Re: [sage-support] openMPI and MPI4PY?

2010-02-03 Thread calcpage
OK, if I want to install SAGE on my linux box with openMPI and mpi4Py, how do I configure these packages to work together over a cluster? HTH, A. Jorge Garcia http://calcpage.tripod.com Teacher & Professor Applied Mathematics, Physics & Computer Science Baldwin Senior High School & Nassau Commu

Re: [sage-support] Re: Text Editor for Sage

2010-02-03 Thread Dr. David Kirkby
Robert Bradshaw wrote: On Feb 3, 2010, at 12:49 PM, Georges wrote: Thanks a lot Dan, that works. Is there an easy way to access the files I created in VirtualBox in Windows? I suppose I can email it to myself using the web browser inside VB... I'm not aware of one, but I think virtualbox ca

Re: [sage-support] Re: Text Editor for Sage

2010-02-03 Thread Robert Bradshaw
On Feb 3, 2010, at 12:49 PM, Georges wrote: Thanks a lot Dan, that works. Is there an easy way to access the files I created in VirtualBox in Windows? I suppose I can email it to myself using the web browser inside VB... I'm not aware of one, but I think virtualbox can be set up to share p

[sage-support] Re: Singular-nc_algebra-question

2010-02-03 Thread Kakaz
Ok, I found the proper way to do it, maybe someone would be interested in, so I paste here some code. On 3 Lut, 13:08, Kakaz wrote: > Here is Sage code I try to use: > singular.LIB('ncall.lib') > R=singular.ring(0,'(x,y,z,a,b)','dp') > > This are commutativity relations defined by formula: xi*xj=

[sage-support] Re: Text Editor for Sage

2010-02-03 Thread Georges
Thanks a lot Dan, that works. Is there an easy way to access the files I created in VirtualBox in Windows? I suppose I can email it to myself using the web browser inside VB... Thanks, Georges On Feb 2, 9:17 pm, Dan Drake wrote: > On Tue, 02 Feb 2010 at 09:55PM -0800, Georges wrote: > > I'm n

[sage-support] Re: monte carlo integration

2010-02-03 Thread Rajeev
Hi, SAGE wraps GSL which has monte carlo integration routines. You may look at the source file gsl_monte.pxi and the gsl document at - http://www.gnu.org/software/gsl/manual/html_node/Monte-Carlo-Integration.html Rajeev On Feb 3, 7:23 pm, ggrafendorfer wrote: > Hi all, > > does anybody know

[sage-support] Re: Listing all k-minors of a matrix?

2010-02-03 Thread Jason Grout
On 02/03/2010 07:54 AM, Peter K.H. Gragert wrote: I will try, it is Ubuntu on a Vbox and apt-get will probably work, not yet it is sagemath to install not sage?! Hmm, that succeeded, but if I read it all correct it is version 3.0.5 (2008 ??!!) and that I used is 4.2.1 .. And version 3.0.5 is (for

Re: [sage-support] Re: Listing all k-minors of a matrix?

2010-02-03 Thread Peter K.H. Gragert
I will try, it is Ubuntu on a Vbox and apt-get will probably work, not yet it is sagemath to install not sage?! Hmm, that succeeded, but if I read it all correct it is version 3.0.5 (2008 ??!!) and that I used is 4.2.1 .. And version 3.0.5 is (for a UBUNTU) newbie not correct, it can not plot e.g.

[sage-support] monte carlo integration

2010-02-03 Thread ggrafendorfer
Hi all, does anybody know if there is a Monte Carlo integration algorithm in Sage or any of the packages shipped with Sage? thanks, Georg -- To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this group, send email to sage-support+unsubscr...@googlegroups.co

[sage-support] Re: failed to built sage-4.3.1 on fedora 11

2010-02-03 Thread ggrafendorfer
Hi Minh, thanks for your help, your temporary workaround succeeded, Georg On Feb 2, 7:13 pm, Minh Nguyen wrote: > Hi Georg, > > On Wed, Feb 3, 2010 at 4:10 AM, ggrafendorfer > > wrote: > > > > > ../src/graph/plotfltk.c:193: error: 'class Plotter' has no member > > named 'show' > > ../src/gr

Re: [sage-support] Re: can't build SAGE 4.3.1 for linux-powerpc32

2010-02-03 Thread Dr. David Kirkby
Douglas Mencken wrote: Dave, thank you for reply! Building flex from source solved this issue. So it is definitely the problem with Fedora repos. And sorry for your time. That's no problem. It is unusual for me to be able to answer one of the Sage support questions, but this was one of them t

Re: [sage-support] how to cast finite field elements into p-adic ring

2010-02-03 Thread David Harvey
On Feb 3, 2010, at 1:22 AM, David Roe wrote: After I create the residue field of a p-adic ring, how do I cast elements of the field back into the ring? Any lift is fine. The obvious thing doesn't work: Sadly, residue fields for p-adic rings currently suck. My hope is that they'll be better

[sage-support] Re: Singular-nc_algebra-question

2010-02-03 Thread Kakaz
Maybe I shoud provide more detailed question. I try to make some calculus in Sage with noncommutative variables. I know how to do it in singular, as You may see in example from http://www.sagenb.org/home/pub/1474/ It works ok, but I have problem with switching into sage environment back. Of course