Remove duplication.
diff --git a/Doc/tutorial/floatingpoint.rst b/Doc/tutorial/floatingpoint.rst
index 863fb28..9c3c143 100644
--- a/Doc/tutorial/floatingpoint.rst
+++ b/Doc/tutorial/floatingpoint.rst
@@ -92,7 +92,7 @@
(although some languages may not *display* the difference by default, or in all
output modes).
-For more pleasant output, you may may wish to use string formatting to produce a limited number of significant digits::
+For more pleasant output, you may wish to use string formatting to produce a limited number of significant digits::
>>> format(math.pi, '.12g') # give 12 significant digits
'3.14159265359'