#1211, #1212, #1213: py3k fixes to the tutorial.
diff --git a/Doc/tutorial/introduction.rst b/Doc/tutorial/introduction.rst
index 1b24588..30adac9 100644
--- a/Doc/tutorial/introduction.rst
+++ b/Doc/tutorial/introduction.rst
@@ -131,9 +131,9 @@
0.5
The conversion functions to floating point and integer (:func:`float`,
-:func:`int` and :func:`long`) don't work for complex numbers --- there is no one
-correct way to convert a complex number to a real number. Use ``abs(z)`` to get
-its magnitude (as a float) or ``z.real`` to get its real part. ::
+:func:`int`) don't work for complex numbers --- there is not one correct way to
+convert a complex number to a real number. Use ``abs(z)`` to get its magnitude
+(as a float) or ``z.real`` to get its real part::
>>> a=3.0+4.0j
>>> float(a)