Re: [sage-devel] Re: Portability issue - GNU specific options sent to non-GNU compiler

2009-11-29 Thread Dr. David Kirkby
Dr. David Kirkby wrote: > > I tried it, but simply hard-coding the flag in custom.py (no checking what > compiler it is). It still fails to build, though the previous error message > has > gone, there are still other error messages. See below. > > Not knowing C++, I can't really comment on thi

[sage-devel] Re: Sage at the joint meetings in San Francisco

2009-11-29 Thread mhampton
After thinking about it some, I'm leaning against my original idea of an "ask me about sage" shirt. I wouldn't ordinarily want to wear it. But I am thinking of printing another one of the shirts I made for the raffle last year. All you need to do to get one from cafepress.com is to upload http:/

Re: [sage-devel] Re: Implementation of Graphs, c_graphs, and NetworkX

2009-11-29 Thread Minh Nguyen
Hi kcrisman, On Mon, Nov 30, 2009 at 10:42 AM, kcrisman wrote: > That is odd; I am pretty sure there used to be such a method, maybe > two years ago? It turns out there is such a function. One could use Graph.degree_iterator() as suggested by mhansen, or Graph.degree() as suggested by ncohen.

Re: [sage-devel] Re: Portability issue - GNU specific options sent to non-GNU compiler

2009-11-29 Thread Dr. David Kirkby
Alexander Dreyer wrote: > Dear Dave, >> The C++ compiler supports the ISO standard for C++, ISO IS 14882:1998, >> Programming Language C++. The following list describes requirements in the >> standard that are not supported in this release: >> * The export model of template compilation >> * S

[sage-devel] Re: Implementation of Graphs, c_graphs, and NetworkX

2009-11-29 Thread kcrisman
> For example, I have been unable to find a > function/method to compute the degree sequence of a graph. > That is odd; I am pretty sure there used to be such a method, maybe two years ago? - kcrisman -- To post to this group, send an email to sage-devel@googlegroups.com To unsubscribe from th

Re: [sage-devel] Re: Sage at the joint meetings in San Francisco

2009-11-29 Thread Dan Drake
On Sun, 29 Nov 2009 at 09:32AM -0800, Simon King wrote: > On Nov 29, 4:37 pm, mhampton wrote: > > OK, I've ordered 500 business cards.  I was thinking that perhaps it > > would be fun to make a t-shirt that said "Ask me about Sage!".  If > > anyone else is interested I could order a few, although

Re: [sage-devel] Sparse numerical matrices

2009-11-29 Thread Paul C. Leopardi
GluCat ( http://glucat.sf.net ) currently uses uBLAS, which is part of Boost. I'm looking at Eigen ( http://www.macresearch.org/interview-eigen-matrix-library http://eigen.tuxfamily.org/ http://eigen.tuxfamily.org/index.php?title=Benchmark ) as a possible replacement. For GluCat integration in

[sage-devel] Re: Portability issue - GNU specific options sent to non-GNU compiler

2009-11-29 Thread Alexander Dreyer
Dear Dave, > The C++ compiler supports the ISO standard for C++, ISO IS 14882:1998, > Programming Language C++. The following list describes requirements in the > standard that are not supported in this release: > * The export model of template compilation > * Some functionality of the C++ li

Re: [sage-devel] Re: Sage at the joint meetings in San Francisco

2009-11-29 Thread Dr. David Kirkby
Simon King wrote: > On Nov 29, 4:37 pm, mhampton wrote: >> OK, I've ordered 500 business cards. I was thinking that perhaps it >> would be fun to make a t-shirt that said "Ask me about Sage!". If >> anyone else is interested I could order a few, although I don't want >> to front a lot of money f

[sage-devel] Re: Sage at the joint meetings in San Francisco

2009-11-29 Thread Simon King
On Nov 29, 4:37 pm, mhampton wrote: > OK, I've ordered 500 business cards.  I was thinking that perhaps it > would be fun to make a t-shirt that said "Ask me about Sage!".  If > anyone else is interested I could order a few, although I don't want > to front a lot of money for it. What about total

[sage-devel] Re: Sage at the joint meetings in San Francisco

2009-11-29 Thread mhampton
OK, I've ordered 500 business cards. I was thinking that perhaps it would be fun to make a t-shirt that said "Ask me about Sage!". If anyone else is interested I could order a few, although I don't want to front a lot of money for it. -Marshall On Oct 14, 7:32 pm, mhampton wrote: > I started a

[sage-devel] Re: Implementation of Graphs, c_graphs, and NetworkX

2009-11-29 Thread Nathann Cohen
HMmmm... I started creating new modules, and I wanted to split it piece by piece, with time. Ticket #7365 creates a module named graph_decomposition which I intend to fill ( but I will begin to write these functions when this patch will be merged and the file created ). Is it possible in Python t

Re: [sage-devel] Implementation of Graphs, c_graphs, and NetworkX

2009-11-29 Thread Minh Nguyen
Hi Nathann, On Sat, Nov 28, 2009 at 1:57 AM, Nathann Cohen wrote: > If I make no mistake, Robert Miller rewrote the Graph class in C, > which sounds like we are trying to remove networkX from Sage and use > our own version of graphs instead. If this is the case, we will have a > C class for gr

[sage-devel] Re: G.vertices() and G.vertex_iterator()

2009-11-29 Thread Nathann Cohen
Ok, I see :-) But why is this order computed "on the fly" when the user asks for it ? Can I expect the order used adjacency matrix to be the same as g.vertices() then ? :-) And n the end... Why do we sort them ? It just requires some computation when it does not seem needed... Thank you ! :-) N

[sage-devel] Suggestion to run all MPFR tests each time

2009-11-29 Thread David Kirkby
I was just looking at http://trac.sagemath.org/sage_trac/ticket/7095 "os x 10.6 port -- numerous mysterious errors caused by weird 'abort trap' issue" and see discussion about problems with different gcc versions. I've noticed that the MPFR test suite seems to have a habbit of picking up compil

Re: [sage-devel] fortran-20071120.p9/ sage_fortran / lapack / SAGE_FORTRAN

2009-11-29 Thread Minh Nguyen
On Sun, Nov 29, 2009 at 10:43 AM, William Stein wrote: > It's not your fault -- the precise behavior of SAGE_FORTRAN as > explained above is > not documented anywhere, and I could see how it can be confusing. It > would be very > good to add this behavior to the README.txt file. A new README.

[sage-devel] Re: Sage Development Prize - could be misleading.

2009-11-29 Thread Harald Schilly
On Nov 29, 2:41 am, "Dr. David Kirkby" wrote: > I think the 1st and 2nd should be dropped, and just have 2008 and 2009 > winners. fixed h -- To post to this group, send an email to sage-devel@googlegroups.com To unsubscribe from this group, send an email to sage-devel-unsubscr...@googlegroup

Re: [sage-devel] Re: Denial of Service attack on Sage servers

2009-11-29 Thread David Kirkby
2009/11/28 Minh Nguyen : > Hi David, > > On Sat, Nov 28, 2009 at 8:50 PM, Dr. David Kirkby > wrote: > > > >> Is the MSc project available online? I'd be interested to read it if >> possible. >> Though you might think it more appropriate to not make it public, until >> issues >> highlighted have