clarify that radix for int is not 'guessed'
diff --git a/Doc/library/functions.rst b/Doc/library/functions.rst
index 75bca72..26587b8 100644
--- a/Doc/library/functions.rst
+++ b/Doc/library/functions.rst
@@ -571,14 +571,14 @@
it must contain a possibly signed decimal number representable as a Python
integer, possibly embedded in whitespace. The *radix* parameter gives the
base for the conversion (which is 10 by default) and may be any integer in
- the range [2, 36], or zero. If *radix* is zero, the proper radix is guessed
- based on the contents of string; the interpretation is the same as for
- integer literals. If *radix* is specified and *x* is not a string,
- :exc:`TypeError` is raised. Otherwise, the argument may be a plain or long
- integer or a floating point number. Conversion of floating point numbers to
- integers truncates (towards zero). If the argument is outside the integer
- range a long object will be returned instead. If no arguments are given,
- returns ``0``.
+ the range [2, 36], or zero. If *radix* is zero, the proper radix is
+ determined based on the contents of string; the interpretation is the same as
+ for integer literals. (See :ref:`numbers`.) If *radix* is specified and *x*
+ is not a string, :exc:`TypeError` is raised. Otherwise, the argument may be a
+ plain or long integer or a floating point number. Conversion of floating
+ point numbers to integers truncates (towards zero). If the argument is
+ outside the integer range a long object will be returned instead. If no
+ arguments are given, returns ``0``.
The integer type is described in :ref:`typesnumeric`.