Re: [sage-devel] Re: error building gmpy2 (rasperry pi)

2023-12-31 Thread Emil Widmann
uot;ls venv/var/lib/sage/" say?) >> If you do something like "/usr/bin/python3 -m pip install --user numpy", >> does it succeed and what whl file does it try to install? >> >> On Sunday, December 31, 2023 at 1:01:54 PM UTC-8 Emil Widmann wrote: >>

[sage-devel] Re: error building gmpy2 (rasperry pi)

2023-12-31 Thread Emil Widmann
allation succeeded in building any platform wheels yet? (What > does "ls venv/var/lib/sage/" say?) > If you do something like "/usr/bin/python3 -m pip install --user numpy", > does it succeed and what whl file does it try to install? > > On Sunday, December 31, 20

Re: [sage-devel] Re: SageMath for Windows installer

2016-04-07 Thread Emil Widmann
< I don't really wee why it could not be user-friendly, can you elaborate on this? I think cygwin is a lot slower than virtualisation - or has this changed? Am Montag, 4. April 2016 14:38:41 UTC+2 schrieb Sebastien Gouezel: > > > > Le lundi 4 avril 2016 11:48:34 UTC+2, Erik Bray a écrit : >> >>

Re: [sage-devel] Re: One-click installer for Vbox+Sage

2014-09-02 Thread Emil Widmann
esday, September 2, 2014 3:48:04 PM UTC+1, Emil Widmann wrote: >> >> I used bridged network, because I preconfigured a small sage server. >> Passwords are not known, but can be reset in the VM. >> >> Am Dienstag, 2. September 2014 13:42:20 UTC schrieb Volker Braun: &

Re: [sage-devel] Re: One-click installer for Vbox+Sage

2014-09-02 Thread Emil Widmann
ay, September 2, 2014 2:19:33 PM UTC+1, mmarco wrote: >> >> Does that show the IP from the point of view of the guest, or from the >> host? >> >> If the ports are correctly forwarded, localhost or 127.0.0.1 should work. >> >> El martes, 2 de septiembre de

Re: [sage-devel] Re: One-click installer for Vbox+Sage

2014-09-02 Thread Emil Widmann
Thanks for that line, looks promising! - you sure know your Vbox commandline options. I am going to give that a try. cheers emil Am Dienstag, 2. September 2014 08:33:08 UTC+2 schrieb Jori Mantysalo: > > On Mon, 1 Sep 2014, Emil Widmann wrote: > > > Sure, more work is needed

Re: [sage-devel] Re: How practical/useful would a native windows subset be?

2014-09-01 Thread Emil Widmann
; just having too much trouble with people posting illegal books > > publicly, then I get contacted by angry publishers and authors. > > This should now work: > > http://sage.math.washington.edu/home/emil/ > > > > > > > On Mon, Sep 1, 2014 at 1:31 AM, Em

[sage-devel] Re: One-click installer for Vbox+Sage

2014-09-01 Thread Emil Widmann
the VM with graphic then there is a colour popup, which shows the IP adress. There is also a small sage server included which should serve to several different users on a small network. kind regards emil Am Montag, 1. September 2014 11:52:41 UTC schrieb Jori Mantysalo: > > On Sun, 31 Au

Re: [sage-devel] Re: How practical/useful would a native windows subset be?

2014-09-01 Thread Emil Widmann
k my part and maybe/maybe not setup a different download location. kind regards emil Am Sonntag, 31. August 2014 18:15:44 UTC+2 schrieb Volker Braun: > > Links don't work (home directories on boxen are private now) > > > On Sunday, August 31, 2014 2:57:20 PM UTC+1, Emil Widmann w

Re: [sage-devel] Re: How practical/useful would a native windows subset be?

2014-08-31 Thread Emil Widmann
:03 PM UTC+1, Emil Widmann wrote: >> >> wine should work >> >> >> On Sunday, August 31, 2014 1:00:46 PM UTC, Volker Braun wrote: >>> >>> How do I build it from a script on Linux? >>> >>> >>> On Sunday, August 31, 2014 12:50:52

Re: [sage-devel] Re: How practical/useful would a native windows subset be?

2014-08-31 Thread Emil Widmann
wine should work On Sunday, August 31, 2014 1:00:46 PM UTC, Volker Braun wrote: > > How do I build it from a script on Linux? > > > On Sunday, August 31, 2014 12:50:52 PM UTC+1, Emil Widmann wrote: >> >> >> >> Am Freitag, 29. August 2014 07:36:05 UTC+2 sch

Re: [sage-devel] Re: How practical/useful would a native windows subset be?

