% vmartins - 09/abr/2018
clf;
dx = 0.5;
dy = pi/10;
[x,y] = meshgrid(-6:dx:6,-pi:dy:2*pi);
u = exp(x).*cos(y);
v = exp(x).*sin(y);
%den=sqrt(x.^2+y.^2);
den=sqrt(u.^2+v.^2);
u = u./den;
v = v./den;
quiver(x,y,u,v)
axis("square")
title ("f(z)=exp(z)")

