Re: [sage-support] Error Installing sage math on redhat-6

2015-06-21 Thread Michael Welsh
> On 22/06/2015, at 1825, Madan Saini wrote: > > configure: error: You cannot build Sage as root, switch to a unpriviledged > user This is the error. Run as a non-root user and try again. -- You received this message because you are subscribed to the Google Groups "sage-support" group. To un

Re: [sage-support] Sage on Mavericks requesting installation of X

2013-10-29 Thread Michael Welsh
On 30/10/2013, at 0945, Ed Scheinerman wrote: > Update: I re-installed XQuartz and the problem vanished. Was this the first time you re-installed KQuartz after installing Mavericks? Apple requires such a thing with every new major OS X upgrade, I do believe. -- You received this message bec

Re: [sage-support] Error message no file or directory

2013-07-06 Thread Michael Welsh
On 7/07/2013, at 6:23 PM, Michael Henry wrote: > I am going to the mirror and saving the tar file "sage-5.10.tar" to my > downloads directory(?). Then I do as the instructions say and input > > ~$ tar xvf sage-5.10.tar. > > After enter, I get the following error message: > > tar: sage-5.10.t

Re: [sage-support] My installation doesn't see matroids.all

2013-06-20 Thread Michael Welsh
On 21/06/2013, at 4:10 AM, Smitty Horne wrote: > > Unfortunately, now my sage won't run... I am getting the following error: FYI > it was running previously before I ran the -clone mymatroid command. Do you have XCode and the command-line tools installed? -- You received this message because

Re: [sage-support] Text editor for sage on Mac

2013-06-02 Thread Michael Welsh
On 2/06/2013, at 1:15 PM, janusya...@gmail.com wrote: > > ow I really need your help. Does anyone know another free text editor that > works for Sage? Much Thanks, Yang. I use TextWrangler. It's a dumb-downed version of BBEdit. It comes from the App Store. Michael -- You received this messag

Re: [sage-support] Graphs from binary incidence matrices

2013-04-17 Thread Michael Welsh
On 17/04/2013, at 11:46 PM, Dima Pasechnik wrote: > >> sage: Graph(matrix(GF(2), [[1,0,1,1],[1,1,0,1],[0,1,1,0]])) > > it's not even clear what two parallel edges should lead to. Should they > "cancel" each other? No, they're just parallel. Maybe I should have said multigraphs. The example abo

[sage-support] Graphs from binary incidence matrices

2013-04-16 Thread Michael Welsh
I have some GF(2) matrices that are incidence matrices of undirected graphs. When I try to construct the graphs in sage, this happens: sage: Graph(matrix(GF(2), [[1,0,1,1],[1,1,0,1],[0,1,1,0]])) --- ValueError

Re: [sage-support] openmpi

2013-02-02 Thread Michael Welsh
On 3/02/2013, at 9:33 AM, Rachel Poe wrote: > > I downloaded Sage 5.6 but now am unable to run Sage in Terminal -- this is > the error I get: > > Last login: Sat Feb 2 14:29:05 on ttys000 > mobile-192-17-193-251:~ rachelpoe$ > /Volumes/sage-5.6-OSX-64bit-10.8-x86_64-Darwin\ 1/sage/sage ; exit

Re: [sage-support] Can't run notebook for new Sage 5.3 install.

2012-10-02 Thread Michael Welsh
On 3/10/2012, at 2:22 PM, AHaensch wrote: > > To get to that "pub" file I go through > Users/annahaensch/.sage/sage_notebook.sagenb/home/pub, but then it says the > file type of "pub" is an alias, and I'm not sure where the original file > is. Open the folder ~/.sage/sage_notebook.sagenb/ho

Re: [sage-support] Can't run notebook for new Sage 5.3 install.

2012-10-02 Thread Michael Welsh
On 3/10/2012, at 2:22 PM, AHaensch wrote: > Installed from source. How? Installing from source is broken on 10.8, unless you change the scipy package as in #13541 - http://trac.sagemath.org/sage_trac/ticket/13541, with the command line tools installed by XCode 4.5 (the latest version, released

Re: [sage-support] Can't run notebook for new Sage 5.3 install.

