rb, line 2031
  def magnitude
    Math.sqrt(@elements.inject(0) {|v, e| v + e.abs2})
  end