Fix 3d plots in examples

[linpy.git] / examples / plots.py

diff --git a/examples/plots.py b/examples/plots.py
index 4b0f16e..87d2891 100755 (executable)
--- a/examples/plots.py
+++ b/examples/plots.py
@@ -6,6 +6,7 @@
 import matplotlib.pyplot as plt
 
 from matplotlib import pylab
+from mpl_toolkits.mplot3d import Axes3D
 
 from linpy import Ge, Le, symbols