code: @Override
      public Complexf normalize() {
          final float length = length();
          if (Math.abs(length) < GenericMath.FLT_EPSILON) {
              throw new ArithmeticException("Cannot normalize the zero complex");
          }
          return new Complexf(x / length, y / length);
      }
docs: Normalizes this complex.
  
  @return A new complex of unit length