#4526: Can't multiply symmetric functions by 0
---------------------------------+------------------------------------------
Reporter: jbandlow | Owner: mhansen
Type: defect | Status: new
Priority: major | Milestone: sage-3.2.1
Component: combinatorics | Resolution:
Keywords: symmetric functions |
---------------------------------+------------------------------------------
Changes (by mabshoff):
* milestone: => sage-3.2.1
Old description:
> The following, which should just return 0 in SFASchur(QQ), is really
> nasty:
>
> sage: s = SFASchur(QQ)
> sage: 0 * s([1])
> sage.bin: : Unknown error 155689240
>
> and sage quits.
New description:
The following, which should just return 0 in SFASchur(QQ), is really
nasty:
{{{
sage: s = SFASchur(QQ)
sage: 0 * s([1])
sage.bin: : Unknown error 155689240
}}}
and sage quits.
Comment:
FYI: the error message comes out of symmertrica. And:
{{{
----------------------------------------------------------------------
| Sage Version 3.2.rc0, Release Date: 2008-11-10 |
| Type notebook() for the GUI, and license() for information. |
----------------------------------------------------------------------
/scratch/mabshoff/release-cycle/sage-3.2.rc1/local/bin/sage-ipython
GNU gdb 6.4.90-debian
Copyright (C) 2006 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you
are
welcome to change it and/or distribute copies of it under certain
conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB. Type "show warranty" for
details.
This GDB was configured as "x86_64-linux-gnu"...Using host libthread_db
library "/lib/libthread_db.so.1".
[Thread debugging using libthread_db enabled]
[New Thread 47664905056096 (LWP 26555)]
Python 2.5.2 (r252:60911, Nov 10 2008, 22:40:35)
[GCC 4.1.2 20061115 (prerelease) (Debian 4.1.1-21)] on linux2
Type "help", "copyright", "credits" or "license" for more information.
sage: s = SFASchur(QQ)
sage: 0 * s([1])
/scratch/mabshoff/release-cycle/sage-3.2.rc1/local/bin/python:
OWER_symmetrica: Operation not permitted
Program exited with code 0341.
(gdb) bt
No stack.
}}}
Cheers,
Michael
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/4526#comment:2>
Sage <http://sagemath.org/>
Sage - Open Source Mathematical Software: Building the Car Instead of
Reinventing the Wheel
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