[sage-devel] importing matlab files (.mat) into sage?

2011-11-02 Thread Stan Schymanski
Dear all, While looking for a way to import a matlab file into sage, I stumbled over scipy.io.loadmat and found a ticket where this is implemented into sage along with some other useful input/output routines: http://trac.sagemath.org/sage_trac/ticket/7317 Does anyone have an opinion whether this

Re: [sage-devel] importing matlab files (.mat) into sage?

2011-11-02 Thread Thierry Dumont
Le 02/11/2011 11:02, Stan Schymanski a écrit : > Dear all, > > While looking for a way to import a matlab file into sage, I stumbled > over scipy.io.loadmat and found a ticket where this is implemented > into sage along with some other useful input/output routines: > http://trac.sagemath.org/sage_

[sage-devel] Re: importing matlab files (.mat) into sage?

2011-11-02 Thread Simon King
Hi Stan, On 2 Nov., 11:02, Stan Schymanski wrote: > While looking for a way to import a matlab file into sage, I stumbled > over scipy.io.loadmat and found a ticket where this is implemented > into sage along with some other useful input/output > routines:http://trac.sagemath.org/sage_trac/ticke

Re: [sage-devel] Re: Request for Sage slides

2011-11-02 Thread Iftikhar Burhanuddin
Thanks William! A Sage notebook live demo might be more appropriate for the talk. Kindly point me to some published Sage notebook worksheets which are cool. (Most worksheets are currently unrated.) I. On Tue, 1 Nov 2011, William Stein wrote: On Mon, Oct 31, 2011 at 11:31 PM, Simon King wr

[sage-devel] Re: sage short course at the joint meeting in Boston

2011-11-02 Thread kcrisman
> >> Here's one thing we did at the Mathfest table that turned out to be a great > >> thing.  We had a poster hanging up with "Sage sessions" in a variety of > >> topics, where we'd co-opt the projector to talk about using Sage to do > >> things in various topics. That's a fantastic idea. > > I

Re: [sage-devel] build spkg's in parallel by default?

2011-11-02 Thread Jeroen Demeyer
Important question: If I set MAKE=make -j6 could it be that I get 36 processes in a parallel build? 6 packages in parallel and 6 jobs per package? Or has this been taken care of? -- To post to this group, send an email to sage-devel@googlegroups.com To unsubscribe from this group, send an email

Re: [sage-devel] build spkg's in parallel by default?

2011-11-02 Thread John H Palmieri
On Wednesday, November 2, 2011 5:33:15 AM UTC-7, Jeroen Demeyer wrote: > > Important question: If I set > MAKE=make -j6 > could it be that I get 36 processes in a parallel build? 6 packages in > parallel and 6 jobs per package? Or has this been taken care of? > The GNU make man page says that

[sage-devel] Re: build spkg's in parallel by default?

2011-11-02 Thread leif
On 2 Nov., 15:39, John H Palmieri wrote: > On Wednesday, November 2, 2011 5:33:15 AM UTC-7, Jeroen Demeyer wrote: > > > Important question: If I set > > MAKE=make -j6 > > could it be that I get 36 processes in a parallel build?  6 packages in > > parallel and 6 jobs per package?  Or has this been

[sage-devel] Re: build spkg's in parallel by default?

2011-11-02 Thread leif
On 2 Nov., 15:52, leif wrote: > As mentioned elsewhere (ticket / sage-support?), this only works > properly if the communication to the (main) jobserver isn't broken, > which obviously currently isn't the case for all spkgs. > > Note that 'make' communicates through inherited file descriptors, > w

Re: [sage-devel] build spkg's in parallel by default?

2011-11-02 Thread Jeroen Demeyer
On 2011-11-02 15:39, John H Palmieri wrote: > > > On Wednesday, November 2, 2011 5:33:15 AM UTC-7, Jeroen Demeyer wrote: > > Important question: If I set > MAKE=make -j6 > could it be that I get 36 processes in a parallel build? 6 packages in > parallel and 6 jobs per package?

Re: [sage-devel] Re: Is it OK to replace certain cached methods by lazy attributes?

