From: Mark Dickinson Date: Tue, 6 Apr 2010 22:18:23 +0000 (+0000) Subject: More NaN consistency doc fixes. X-Git-Tag: v2.7b1~29 X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=ad971d62ee24619ebb2ce2a2cda3951b9c0dbf46;p=thirdparty%2FPython%2Fcpython.git More NaN consistency doc fixes. --- diff --git a/Doc/library/math.rst b/Doc/library/math.rst index 2c6e51ce3fc1..4b3d6d97c8ba 100644 --- a/Doc/library/math.rst +++ b/Doc/library/math.rst @@ -375,9 +375,9 @@ Constants :exc:`ValueError` for invalid operations like ``sqrt(-1.0)`` or ``log(0.0)`` (where C99 Annex F recommends signaling invalid operation or divide-by-zero), and :exc:`OverflowError` for results that overflow (for example, - ``exp(1000.0)``). A *NaN* will not be returned from any of the functions - above unless one or more of the input arguments was a *NaN*; in that case, - most functions will return a *NaN*, but (again following C99 Annex F) there + ``exp(1000.0)``). A NaN will not be returned from any of the functions + above unless one or more of the input arguments was a NaN; in that case, + most functions will return a NaN, but (again following C99 Annex F) there are some exceptions to this rule, for example ``pow(float('nan'), 0.0)`` or ``hypot(float('nan'), float('inf'))``.