how to plot streamlines , when i know u and v components of velocity(numpy 2d arrays), using a plotting program in python?

Question

i hope the title itself was quite clear , i am solving 2D lid-driven cavity(square domain) problem using fractional step method , finite difference formulation (Navier-Stoke

Answer 1

Have a look at matplotlib's quiver: http://matplotlib.sourceforge.net/examples/pylab_examples/quiver_demo.html