Hi there,

With z = u(x,y) + iv(x,y) I have to show that exp|z| is not analytic. so I have

exp|z| = exp{(u^2 + v^2)^1/2}

as |z| is sqrt(u^2 + v^2).

I know that showing the Cauchy Riemann functions aren't satisfied will prove it's not analytic, but I'm not sure how to introduce this.