2014-08-31 Thread Emil Widmann
Am Freitag, 29. August 2014 07:36:05 UTC+2 schrieb Jori Mantysalo: > > On Thu, 28 Aug 2014, Emil Widmann wrote: > > >> However, can we put VirtualBox and Sage to one .exe? What is really > >> needed > >> is to convert http://wiki.sagemath.org/SageApplianc

Re: [sage-devel] Re: How practical/useful would a native windows subset be?

2014-08-28 Thread Emil Widmann
However, can we put VirtualBox and Sage to one .exe? What is really needed is to convert http://wiki.sagemath.org/SageAppliance to be just "1) Download this .exe, 2) Doubleclick it, 3) Ready". Yes, I wrote an installer which included the VirtualBox installer and the Sage Appliance inside on

Re: [sage-devel] Re: How practical/useful would a native windows subset be?

2014-08-28 Thread Emil Widmann
Am Donnerstag, 28. August 2014 11:30:21 UTC+2 schrieb wstein: > > On Thu, Aug 28, 2014 at 11:18 AM, Emil Widmann > wrote: > > > > > > Am Mittwoch, 27. August 2014 21:00:49 UTC+2 schrieb Travis Scrimshaw: > >> > >> > >> > >>

Re: [sage-devel] Re: How practical/useful would a native windows subset be?

2014-08-28 Thread Emil Widmann
know this topic has been discussed before and it was decided to ship the full blown version as the the official sage VM. Still it is my opinion that a small image with an optimized userinterface would be the best use of developer hours and skill to improve the "sage on windows experience&qu

Re: [sage-devel] Re: How practical/useful would a native windows subset be?

2014-08-27 Thread Emil Widmann
gether with the the Sage VM, I think it even had some menu entries to start the notebook etc. This should still work, although it is not tested on windows 8. This is the link to the sage-windows thread about this combined installer: https://groups.google.com/forum/#!topic/sage-windows/yoAcv8W5Fw0

[sage-devel] Re: Building sage 6.0 on sage debian live fails at scipy / use of SAGE_ATLAS_LIB

2014-01-20 Thread Emil Widmann
> > My guess would be /usr/lib/atlas-base for SAGE_ATLAS_LIB, but since you > don't list the whole directory content you'll have to read the above > paragraph to answer whether it's actually correct. > I tried this, but it doesn|t work. If I look at the error messages I think SAGE_ATLAS_LIB i

[sage-devel] Building sage 6.0 on sage debian live fails at scipy / use of SAGE_ATLAS_LIB

2014-01-20 Thread Emil Widmann
I try to build Sage on sage-debian-live (Live USB) with atlas package from debian. I use the following settings: #!/bin/sh # build script to build sage micro release # build utils sudo apt-get install binutils gcc gfortran make m4 perl tar # use default debian lapack - compatibility and also f

Re: [sage-devel] building sage 6.0 on debian live (squeeze)

2013-12-26 Thread Emil Widmann
Am Mittwoch, 25. Dezember 2013 20:40:41 UTC schrieb Thierry (sage-googlesucks@xxx): > > Hi, > > On Mon, Dec 23, 2013 at 02:07:12PM -0800, Emil Widmann wrote: > > I am trying to build the latest sage release with the possible goal of > > releasing another Live image

[sage-devel] Re: building sage 6.0 on debian live (squeeze)

2013-12-24 Thread Emil Widmann
/installation/source.html#environment-variables Maybe it is possible to mention this in the docs (SAGE_FAT_BINARIES and SAGE_ATLAS_ARCH are exclusive) and that SAGE_FAT_BINARIES implies "base" target for atlas. Additional examples what base means for the most common architectures w

Re: [sage-devel] building sage 6.0 on debian live (squeeze)

2013-12-24 Thread Emil Widmann
Am Dienstag, 24. Dezember 2013 08:09:59 UTC schrieb Jeroen Demeyer: > > On 2013-12-23 23:07, Emil Widmann wrote: > > *Hiccup1 - needs gfortran to build atlas package:* > > I had an error about missing fortran just befor atlas build > This shouldn't happen, normally

[sage-devel] Re: building sage 6.0 on debian live (squeeze)

2013-12-24 Thread Emil Widmann
Am Montag, 23. Dezember 2013 22:39:21 UTC schrieb Volker Braun: > > Also, fortran is a build-time dependency (but not runtime). You either > install your distro's fortran, or you compile gcc (which includes fortran). > You did both. > OK, this is clear in hindsight, and after reading the documen

[sage-devel] Re: building sage 6.0 on debian live (squeeze)

