operator overload Binary Plus Subtractusing System; public struct Complex { public Complex( double real, double imaginary ) { this.real = real; this.imaginary = imaginary; } static public Complex Add( Complex lhs, Complex rhs ) { return new Complex( lhs.real + rhs.real, lhs.imaginary + ...
(QSH) insulators, are more advanta- geous over 3D TIs since the electrons can only propagate along two directions with opposite spin and thus backs- cattering caused by nonmagnetic defects is completely forbidden, while the surface states of 3D TI are only free from exact 180° backscattering...