Fix a couple typos.

dopplershift · dopplershift · commit 2d2cf6c8b951 · 2009-01-23T16:24:35.000Z
svn path=/trunk/matplotlib/; revision=6820
diff --git a/doc/users/shell.rst b/doc/users/shell.rst
@@ -5,7 +5,7 @@ Using matplotlib in a python shell
 **********************************
 
 By default, matplotlib defers drawing until the end of the script
-because drawing can be an expensive opertation, and you may not want
+because drawing can be an expensive operation, and you may not want
 to update the plot every time a single property is changed, only once
 after all the properties have changed.
 
@@ -103,7 +103,7 @@ Controlling interactive updating
 
 The *interactive* property of the pyplot interface controls whether a
 figure canvas is drawn on every pyplot command.  If *interactive* is
-*False*, then the figure state is updated on every plot commands, but
+*False*, then the figure state is updated on every plot command, but
 will only be drawn on explicit calls to
 :func:`~matplotlib.pyplot.draw`.  When  *interactive* is
 *True*, then every pyplot command triggers a draw.
