Re: [sage-support] SageCloud worksheet and the sws format

2013-10-10 Thread William Stein
On Thu, Oct 10, 2013 at 4:16 PM, ccandide wrote: > Sage Notebook has nice editing capabilities allowing the user to create rich > style worksheets making a worksheet far more than a sequence of cells > input/output. Does the new sagecloud provide the same rich text features ? Put %md at the top

[sage-support] SageCloud worksheet and the sws format

2013-10-10 Thread ccandide
Sage Notebook has nice editing capabilities allowing the user to create rich style worksheets making a worksheet far more than a sequence of cells input/output. Does the new sagecloud provide the same rich text features ? How to import a sws file into a sageCloud worksheet ? -- You received th

[sage-support] Re: Using QEPCAD in sagenb and/or sagecell

2013-10-10 Thread Jason Grout
On 10/10/13 2:09 PM, Jason Grout wrote: It worked! I'm in the process of rolling out the update. Give it maybe 1/2 hour or so. It works now: http://sagecell.sagemath.org/?q=xlgebu Jason -- You received this message because you are subscribed to the Google Groups "sage-support" group. To

[sage-support] Re: Using QEPCAD in sagenb and/or sagecell

2013-10-10 Thread Jason Grout
On 10/10/13 3:19 PM, William Stein wrote: Just curious... which version of Sage did you use, and did you install it by doing anything other than sage -i qepcad That's it. It's on CentOS 6.4. I just tried the above with both sage-5.12 and sage-5.11 on cloud.sagemath (so ubuntu 12.04 LT

Re: [sage-support] How do I efficiently iterate through a sparse matrix?

2013-10-10 Thread William Stein
On Thu, Oct 10, 2013 at 1:15 PM, Jérôme Tremblay wrote: > How do I efficiently iterate through a sparse matrix? > > SciPy has matrix.tocoo(), what's the equivalent in Sage? I don't ever remember implementing an iterator over the elements of a sparse matrix. At least you could make the correspondi

Re: [sage-support] Re: Using QEPCAD in sagenb and/or sagecell

2013-10-10 Thread William Stein
On Thu, Oct 10, 2013 at 12:09 PM, Jason Grout wrote: > On 10/10/13 1:54 PM, Jason Grout wrote: >> >> On 10/10/13 1:44 PM, fbotana wrote: >>> >>> Hi, >>> >>> yesterday I posted a question >>> >>> regarding QEPCAD uses under Sage. Sinc

[sage-support] How do I efficiently iterate through a sparse matrix?

2013-10-10 Thread Jérôme Tremblay
How do I efficiently iterate through a sparse matrix? SciPy has matrix.tocoo(), what's the equivalent in Sage? -- You received this message because you are subscribed to the Google Groups "sage-support" group. To unsubscribe from this group and stop receiving emails from it, send an email to s

[sage-support] Re: Using QEPCAD in sagenb and/or sagecell

2013-10-10 Thread Jason Grout
On 10/10/13 1:54 PM, Jason Grout wrote: On 10/10/13 1:44 PM, fbotana wrote: Hi, yesterday I posted a question regarding QEPCAD uses under Sage. Since it seems that I did not explain the issue, I'm trying again: I would like to us

[sage-support] Re: Using QEPCAD in sagenb and/or sagecell

2013-10-10 Thread Jason Grout
On 10/10/13 1:44 PM, fbotana wrote: Hi, yesterday I posted a question regarding QEPCAD uses under Sage. Since it seems that I did not explain the issue, I'm trying again: I would like to use QEPCAD in sagecell: Sending var('a,b,c

[sage-support] Using QEPCAD in sagenb and/or sagecell

2013-10-10 Thread fbotana
Hi, yesterday I posted a questionregarding QEPCAD uses under Sage. Since it seems that I did not explain the issue, I'm trying again: I would like to use QEPCAD in sagecell: Sending var('a,b,c,d,x,y,z') qf = qepcad_formula ellips

Re: [sage-support] Suggestion about Sagemath Cloud

2013-10-10 Thread Christophe Bal
Thanks for the way to translate the pseudo url to a real one. That is exactly wath I'm looking for. Christophe. PS : it's a real pleasure to use the interface of SageMath Cloud ! :-) 2013/9/27 William Stein > On Fri, Sep 27, 2013 at 9:37 AM, Christophe Bal > wrote: > > Hello, > > when I down

[sage-support] Re: Unable to evaluate Octave code in Sage Cell Server

2013-10-10 Thread Jason Grout
On 10/10/13 2:24 AM, Jason Grout wrote: On 10/8/13 10:28 AM, fbotana wrote: On Wednesday, September 4, 2013 1:34:43 PM UTC+2, Franktoffel wrote: I am not able to execute any code without getting an error when I select Octave as a language. I changed things to get rid of the permiss

[sage-support] Mounting a USB in Sage running in VirtualBox

2013-10-10 Thread TJ VanEerten
I am running sage 5.11 in VirtualBox on my Windows 7 PC. I am having trouble mounting a USB flash drive and accessing it inside the sage VM. I can mount the device correctly, but the drive can not be found inside the sage filesystem. Any help on how to access these files would be greatly appreci

[sage-support] Re: Quotient of free algebra on 2 generators (x, y) over rational field by a non-homogenous ideal

2013-10-10 Thread Simon King
Hi! Am Mittwoch, 9. Oktober 2013 00:18:21 UTC+2 schrieb Abdolrasool Bahari-fard: > > Here I asked a question in sage but there is an error which I can not > solve it: > > F.=FreeAlgebra(QQ) > I=F*[x*y*x*y-y*x, y*x*y*x-x*y]*F > G.=F.quo(I) > > > Typ

[sage-support] Re: Non-homogenous Ideals In Unital Associative Free Algebras

2013-10-10 Thread Simon King
Hi! Am Dienstag, 8. Oktober 2013 18:04:22 UTC+2 schrieb Abdolrasool Bahari-fard: > > want to define a two sided ideal I=[x*y*x*y-x*y, y*x*y*x-x*y*x] in an > unital associative free algebra F.. (not just in a free algebra) > > I wrote in sage: > > F.=FreeAlgebra(QQ, implementation='letterplace')

[sage-support] Re: Unable to evaluate Octave code in Sage Cell Server

2013-10-10 Thread Jason Grout
On 10/8/13 10:28 AM, fbotana wrote: On Wednesday, September 4, 2013 1:34:43 PM UTC+2, Franktoffel wrote: I am not able to execute any code without getting an error when I select Octave as a language. I changed things to get rid of the permission error, and this works now: http://sa