2013-12-24 Thread Emil Widmann
Am Montag, 23. Dezember 2013 22:36:34 UTC schrieb Volker Braun: > > On Monday, December 23, 2013 10:07:12 PM UTC, Emil Widmann wrote >> >> *Hiccup 2: SAGE_FAT_BINARIES / SAGE_ATLAS_ARCH conflict* >> > > It seems that you set both, which does not make sense. SAGE_

[sage-devel] building sage 6.0 on debian live (squeeze)

2013-12-23 Thread Emil Widmann
I am trying to build the latest sage release with the possible goal of releasing another Live image version (USB/CD/HD disk image). *uname -a* Linux debian 3.2.0-0.bpo.4-686-pae #1 SMP Debian 3.2.46-1+deb7u1~bpo60+1 i686 GNU/Linux Target: i486-linux-gnu gcc version 4.4.5 (Debian 4.4.5-8) I got

Re: [sage-devel] Re: Sage Days in Bobo-Dioulasso debriefing; Sage in developping countries

2013-01-18 Thread Emil Widmann
rver with 20 worker accounts included for local networks. Homepage: http://boxen.math.washington.edu/home/emil/doc/html/en/. Installation to harddisk with "personal save-file" for persistence needs min 850 MB disc space. Sage html doc included. If installed to harddisk with personal-sav

Re: [sage-devel] Re: Sage Days in Bobo-Dioulasso debriefing; Sage in developping countries

2013-01-18 Thread Emil Widmann
Am Freitag, 18. Januar 2013 07:05:54 UTC+1 schrieb Jan Groenewald: > > Hi Jason, > > No, I don't have an account. Yes, that would be reasonable from my side. > > Regards, > Jan > Maybe ask W. Stein directly about server access. I think it should be possible to get an account. Although I made

Re: [sage-devel] Re: Sage Days in Bobo-Dioulasso debriefing; Sage in developping countries

2013-01-17 Thread Emil Widmann
Am Donnerstag, 17. Januar 2013 16:56:41 UTC+1 schrieb Jan Groenewald: > > Hi > > On 15 January 2013 23:47, Jason Grout > > wrote: > >> I'm really interested in a USB image that I can hand to students that >> want to do development with me that: >> >> * I can modify (to include the Sage cell ser

[sage-devel] Re: Sage Days in Bobo-Dioulasso debriefing; Sage in developping countries

2013-01-16 Thread Emil Widmann
ittle things like missing keymaps, language support, printer or video drivers, wifi connection etc... Second point is: It is difficult to meet the broad range of expectations and application cases, there will be problems ranging from failing hardware drivers, language support, keyboard support,

Re: [sage-devel] Re: Sage Days in Bobo-Dioulasso debriefing; Sage in developping countries

2013-01-15 Thread Emil Widmann
installer built in. You can download it here http://sagemath.org/download-livecd.html or maybe here http://boxen.math.washington.edu/home/emil/doc/html/en/ older versions http://boxen.math.washington.edu/home/emil/sagelive/ For Mac, you need to also use rEFIt boot manager, but you can use the same ISO

Re: [sage-devel] Re: JMM 2013 Sage Booth

2012-12-07 Thread Emil Widmann
On Thursday, December 6, 2012 2:05:52 AM UTC+8, kcrisman wrote: > > As for equipment, there's been talk recently about a bootable USB thumb >>> drive with Sage on it. Having various ways to hand out Sage to people who >>> bring their laptops by would be great. >>> >>> >> The possibility to cre

Re: [sage-devel] Re: Sage Days in Bobo-Dioulasso debriefing; Sage in developping countries

2012-12-05 Thread Emil Widmann
formance loss if sage is used in the notebook. I also spent considerable time building some virtual machines myself. I made a very small one which has lowest possible requirements (size 400 MB) http://boxen.math.washington.edu/home/emil/VM/sage-lite2.ova Existing live CD installed on a USB key is a good

Re: [sage-devel] Re: JMM 2013 Sage Booth

2012-12-05 Thread Emil Widmann
e can keep there data on the stick, because the distro just needs 600 MB free in its own folder (not a dedicated partition). see here<http://boxen.math.washington.edu/home/emil/doc/html/en/HOWTO-FirstSteps.htm>about USB installs using the universal installer utility. In older versions thi

[sage-devel] Update Sage Live CD (with sage version 5.3)

2012-10-18 Thread Emil Widmann
accounts) - sshd - replaced busybox less with full version, so sage-help in commandline works - added Gnutls for certificats (certtool) Download link: http://boxen.math.washington.edu/home/emil/sagelive/sagelive-511-53.iso You can use unetbootin or other tools to create bootable USB sticks, or test it

