[Python-checkins] r64371 - python/trunk/Doc/library/math.rst
georg.brandl
python-checkins at python.org
Wed Jun 18 11:28:22 CEST 2008
Author: georg.brandl
Date: Wed Jun 18 11:28:22 2008
New Revision: 64371
Log:
Add versionadded tags to new math functions.
Modified:
python/trunk/Doc/library/math.rst
Modified: python/trunk/Doc/library/math.rst
==============================================================================
--- python/trunk/Doc/library/math.rst (original)
+++ python/trunk/Doc/library/math.rst Wed Jun 18 11:28:22 2008
@@ -42,11 +42,15 @@
Return the absolute value of *x*.
+
.. function:: factorial(x)
Return *x* factorial. Raises :exc:`ValueError` if *x* is not integral or
is negative.
+ .. versionadded:: 2.6
+
+
.. function:: floor(x)
Return the floor of *x* as a float, the largest integer value less than or equal
@@ -107,6 +111,7 @@
Return the fractional and integer parts of *x*. Both results carry the sign of
*x*, and both are floats.
+
.. function:: sum(iterable)
Return an accurate floating point sum of values in the iterable. Avoids
@@ -114,6 +119,9 @@
algorithm's accuracy depends on IEEE-754 arithmetic guarantees and the
typical case where the rounding mode is half-even.
+ .. versionadded:: 2.6
+
+
.. function:: trunc(x)
Return the :class:`Real` value *x* truncated to an :class:`Integral` (usually
@@ -121,6 +129,7 @@
.. versionadded:: 2.6
+
Note that :func:`frexp` and :func:`modf` have a different call/return pattern
than their C equivalents: they take a single argument and return a pair of
values, rather than returning their second return value through an 'output
@@ -134,7 +143,6 @@
Power and logarithmic functions:
-
.. function:: exp(x)
Return ``e**x``.
@@ -179,8 +187,8 @@
Return the square root of *x*.
-Trigonometric functions:
+Trigonometric functions:
.. function:: acos(x)
@@ -227,8 +235,8 @@
Return the tangent of *x* radians.
-Angular conversion:
+Angular conversion:
.. function:: degrees(x)
@@ -239,8 +247,8 @@
Converts angle *x* from degrees to radians.
-Hyperbolic functions:
+Hyperbolic functions:
.. function:: acosh(x)
@@ -278,10 +286,8 @@
Return the hyperbolic tangent of *x*.
-
The module also defines two mathematical constants:
-
.. data:: pi
The mathematical constant *pi*.
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