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Real and Imaginary Parts in Terms of z and Its Conjugate

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Explanations 1

Remember that if z=a+biz=a+biz=a+bi, the conjugate of zzz, denoted as z‾\overline{z}z here, is a−bia-bia−bi. If we want the real part of zzz in terms of z,z‾z, \overline{z}z,z w…
By Vincent Huang, Po-Shen Loh, Eric Zhang