complex csub(complex y, complex z)
Subtraction of two complex numbers.
complex cmul(complex y, complex z)
Multiplication of two complex numbers.
complex cpack(double x, double y)
Pack two real numbers into a complex number.
complex cadd(complex y, complex z)
Addition of two complex numbers.
complex catanh(complex z)
Inverse hyperbolic tangent of complex number.
complex clog(complex z)
Natural logarithm of a complex number.