Re: [sage-devel] Re: Scientific notation and integers

2012-06-01 Thread Emil
made clearer to users (somehow) that the 'e' notation is part of Python and not Sage. Emil -- 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,

Re: [sage-devel] Re: echelonize sometimes fails

2012-05-29 Thread Emil
Thanks! I'm trying to reproduce it, but haven't been successful so far. But in the meantime, it does seem slightly unsatisfactory that something with an obvious deterministic algorithm can fail for random reasons. And that this has been observed in a real situation. Emil -- To po

Re: [sage-devel] echelonize sometimes fails

2012-05-29 Thread Emil
ion - I'm wasn't trying to break echelonize or anything.) (I'm not sure how to get the seed.) Emil -- 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, v

[sage-devel] echelonize sometimes fails

2012-05-29 Thread Emil
ut I'm a bit worried now about using this in "production" code Could the code be patched so that instead of bailing out with an error, a slow non-random method was used instead? (I don't feel competent myself to make such a change...) Emil -- To post to this group, send an e

[sage-devel] Re: Problems with Gram Schmidt on matrices over number fields in 4.8

2012-03-20 Thread Emil
To reply to my own message, it seems the old version of gram_schmidt is still knocking around in sage.modules.misc, so that is a work-around. Emil -- 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

[sage-devel] Problems with Gram Schmidt on matrices over number fields in 4.8

2012-03-20 Thread Emil
I am trying to use the Gram Schmidt orthogonalization process on a matrix over a number field. The following code works on Sage 4.7, but not on 4.8. There doesn't appear to be any tickets registered about this, so I thought I would try it here. Sorry if this is the wrong place ! - Emil.

[sage-devel] bugs?

2012-02-19 Thread Emil Widmann
I forward the following from sage-support because I know to little to answer those issues competently and I also think those questions shouldn't pass uncommented: From: http://groups.google.com/group/sage-support/browse_thread/thread/c46950723108a191# Hi there, here are some bugs which may or ma

[sage-devel] Re: VirtualBox

2012-02-06 Thread Emil Widmann
nguage in Windows, which is > true, but as you said, there's no problem in shipping binaries for > Windows. You can explain better what I mean than myself. That's quite embarrassing, but well ... Thanks emil -- To post to this group, send an email to sage-devel@googlegroups.com To

[sage-devel] Re: VirtualBox

2012-02-06 Thread Emil Widmann
his goes into the same line as the "size of the VM" discussion - I won't argue about pulling in additional 1 or 2 MB's ;-). For anybody interested, this is the code (VBscript ) of the NSIS Sage- Virtualbox Windows installer. http://boxen.math.washington.edu/home/emil/Win-Inst/S

[sage-devel] Re: VirtualBox

2012-02-06 Thread Emil Widmann
@mmarco >I use unionfs to mix the squashed filesystem with a directory to save >the changes. Maybe that would be a source of errors if somebody makes >changes in his sage directory and then upgrade by replacing the >compressed file. I think the unionfs is a well tested technology now, but a clean s

[sage-devel] Re: VirtualBox

2012-02-05 Thread Emil Widmann
On Feb 5, 12:23 pm, Dima Pasechnik wrote: > On Sunday, 5 February 2012 18:08:46 UTC+8, mmarco wrote: > > > On 5 feb, 09:30, Volker Braun wrote: > > > I think thats all premature optimization. First we need a bulletproof > > way > > > of running Sage in the VM. At the end we can still worry abou

[sage-devel] Re: VirtualBox

2012-02-05 Thread Emil Widmann
do more "work" on this until - maybe- October, but I will "lurk" around a bit and follow whats going on. cheers emil -- 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...@google

[sage-devel] Re: VirtualBox

2012-02-04 Thread Emil Widmann
On Feb 4, 8:25 pm, mmarco wrote: > I have been working on a VM with compressed filesystems. I have > thought that maybe a good aproach to the "automatic generation" > problem would be to mount the sage directory from a compressed file in > a shared folder. It should need, as William sugested, a wi

[sage-devel] Re: Changes in supported platforms

2012-01-17 Thread Emil Widmann
on one of the build bots. I don't know details about Volker Brauns build script for the VM Fedora image, but maybe it is enough to compile the tested code on the existing base image. emil -- To post to this group, send an email to sage-devel@googlegroups.com To unsubscribe from this group, sen

[sage-devel] Re: Changes in supported platforms

2012-01-17 Thread Emil Widmann
on the webpage it says: Microsoft Windows VMware images can be downloaded from http://www.sagemath.org/download-windows.html These should be reliable, though we do not test these prior to releasing Sage. Use VirtualBox instead of VMware? There has been a lot of confusion about those two programs

