966 The examples of algorithms strength reduction e+if=(a+jb)(c+jd)=(ac-bd)+j(bc+ad) Direct implementation 调 4 multiplications and 2 additions 2021年2月 42021年2月 4  The examples of algorithms strength reduction  Direct implementation e  jf  (a  jb)(c  jd )  (ac  bd)  j(bc  ad) 4 multiplications and 2 additions