... d2EQUATION 30-1Addition of complex numbers. EQUATION 30-2Subtraction of complex numbers. EQUATION 30-3Multiplication of complex numbers. EQUATION 30-4Division of complex numbers. AB ' BAEQUATION 30-5Commutative ... Complex numbers shorten the equations used in DSP, and enabletechniques that are difficult or impossible with real numbers alone. For instance, the Fast FourierTransform is based on complex numbers. ... 551CHAPTER30h '>22% vtComplex NumbersComplex numbers are an extension of the ordinary numbers used in everyday math. They havethe unique property of representing...