[sage-devel] Re: VirtualBox

2012-01-13 Thread Emil Widmann
> perhaps instead of opening a browser in VM, we should rather open a > terminal window there, maybe with Sage started? This is exactly the current solution (The version which we currently distribute). The whole discussion is about improving the Out of the Box experience, where especially the 1st

[sage-devel] Re: VirtualBox

2012-01-13 Thread Emil Widmann
On Jan 13, 6:05 pm, mmarco wrote: > Working in my own VM, i have noticed  a problem of the "browser inside > the VM" aproach: keyboard layout. Is there a way to make VirtualBox > use the host layout inside the guest? With my current VM (Live CD) I had a flag that brings up a menu to choose locals

[sage-devel] Re: VirtualBox

2012-01-13 Thread Emil Widmann
f some Computer Science / Engineering course? just my 2 Cents emil -- 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: http://www.sagemath.org

[sage-devel] Re: VirtualBox

2012-01-11 Thread Emil Widmann
On 11 Jan., 16:56, Volker Braun wrote: > The virtual machine has hardware virtualization support enabled. You can > probably switch on HW virtualization in the BIOS of your computer, which is > recommended if you do any virtualization. You can also disable it in the > settings of the virtual machi

[sage-devel] Re: VirtualBox

2012-01-10 Thread Emil Widmann
it was the combined VirtualBox / Sage installer http://boxen.math.washington.edu/home/emil/doc/html/en/Windows_Installer.html this image has still some shortcommings compared to Mr. Steins specifications. Most notably mouse integration (i.e. VB Guest additions) and autostart of the browser (minor issue).

[sage-devel] Re: sage-5.0.prealpha0 test image for CD/USB pendriver

2012-01-05 Thread Emil Widmann
m commandline like this: mkdir isoimage mnt -t iso 9660 -o loop /path_to/Sage-5pre-a-x64.iso /path_to/isoimage then copy the folders /boot and /porteus from the iso image to the hard disk. ( I assume in / of sda1) add a Grub entry to menu.lst: Title test Porteus Sage Live CD root (hd0,0) kern

[sage-devel] Re: Sage 4.7.2 make failure on Thinkpad T-40 with Oneiric Ubuntu - maxima fails to build

2011-12-03 Thread Emil Widmann
> It seems that properties of the host CPU are passed over to the VM > guest as indicated > here,https://forums.virtualbox.org/viewtopic.php?f=10&t=33954 Maybe there is a chance with VirtualBox: I found the following in the documentation of the VBoxManage command: VBoxManage --synthcpu on|off: Th

[sage-devel] Re: Sage 4.7.2 make failure on Thinkpad T-40 with Oneiric Ubuntu - maxima fails to build

2011-12-03 Thread Emil Widmann
> Despite being 32-bit, the VM still sees a very modern processor, though, so > it is possible something could go wrong on old hardware. If someone advises > me on exactly what to do, I could try building a binary that should be > usable on old machines. Would it be enough to do > > export SAGE_FA

[sage-devel] Re: Sage Windows Installer

2011-12-01 Thread Emil Widmann
On Dec 1, 6:43 pm, Volker Braun wrote: > VirtualBox is GPL version 2. Oracle has a more-restricted add-on package to > support virtual USB and so on, but we don't need that for Sage purposes. > Also we are not linking to VirtualBox, so there shouldn't be any conflict > with GPL v2 vs. v3. But the

[sage-devel] Re: Sage Windows Installer

2011-12-01 Thread Emil Widmann
Volker Braun wrote: > Sounds great. The crucial feature to get right is to detect already > installed instances of VirtualBox or (any other hypervisor) and then NOT > install VirtualBox which will either fail to install or install and fight > the competition when you try to reboot ;-) It uses the

[sage-devel] Sage Windows Installer

2011-12-01 Thread Emil Widmann
screenshots http://boxen.math.washington.edu/home/emil/doc/html/en/Windows_Installer.html In principle it is possible to build such an installer for any Sage virtual machine. It just needs an "ova" file. I'm currently uploading sources of the installer to http://boxen.math.washington.ed

[sage-devel] Re: MathCad-like front end for Sage

2011-11-28 Thread Emil Widmann
> Try shift clicking on the blue line that appears > when you put your mouse between code cells. sometimes one has to admit total noobiness to learn something :-) thank you -- To post to this group, send an email to sage-devel@googlegroups.com To unsubscribe from this group, send an email to s

[sage-devel] Re: MathCad-like front end for Sage

2011-11-28 Thread Emil Widmann
appen, but I think it could be cool if it would develop in that direction. cheers emil -- 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://g

