Quantum mechanics uses complex number wave functions ( sometimes referred to as orbitals in the case of atomic electrons ) , and more generally , elements of a complex vector space to explain such effects 量子力學(xué)用復(fù)數(shù)波功能(有時(shí)指軌道內(nèi)的原子電子) ,而更通常用復(fù)向量空間原理來(lái)解釋這類作用。