2011-11-02 Thread Nicolas M. Thiery
On Mon, Oct 31, 2011 at 06:38:22AM -0700, Simon King wrote: > Here is an example that shows that your idea is very good, speedwise: > Timings: > sage: %timeit R in C.all_super_categories() > 625 loops, best of 3: 8.69 µs per loop > sage: %timeit RC in C.all_super_categories() > 625 loops, b

Re: [sage-devel] hawk is back up

2011-11-02 Thread Jeroen Demeyer
On 2011-10-29 00:22, Dr. David Kirkby wrote: > My Opensolaris box hawk is back up. Those who have accounts, and the > buildbot, can use it again. Can you remind me the full hostname please? -- To post to this group, send an email to sage-devel@googlegroups.com To unsubscribe from this group, sen

Re: [sage-devel] Re: Request for Sage slides

2011-11-02 Thread William Stein
On Wed, Nov 2, 2011 at 4:41 AM, Iftikhar Burhanuddin wrote: > Thanks William! > > A Sage notebook live demo might be more appropriate for the talk. Kindly > point me to some published Sage notebook worksheets which are cool. I consider the worksheet from my Budapest talk to be cool: http://wstein

[sage-devel] Re: importing matlab files (.mat) into sage?

2011-11-02 Thread Stan Schymanski
Hi Simon and Thierry, Thanks for your comments. Yes, I thought that the ticket would need some more work and I guess the incentive is not so high as long as there are quite comfortable ways to do these things by hand as pointed out by Thierry. I just thought that this might be a good one for a stu

[sage-devel] Adding sage worksheets to the sage test framework

2011-11-02 Thread Maarten Derickx
Dear sage-devel, In Leiden there is a course on elliptic curves of wich part is thought using sage worksheets. I wonder if it is possible to add such a worksheet with solutions to the sage testing framework. The reason for this is that a solution wich used to work with sage 4.4.4 did not work a

[sage-devel] Re: Adding sage worksheets to the sage test framework

2011-11-02 Thread Keshav Kini
I was just thinking about this a couple of days ago. I think it should be quite possible. In general we could easily have a contributed doctest collection that we don't ship but do keep on sage.math, say. Maybe this would be easiest if everything were stored as .rst files. To doctest an SWS fi

Re: [sage-devel] Re: Adding sage worksheets to the sage test framework

2011-11-02 Thread William Stein
On Wed, Nov 2, 2011 at 3:49 PM, Keshav Kini wrote: > I was just thinking about this a couple of days ago. I think it should be > quite possible. > > In general we could easily have a contributed doctest collection that we > don't ship but do keep on sage.math, say. Maybe this would be easiest if >

Re: [sage-devel] Re: Adding sage worksheets to the sage test framework

2011-11-02 Thread Keshav Kini
This is now #11984. -Keshav Join us in #sagemath on irc.freenode.net ! -- 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...@googlegroups.com For more options, visit this group at http://groups.google

Re: [sage-devel] Re: Adding sage worksheets to the sage test framework

2011-11-02 Thread Maarten Derickx
And http://trac.sagemath.org/sage_trac/ticket/6357 -- 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...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sage-devel URL:

Re: [sage-devel] Re: Adding sage worksheets to the sage test framework

2011-11-02 Thread Keshav Kini
Whoops, sorry. Prior art trac investigation was not duly diligent... -Keshav Join us in #sagemath on irc.freenode.net ! -- 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...@googlegroups.com For more

Re: [sage-devel] Speeding-up categories (#11900) needs review

2011-11-02 Thread William Stein
On Mon, Oct 31, 2011 at 4:42 AM, Jeroen Demeyer wrote: > Hello all, > > Simon King has a big patch at #11900 to speed-up categories.  There were > some regressions at #9138, this patch fixes all of these and moreover, > even speeds up some things.  This patch is quite important, there are > variou

[sage-devel] Re: Error related to readline while installing r-2.10.1.p4

2011-11-02 Thread leif
On 2 Nov., 21:42, Thomas Oliveira wrote: > Hi everyone, > > I'm trying to compile sage-4.7.1 on Ubuntu 11.10, and having the > following problem: > > """ > configure: error: --with-readline=yes (default) and headers/libs are not > available > Error configuring R. Without looking at the logs... ;-

[sage-devel] Re: Speeding-up categories (#11900) needs review

2011-11-02 Thread Simon King
Hi William, On 3 Nov., 01:38, William Stein wrote: > I don't even know where to begin to get a copy of Sage with the > patches from 11900 going. Interesting. >  So, as a kindness to the reviewer (who may > be me), can somebody build (or extract) a copy of Sage-4.7.3.alpha1... I started with a