UnityEditor.ComplexD.Mul C# (CSharp) Method

        public static ComplexD Mul(ComplexD a, ComplexD b)
        {
            return new ComplexD((a.real * b.real) - (a.imag * b.imag), (a.real * b.imag) + (a.imag * b.real));
        }

 public static ComplexD operator *(double a, ComplexD b)
 {
     return(ComplexD.Mul(a, b));
 }