z c - + - c z --------- / 2 2\ |z + c | |-------| | 9 | \ 5*z *c/
(z/c + c/z)/(((z^2 + c^2)/(((5*z^9)*c))))
9 /c z\ 5*c*z *|- + -| \z c/ -------------- 2 2 c + z
5*c*z^9*(c/z + z/c)/(c^2 + z^2)
9 /c z\ 5*c*z *|- + -| \z c/ -------------- 2 2 c + z
9 /c z\ c*z *|- + -| \z c/ ------------ 2 2 c z -- + -- 5 5
c*z^9*(c/z + z/c)/(c^2/5 + z^2/5)
9 /c z\ 5*c*z *|- + -| \z c/ -------------- 2 2 c + z
5*c*z^9*(c/z + z/c)/(c^2 + z^2)