3911.sagews

f(z) = (z+2)^2 * exp(-1/z^2) / (z-1)
complex_plot(f,(-5, 4),(-2, 2),axes=false,plot_points=500,figsize=[10,10])

f(z) = (z+i)^3*exp(pi*i/(z-i)^2)*sin(z)/((z-1)*z*(z+1)^2)
complex_plot( f, (-2, 2), (-2, 2), plot_points=500, figsize=[5,5] )

complex_plot( lambda z: z ,(-2,2),(-2, 2),axes=false,plot_points=500,figsize=[5,5])

complex_plot( lambda z: z^2 ,(-2,2),(-2, 2),axes=false,plot_points=500,figsize=[5,5])

complex_plot( lambda z: z^3 ,(-2,2),(-2, 2),axes=false,plot_points=500,figsize=[5,5])

complex_plot( lambda z: 1/z ,(-2,2),(-2, 2),axes=false,plot_points=500,figsize=[5,5])

complex_plot( lambda z: 1/z^2 ,(-2,2),(-2, 2),axes=false,plot_points=500,figsize=[5,5])

complex_plot( lambda z: 1/z^3 ,(-2,2),(-2, 2),axes=false,plot_points=500,figsize=[5,5])

complex_plot( lambda z: exp(1/z) ,(-1,1),(-1,1),axes=false,plot_points=500,figsize=[5,5])

complex_plot( lambda z: exp(-1/z^2) ,(-1,1),(-1,1),axes=false,plot_points=500,figsize=[5,5])

complex_plot( lambda z: sin(1/z) ,(-1,1),(-1,1),axes=false,plot_points=500,figsize=[5,5])