#7822: pynac log function cannot handle float arguments <= 0
-------------------------+--------------------------------------------------
Reporter: burcin | Owner: burcin
Type: defect | Status: new
Priority: major | Milestone: sage-4.3.1
Component: symbolics | Keywords:
Work_issues: | Author: Burcin Erocal
Upstream: N/A | Reviewer:
Merged: |
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After changes in #7490 to sage.symbolic.pynac.py_log, symbolic log
function cannot handle float arguments <= 0:
{{{
sage: from sage.functions.log import function_log
---------------------------------------------------------------------------
ValueError Traceback (most recent call
last)
/home/burcin/.sage/temp/karr/16530/_home_burcin__sage_init_sage_0.py in
<module>()
/home/burcin/sage/sage-4.3/local/lib/python2.6/site-
packages/sage/symbolic/function.so in
sage.symbolic.function.GinacFunction.__call__
(sage/symbolic/function.cpp:5305)()
/home/burcin/sage/sage-4.3/local/lib/python2.6/site-
packages/sage/symbolic/function.so in
sage.symbolic.function.Function.__call__
(sage/symbolic/function.cpp:3560)()
/home/burcin/sage/sage-4.3/local/lib/python2.6/site-
packages/sage/symbolic/pynac.so in sage.symbolic.pynac.py_log
(sage/symbolic/pynac.cpp:10778)()
ValueError: math domain error
}}}
Attached patch fixes the problem.
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/7822>
Sage <http://www.sagemath.org>
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