[sage-devel] Re: MathCad-like front end for Sage

2011-11-28 Thread Emil Widmann
is possible to install a "whistle and bells" extension spkg. kind regards emil -- 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://grou

[sage-devel] Re: Segfault in DiGraph.automorphism_group

2011-11-22 Thread Emil Widmann
, > > Florent Hi Florent, I tested your code with the patch and without - it worked both times: Permutation Group with generators [(1,3)] But maybe this is related, I had also problems with a crash in module digraph.py and have created a ticket here http://trac.sagemath.org/sage_trac/t

[sage-devel] Re: 5 doctest errors when building 4.7.2

2011-11-21 Thread Emil Widmann
On Nov 19, 11:23 am, Volker Braun wrote: > I propose that we just add a doctest that makes it clear that you shouldn't > run doctests as root. No more mysterious failures. > >     sage: import os >     sage: try: >     ...    uid = os.getuid() >     ... except AttributeError: >     ...    uid =

Re: [sage-devel] Re: 5 doctest errors when building 4.7.2

2011-11-19 Thread Emil Widmann
Volker Braun wrote: > I propose that we just add a doctest that makes it clear that you shouldn't > run doctests as root. No more mysterious failures. > > sage: import os > sage: try: > ...uid = os.getuid() > ... except AttributeError: > ...uid = -1 > sage: if uid=

Re: [sage-devel] Re: 5 doctest errors when building 4.7.2

2011-11-19 Thread Emil Widmann
0 then # not tested) ? I just opened a ticket for the last one (crash in digraph.py). http://trac.sagemath.org/sage_trac/ticket/12054 thanks emil -- 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...@google

[sage-devel] Re: VMWare versus Virtualbox ... again

2011-11-15 Thread Emil Widmann
I created a ticket ... http://trac.sagemath.org/sage_trac/ticket/12042 I will also email H. Shilly about it -- 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 thi

[sage-devel] Re: 5 doctest errors when building 4.7.2

2011-11-14 Thread Emil Widmann
About the failing test sage -t -force_lib "devel/sage/sage/graphs/digraph.py" # Killed/ crashed I ran the test again with -verbose I think its connected to the routine dcycle.feedback_edge_set (in line 1252) and maybe its an integer / floating error Trying: cycle.size()###line 1338:_sage_

[sage-devel] Re: 5 doctest errors when building 4.7.2

2011-11-13 Thread Emil Widmann
> Anything that makes the doctests scream qualifies as a bug. Anything > that is not even a bug but that is not the behaviour you expected also > qualifies as a bug, even though it may just mean rewriting some > documentation :-) Ok I created some tickets: doctest failure in linear_programming.rst

[sage-devel] Re: 5 doctest errors when building 4.7.2

2011-11-13 Thread Emil Widmann
On Nov 13, 4:53 pm, Nathann Cohen wrote: > Helloo Emil ! > > Well, it looks like I am to blame for most of these errors :-/ Hi Nathan, thanks for quick response! I am not sure if those are errors, but when I, as a non export, try to build sage then I take failing

[sage-devel] 5 doctest errors when building 4.7.2

2011-11-13 Thread Emil Widmann
(u,v) in feedback or (v,u) in feedback gives no result while it should give True other Doctests in this specific function fail with Traceback error. so I think there is an error somewhere here wich results in the "Killed/crashed" error. I tried the rest of the doctests in the module, bu

[sage-devel] sage -strip or make micro_release

2011-11-12 Thread Emil Widmann
How to use the new option for building smaller binaries? Is it "make micro_relase", or do I have to use sage -strip after the build? -- 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

[sage-devel] Re: A minimal vm

2011-11-09 Thread Emil Widmann
> > I have a really dumb question.  Do you need a VM player (e.g., > > VirtualBox, VMWare) to use this?  Or is that included somehow?  Maybe > > this is obviously "yes" but I just didn't see it mentioned earlier in > > the thread, sorry if it's noise. > > > - kcrisman I found Virtualbox a tad easi

[sage-devel] Re: A minimal vm

2011-11-09 Thread Emil Widmann
> Besides the size issue, do you have any other feedback? OK :-) , finally I managed. After long download import needs another 8 min on my machine. Bootup, startup is fast. It works like a treat! About the size You have a 16 GB dynamically allocated disk df -a command gives about 3.5 GB used I

[sage-devel] Re: Sage Logo (vector graphics format)

2011-11-09 Thread Emil Widmann
On Nov 9, 5:49 pm, kcrisman wrote: > Nice!  So this would be for a background for a computer? Yeah, its a desktop "wallpaper". I wan't to use it as default for my sage vm. -- To post to this group, send an email to sage-devel@googlegroups.com To unsubscribe from this group, send an email to

