method

abs

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abs() public

Returns the absolute part of its polar form.

Complex(-1).abs         #=> 1
Complex(3.0, -4.0).abs  #=> 5.0

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static VALUE
nucomp_abs(VALUE self)
{
    get_dat1(self);

    if (f_zero_p(dat->real)) {
        VALUE a = f_abs(dat->imag);
        if (k_float_p(dat->real) && !k_float_p(dat->imag))
            a = f_to_f(a);
        return a;
    }
    if (f_zero_p(dat->imag)) {
        VALUE a = f_abs(dat->real);
        if (!k_float_p(dat->real) && k_float_p(dat->imag))
            a = f_to_f(a);
        return a;
    }
    return m_hypot(dat->real, dat->imag);
}

abs

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