On 10/18/10 3:42 PM, bump wrote:
On Oct 18, 5:06 am, Christian Stumpchristian.st...@gmail.com wrote:
I just saw that Florent prepares the patches going into 4.6. I wanted
to ask if someone has a little time to review this patch #9651.
Thanks and have a nice week, Christian
I can try to
Thank you!
Done! Positive review.
Anne
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On Sun, Oct 17, 2010 at 05:32:36PM +0200, Florent hivert wrote:
Indeed in SymmetricFunction:
Parent.__init__(self, category =
GradedHopfAlgebrasWithBasis(R).WithRealizations())
Is there any reason (category framework / facade parent / ???) not to have:
The patch seems to depend on #9648. That is, I was only able to
apply the patch cleanly after first applying #9648.
I currently have in my queue for sage-4.6.alpha3:
trac_9648_modulemorphism_codomain_extension.2.patch
trac_9651_CombinatorialFreeModule_Addition-cs.2.patch
that's right,
Unless someone has a better idea, or objects, maybe the patch should
just update the test result
in hopf_algebras_with_basis so that the test passes.
The new method with the less nice name bound method ... is much
faster. I asked
Hi Dan,
first of all: thanks for looking at the patch!
Unless someone has a better idea, or objects, maybe the patch should
just update the test result
in hopf_algebras_with_basis so that the test passes.
I wait until tomorrow if someone has some idea, otherwise I will just
update the test.
It is called at the end of dict_linear_combination and as well at the
end of dict_addition. That's why I chose to make it an extra method.
Do you recommend to put it back into those places to save the function
call overhead (isn't this nanosecs)?
The dictionary might be quite large. So it
On Oct 19, 5:56 am, Dima Pasechnik dimp...@gmail.com wrote:
Are you saying that PPL cannot work with floating point numbers?
The short answer is no. The PPL can work with floating point types for
some upper-approximations of polyhedral regions. But right now the
Cython wrapper only exposes the
On Oct 19, 5:35 am, Andrey Novoseltsev novos...@gmail.com wrote:
As with cddlib, I want to
keep PALP in Sage for computing lattice points inside polytopes as
well as nef partitions, but using PPL as a library for computing
convex hulls and facets will make life much better.
Yes, PALP has some
Hi
On Sun, Oct 17, 2010 at 07:16:58PM +0200, Jeroen Demeyer wrote:
env SAGE_CHECK=yes ./sage -f
http://sage.math.washington.edu/home/release/sage-4.6.alpha3/sage-4.6.alpha3/spkg/standard/pari-2.4.3.svn-12577.p7.spkg
This still caused a segfault for me in dmesg while doctests pass.
Is
Setting SAGE_CHECK=yes just means that after building the pari
library, the self-test routines are also run. It does not affect Sage
after the new spkg is installed.
John
On Tue, Oct 19, 2010 at 1:32 PM, Jan Groenewald j...@aims.ac.za wrote:
Hi
On Sun, Oct 17, 2010 at 07:16:58PM +0200,
I support replacing cddlib with PPL for the default computation of
exact polyhedra.
Eventually I would really like to see lrs as a standard component as
well, because:
1) It is small and compiles on all our supported platforms.
2) David Avis has always been very responsive to any emails about
On Oct 19, 4:37 am, Volker Braun vbraun.n...@gmail.com wrote:
Yes, PALP has some useful toric functionality and I think we should
definitely keep it around. But I think the long-term goal should be to
reduce the reliance of the LatticePolytope class on PALP. In
particular enumerating the
On Tue, Oct 19, 2010 at 6:35 AM, mhampton hampto...@gmail.com wrote:
I support replacing cddlib with PPL for the default computation of
exact polyhedra.
Does gfan depend on cddlib? If we remove cddlib, would we then also have to
remove gfan? From deps:
$(INST)/$(GFAN): $(BASE)
On Oct 19, 8:53 am, William Stein wst...@gmail.com wrote:
Does gfan depend on cddlib? If we remove cddlib, would we then also have to
remove gfan? From deps:
I'd rather leave cddlib for polyhedra over RDF until there is an
alternative.
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On 18 Oct, 21:33, Robert Bradshaw rober...@math.washington.edu
wrote:
On Sun, Oct 17, 2010 at 6:39 AM, Dr. David Kirkby
On Sun, Oct 17, 2010 at 6:39 AM, Dr. David Kirkby
sage: seed(1,2)
sage: seed(100,34)
sage: seed(1,2,3,4,5,6,7)
will all crash Sage with an Unhandled SIGSEGV. Plenty
On Tue, Oct 19, 2010 at 8:09 AM, Dr David Kirkby drkir...@gmail.com wrote:
If that crashes Sage, and stops lots of people working on a
Sage server, I think that's pretty serious, though not as bad as
incorrect results.
It only crashes that one user's session. Each worksheet is run in a
On 18 Oct, 15:38, Chris Seberino cseber...@gmail.com wrote:
Wolfram Alpha is a low bandwidth portal into Mathematica that doesn't
provide the full notebook interface.
It's not in Wolfram Research's interst to make the full power of
Mathematica available to anyone for free. If they did, their
Is it really true that the public access servers are often bogged down
with lots of users?
Yes. Everybody that I talk to is very disappointed with the public notebook.
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On 2010-10-19 17:25, Tom Boothby wrote:
Is it really true that the public access servers are often bogged down
with lots of users?
Yes. Everybody that I talk to is very disappointed with the public notebook.
