Method: Complex#angle

Defined in:

complex.c

#arg ⇒ Float #angle ⇒ Float #phase ⇒ Float

Returns the angle part of its polar form.

Complex.polar(3, Math::PI/2).arg  #=> 1.5707963267948966

Overloads:

• #arg ⇒ Float

  Returns:

  • (Float)
• #angle ⇒ Float

  Returns:

  • (Float)
• #phase ⇒ Float

  Returns:

  • (Float)

# File 'complex.c', line 1216

VALUE
rb_complex_arg(VALUE self)
{
    get_dat1(self);
    return rb_math_atan2(dat->imag, dat->real);
}