double_complex one = (1,0)i = (0,1)neg_one = (-1,0)sqrt(neg_one) = (0,1)a = (2,3)b = (4,5)a + one = (3,3)a - one = (1,3)a * one = (2,3)a / one = (2,3)a + b = (6,8)a - b = (-2,-2)a * b = (-7,22)a / b = (0.560976,0.0487805)c = a; c += b = (6,8)c = a; c -= b = (-2,-2)c = a; c *= b = (-7,22)c = a; c /= b = (0.560976,0.0487805)-a = (-2,-3)real(a) = 2imag(a) = 3conj(a) = (2,-3)norm(a) = 13abs(a) = 3.60555arg(a) = 0.982794cos(a) = (-4.18963,-9.10923)sin(a) = (9.1545,-4.16891)cosh(a) = (-3.72455,0.511823)sinh(a) = (-3.59056,0.530921)log(a) = (1.28247,0.982794)exp(a) = (-7.31511,1.04274)sqrt(a) = (1.67415,0.895977)pow(a, 2) = (-5,12)pow(a, b) = (-0.753046,-0.986429)enter a complex number in form a or (a) or (a, b): number = (1.2,-34)End of test