I totally agree (I'm just coming back from an exercice class where
students tried
I was not suggesting anyone spend 10,000 hours studying the subject of
software engeering. I'm not suggesting people need to be experts. But
perhaps spending 20-50 hours on it is not unreasonable. I don't know
about you, but I've probably devoted 1000 hours to working on Sage, so
20-50 is a
On Oct 19, 11:31 am, Jeroen Demeyer jdeme...@cage.ugent.be wrote:
On 2010-10-19 17:25, Tom Boothby wrote:
Is it really true that the public access servers are often bogged down
with lots of users?
Yes. Everybody that I talk to is very disappointed with the public
notebook.
I
On Oct 19, 3:37 pm, Andrey Novoseltsev novos...@gmail.com wrote:
By the way - does PPL use any random numbers like cddlib?
I'm pretty sure that it does not randomize the output; certainly grep
doesn't find any references to rand(). And there is absolutely no
reason to call a pseudo random number
On Oct 19, 9:09 am, kcrisman kcris...@gmail.com wrote:
Yes, let's keep in mind that notebook servers with fewer users are
usually very snappy and a great resource. It's not CPU power, but
number of simultaneous users, I think.
That suggests the bottleneck is disk I/O. Sage is quite large,
gfan definitely depends on cddlib.
Unless it is somehow broken I would keep sage.geometry.groebner_fan
and the gfan spkg for now. In the long term we should rewrite
sage.geometry.groebner_fan to work with the new Fan class from the
toric geometry stuff. And I think it would be easy enough to take
On 2010-10-19 18:35, Roman Pearce wrote:
On Oct 19, 9:09 am, kcrisman kcris...@gmail.com wrote:
Yes, let's keep in mind that notebook servers with fewer users are
usually very snappy and a great resource. It's not CPU power, but
number of simultaneous users, I think.
That suggests the
On 18 October 2010 13:13, Volker Braun vbraun.n...@gmail.com wrote:
=== Introduction ===
I would like to have the Parma Polyhedra Library (PPL) included
as a standard spkg. My goal is to rewrite as much of the
sage.geometry.* modules on top of a Cython PPL wrapper as opposed
to piping ASCII
On 19 October 2010 17:55, Jeroen Demeyer jdeme...@cage.ugent.be wrote:
On 2010-10-19 18:35, Roman Pearce wrote:
On Oct 19, 9:09 am, kcrisman kcris...@gmail.com wrote:
Yes, let's keep in mind that notebook servers with fewer users are
usually very snappy and a great resource. It's not CPU
For reference I've put the buildlog here:
http://www.stp.dias.ie/~vbraun/Sage/spkg/ppl-buildlog.txt
There are two related bogus may be used uninitialized warnings,
thats all. Actually the warnings look more like a gcc bug, I think it
should have been able to figure out that the variable does get
I strongly object to removing gfan.
-Marshall
On Oct 19, 9:53 am, William Stein wst...@gmail.com wrote:
On Tue, Oct 19, 2010 at 6:35 AM, mhampton hampto...@gmail.com wrote:
I support replacing cddlib with PPL for the default computation of
exact polyhedra.
Does gfan depend on cddlib? If
Gfan does a lot more than compute the Groebner fan. My main use for
it is computing tropical prevarieties. Anders Jensen keeps improving
gfan, and in fact our interface to it doesn't wrap all the current
functionality. I think it would be quite a job to replace it.
-Marshall
On Oct 19, 11:53
I made a page that lists the ticket reports in a more organized fashion:
http://trac.sagemath.org/sage_trac/wiki/TicketReports
Enjoy!
Jason
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Nice! Unfortunately the top link for View Tickets doesn't point
there, although the View Ticket Lists one in the main page does.
Can there be a My Tickets (active, by component) one as well?
Hopefully this will help the Trac become more organized.
Maybe there could also be a New Tickets (last
On 10/19/10 05:06 PM, kcrisman wrote:
I was not suggesting anyone spend 10,000 hours studying the subject of
software engeering. I'm not suggesting people need to be experts. But
perhaps spending 20-50 hours on it is not unreasonable. I don't know
about you, but I've probably devoted 1000
Here's something that happens to me: I have an object X that has a *lot* of
methods -- matrices and graphs, often -- and I'm wondering if X has a
certain method. Often, I find myself doing
X.atab (look through a methods...)
X.btab (look through b methods...)
and so on, through
How about a function, somewhat like search_doc, search_def, and friends,
that accepts an object and a string, and returns methods that match that
string? Would you find that useful?
I think this is a good idea, but can't resist...
Often, I find myself doing
X.atab (look through a
How about a function, somewhat like search_doc, search_def, and friends,
that accepts an object and a string, and returns methods that match that
string? Would you find that useful?
In my haste to plug sage-mode, I forgot this:
sage: X.*foo*?
...
all methods that match 'foo'.
Only in IPython
On Tue, 19 Oct 2010 09:09 -0700 kcrisman wrote:
Maybe it's time to relieve the strain on sagenb by publicizing more of
the other 'semi-secret' servers like David mentions. But that would be
up to the people in charge of them.
The two servers running at http://sagenb.kaist.ac.kr/ are usually
On Tue, 19 Oct 2010 at 09:43PM -0700, Nick Alexander wrote:
If you used emacs sage-mode, tab complete would bring up a buffer of
completions for X.tab, which you could then interactively search
(and regexp search), or run M-x occur to find all occurences, etc. In
my opinion, this is more
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