changed convoluted square roots to hypot

ericmjl · ericmjl · commit fd8316670949 · 2015-07-31T09:36:59.000-04:00
diff --git a/examples/pylab_examples/quiver_demo.py b/examples/pylab_examples/quiver_demo.py
@@ -55,7 +55,7 @@
 
 # 4
 plt.figure()
-M = np.sqrt(np.power(U, 2) + np.power(V, 2))
+M = np.hypot(U, V)
 Q = plt.quiver(X, Y, U, V, M,
                units='x',
                pivot='tip',