2012-10-01 Thread Michael Welsh
On 2/10/2012, at 12:41 PM, AHaensch wrote: > Just did a clean install of Sage 5.3 on newly upgraded OS X 10.8, >From source or just a binary? > and I can't get my notebook to run. It's been years since I've tried to > initialize a new notebook, and I can't tell if I'm forgetting a step. There's

[sage-support] Evaluating Symbolic Expressions

2011-11-01 Thread Michael Welsh
How do I make already defined symbolic expressions evaluate? sage: var('x y') (x, y) sage: func = x*y sage: x = 5 sage: y = 4 sage: x*y 20 sage: func x*y Thanks, Michael -- To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this group, send email to sage-sup

Re: [sage-support] Sage compatibility in Leopard Mac OS

2010-12-29 Thread Michael Welsh
Sage runs just fine in OS X. On 30/12/2010, at 5:36 PM, DigDug_the_2nd wrote: > I am trying to choose whether to use Sage a Ubuntu machine or a Mac > running Leopard on a 64 bit Duo 2 Core processor. As I understand it, > Sage started in the Linux world and still can't run well under Windows > wit

Re: [sage-support] Re: installation under snow leopard

2010-10-22 Thread Michael Welsh
On 23/10/2010, at 12:07 PM, Ferren wrote: > Now, in addition to any Unix-related problems, I may have an > idiosyncratic Mac problem. When my Mac guru put Snow Leopard on it > (while he was repairing the permissions problem), he set me up with no > password for my user account. This appears to be

Re: [sage-support] Re: "make" command not found

2010-09-17 Thread Michael Welsh
Have you tried make after installing XCode? If you go into Terminal and type "whereis make" it should tell you something like /usr/bin/make If it does nothing, you need to reinstall XCode. if it tells you something, you can compile sage fine. Michael On 18/09/2010, at 2:30 PM, John Thurber wro

Re: [sage-support] "make" command not found

2010-09-17 Thread Michael Welsh
Install XCode (Developer Tools) from your Computer software DVD. On 18/09/2010, at 1:34 PM, John T wrote: > I'm new at all this. Does it mean I need to reinstall something? -- http://yomcat.geek.nz -- To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this g

Re: [sage-support] Difference between sage and pyhton calculations

2010-04-05 Thread Michael Welsh
On 6/04/2010, at 3:56 PM, Eugene Goldberg wrote: > Hello! > > Here is my pyhtons results: > > python > Python 2.6.5 (r265:79063, Mar 23 2010, 04:49:54) > [GCC 4.4.3] on linux2 > Type "help", "copyright", "credits" or "license" for more information. 1+1 > 2 6e-6 % 10e-6 > 6.000

Re: [sage-support] Re: losing confidence in Sage notebooks

2009-12-04 Thread Michael Welsh
On 5/12/2009, at 8:29 PM, Dima Pasechnik wrote: >>> such a functionality. After this is done, one has to wait just a bit >>> to see >>> requests for Sage notebooks to be able to work as an e-mail >>> client :-) >> >> See the email() command :). > huh? It does not seem to be possible to locate d

[sage-support] Re: AttributeError: object has no attribute 'eigenvalues'

2009-11-04 Thread Michael Welsh
On 5/11/2009, at 10:30 AM, q wrote: > Can someone please explain this to me? Works fine for me - sage: A = matrix([[0, 4], [-1, 0]]) sage: A [ 0 4] [-1 0] sage: A.eigenvalues sage: A.eigenvalues() [-2*I, 2*I] > > I'm using Ubuntu 9.04, sage version 3.0.5 which I installed from the > synapti

[sage-support] Re: How do I show a permutation group is the alternating group?

2009-05-04 Thread Michael Welsh
sage: B=PermutationGroup(['(1,2,4,5,3)','(2,3,1,4,5)']) sage: B == AlternatingGroup(5) True sage: B == AlternatingGroup(7) False On 5/05/2009, at 6:47 PM, jimfar wrote: > I have generated a group using, > sage: B=PermutationGroup(['(1,2,4,5,3)','(2,3,1,4,5)']) > And I know I can generate a list

[sage-support] Re: installing binary of sage-3.4.1 OSX10.4 on G4

2009-05-01 Thread Michael Welsh
Look in Console (in your Utilities Folder - cmd-shift-u). There might be something related in there. On 2/05/2009, at 2:31 PM, nickname wrote: > When I say I cannot move the sage folder, I mean, it just jumps back > into the .dmg package with NO complaints or error messages. I have no > evidenc

[sage-support] Re: install/start up problem on OS X

2009-04-30 Thread Michael Welsh
You've got an Intel computer, not a PPC. You should be downloading this DMG instead: http://www.sagemath.org/bin/apple_osx/intel/sage-3.4.1-OSX10.5-Intel-i386-Darwin.dmg On 1/05/2009, at 6:54 AM, Dr. R wrote: > > I went to > > http://www.sagemath.org/bin/apple_osx/ > > and downloaded > > http