Question Number 96958 by mathmax by abdo last updated on 05/Jun/20
$$\mathrm{let}\:\mathrm{g}\left(\mathrm{x}\right)\:=\mathrm{ln}\left(\mathrm{tanx}\right) \\ $$$$\mathrm{developp}\:\mathrm{f}\:\mathrm{at}\:\mathrm{fourier}\:\mathrm{serie} \\ $$
let-g-x-ln-tanx-developp-f-at-fourier-serie-