Question Number 137869 by mohammad17 last updated on 07/Apr/21
$${prove}\:{that}\:{Arg}\left({z}\right)\:{is}\:{harmonic}\:{function} \\ $$$${and}\:{find}\:{the}\:{conjecate}\:{this}\:? \\ $$
prove-that-Arg-z-is-harmonic-function-and-find-the-conjecate-this-