[sage-devel] Re: A minimal vm

2011-11-09 Thread Emil Widmann
> Did you zero out > the virtual disk before exporting? There is trash in the unused virtual > disk sectors that impacts compression. > > IMHO the most important thing is not cutting down the VM to the minimal > size, but making it easily maintainable by having a script that spits out a > new OVA w

[sage-devel] Re: Sage Logo (vector graphics format)

2011-11-09 Thread Emil Widmann
Made it with Inkscape and Gimp, OK here is it (1600x1050, 270 KB) http://boxen.math.washington.edu/home/emil/sagelive/pictures/SageWallpaper.jpg -- 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

[sage-devel] Re: A minimal vm

2011-11-09 Thread Emil Widmann
edback? > > Thanks > > On 9 nov, 16:06, Emil Widmann wrote: > > > On Nov 9, 1:00 pm, mmarco wrote: > > > > It is that big because just the sage directory itself is very big. The > > > guest OS is really very minimal: almost no services running, and only >

[sage-devel] Re: A minimal vm

2011-11-09 Thread Emil Widmann
bout 380 MB, so it would be almoust - 20%. Main trick to get lower size is to use compressed filesystems systematically (like squashed fs). This is my current smallest size machine (with X): http://boxen.math.washington.edu/home/emil/VM/sage-lite-vm-a1.ova (412 MB) -- To post to this group, sen

[sage-devel] Re: Sage Logo (vector graphics format)

2011-11-09 Thread Emil Widmann
On Nov 9, 1:04 pm, kcrisman wrote: > On Nov 9, 6:18 am, Emil Widmann wrote: > > > Is the Sage logo  as a vector graphic file somewhere? I want to build > > a small virtual machine server (with gui) and would like to make a > > nice wallpaper. > > http://www.sagem

[sage-devel] Re: A minimal vm

2011-11-09 Thread Emil Widmann
Ok it works - downloading it now. I had to use wget http://riemann.unizar.es/sagevm/Sage.ova Anyway - 2 GB is big! - how big is it if you lzma it? -- 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...@google

[sage-devel] Sage Logo (vector graphics format)

2011-11-09 Thread Emil Widmann
Is the Sage logo as a vector graphic file somewhere? I want to build a small virtual machine server (with gui) and would like to make a nice wallpaper. -- 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...@

[sage-devel] Re: A minimal vm

2011-11-09 Thread Emil Widmann
On Nov 9, 10:59 am, mmarco wrote: > I have created a virtual machine with sage and a very minimal system. > In my machine (a core i7 desktop) it boots in less than 10 seconds, > and has a sage server running in around 20 from the pressing of the > start button. > > It can be downloaded fromhttp:

[sage-devel] Re: or sage-5.0? (Re: [sage-release] Next release: sage-4.7.3 or sage-4.8?)

2011-11-06 Thread Emil Widmann
is very similar for lots of platforms, performance loss is minimal. But currently there is a lack of consistent documentation. Development and support for it is mostly a one man show (Volker Braun). These are my thoughts on the topic, I hope they are not inappropriate. I know many people worked hard to

[sage-devel] Re: Updated Live CD sagelive-511-47-rc1.iso

2011-10-21 Thread Emil Widmann
Ok, no troubles reported, it goes out: release announcement: http://boxen.math.washington.edu/home/emil/doc/html/en/release_notes-511-47.html.html -- 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

[sage-devel] Re: sagenb

2011-10-19 Thread Emil Widmann
I tried the new server and it feels *much* smoother than the old one (from central europe). So congratulations and thanks to all involved. I tried to test with copy pasting some examples from the tutorial, everything I did worked fine except the maxima plotting commands in tutorial/interfaces.html

[sage-devel] Re: Updated Live CD sagelive-511-47-rc1.iso

2011-10-17 Thread Emil Widmann
Changes are implemented. Notebook: admin pwd: sage I also let sage autostart at first boot (i.e. without savefile). Built an exe installer with this version for all windows except windows ME. Should also install on W 7 64 bit. DOWNLOAD: http://boxen.math.washington.edu/home/emil/sagelive/sagelive

[sage-devel] Re: Updated Live CD sagelive-511-47-rc1.iso

2011-10-15 Thread Emil Widmann
On Oct 15, 8:18 am, Volker Braun wrote: > This only requires netcat and bash :-) > > === > #!/bin/sh > > while true ; do >     echo Waiting for notebook to start up... >     if nc -d -w 0 localhost 8000 ; then > break >     fi >     sleep 1 > done > > echo Starting browser >

[sage-devel] Re: Updated Live CD sagelive-511-47-rc1.iso

2011-10-15 Thread Emil Widmann
> > then there is a SeaMonkey error because it's waiting for the NB to > > start at localhost:8000 > > I struggled with that briefly, but I couldn't come up with a better > solution so far than just to wait a fixed amount of time > before the start of the browser. Could anyone provide a short snip

[sage-devel] Re: Updated Live CD sagelive-511-47-rc1.iso

2011-10-14 Thread Emil Widmann
using it they rarely booted Windows again. In my test installs I had also no problems, and I mess around a lot. Although if in doubt, repartition and install it (frugally, wizards inside) in a small linux partition (4 GB disk is more than enough) thanks for feedback emil >Though Cygwin

[sage-devel] Updated Live CD sagelive-511-47-rc1.iso

2011-10-14 Thread Emil Widmann
base distribution with a Linux kernel 2.6.33.2. Download release candidate: http://boxen.math.washington.edu/home/emil/sagelive/sagelive-511-47-rc1.iso also soon on www.mydrive.ch (user: download@sagelive; pwd: mathematics) Please report if there are problems. If there are no serious bugs I will as

[sage-devel] Re: Sage virtual appliance (VirtualBox)

2011-05-17 Thread Emil Widmann
> I don't have any experience running a class room on top of a VM. Should work > fine if you give it enough resources. I thought about something similar to http://wiki.sagemath.org/DanDrake/JustEnoughSageServer -- To post to this group, send an email to sage-devel@googlegroups.com To unsubscrib

[sage-devel] Re: Sage virtual appliance (VirtualBox)

2011-05-17 Thread Emil Widmann
Downloaded again and imported as "ova". It works fine! Small issue: I guess you don't plan to support different keyboard maps - mine is german quertz. But one shouldn't need to type much in the VM anyway. what settings would you recommend for a small sage server, like for a class with 20 people?

[sage-devel] Re: Sage virtual appliance (VirtualBox)

2011-05-17 Thread Emil Widmann
with the command readelf -h libpython2.6.so.1.0 i get:: Error: Not and Elf file - it has the wrong magic byte at the start Error: libpython2.6.so.1.0; Failed to read file header maybe it is just some sort of corruption, so I download file again and the import OVA as you suggested (will need 1 hour

[sage-devel] Re: Sage virtual appliance (VirtualBox)

2011-05-17 Thread Emil Widmann
On May 17, 10:49 am, Volker Braun wrote: > It sounds like you have an old version of VirtualBox installed. Which > version are you using? You were right I had only v 3.2.8 - I upgraded to 4.0.8 now! I strongly suggest you upgrade. VirtualBox 4 has a > GUI to configure the TCP/IP ports to conne

[sage-devel] Re: Sage virtual appliance (VirtualBox)

2011-05-17 Thread Emil Widmann
I finally installed VirtualBox and tested the Sage-4.6.2.ova. unfortunatly I get: python:error while loading shared libraries: /home/sage/sage/local/lib/ libpython2.6.si.1.0: invalid ELF header. after booting, so I can't start sage. It took me a moment to figure out that one has to rename the *.ov

[sage-devel] Re: Sage virtual appliance (VirtualBox)

2011-05-15 Thread Emil Widmann
On May 15, 11:38 pm, Volker Braun wrote: > Fair enough. I think 32-bit guests can work with software virtualization > irregardless of the processor/host OS bitwidth, so thats probably safer. I > made another VM with F14 i386 + Sage-4.6.2: > > http://www.stp.dias.ie/~vbraun/Sage/Sage-4.6.2.ova > >

[sage-devel] Re: Sage virtual appliance (VirtualBox)

2011-05-15 Thread Emil Widmann
all) could become an additional goal for the VM release. >> Maybe some ideas from the sage-lithe VM prototype (407 >> MB)http://sage.math.washington.edu/home/emil/sagelithe/vm-sage-lithe-a1.zip >> could be utilized. In itself this version is not optimized yet (e.g. >> full

[sage-devel] Re: Sage virtual appliance (VirtualBox)

2011-05-14 Thread Emil Widmann
B) could be optimized but it was pointed out in previous discussions that size is not a major concern for mainstream development. On the other hand with virtual machines resources of the host are split. Maybe some ideas from the sage-lithe VM prototype (407 MB) http://sage.math.washington.edu/home/emil/s

[sage-devel] Re: How to target Mathematica on Google - I'll pay !!!

2011-02-27 Thread Emil Widmann
An informal report with some screenshots and detailed benchmarking is here http://sage.math.washington.edu/home/emil/doc/SageWin/Sage_on_andLinux.html Thinking twice about it it might be worthwile to offer this andLinus package, but even better would be to have a preset vm-image, usable for serve

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