Re: [sage-support] Re: Bug in solve?

2013-02-24 Thread Jan Groenewald
Hi On 25 February 2013 01:06, Robert Dodier wrote: > Looks like a stack overflow in to_poly_solve -- I didn't go farther. Can > someone please submit a bug report. http://sourceforge.net/p/maxima/bugs > https://sourceforge.net/p/maxima/bugs/2553/ Regards, Jan -- .~. /V\ Jan Groenewal

[sage-support] Re: Bug in solve?

2013-02-24 Thread Robert Dodier
On 2013-02-24, Rolandb wrote: > Using 5.7 in Windows 64, I got the following message: > > solution=solve([(a*x+b*y)*x*y/c==1,3*log(a + b + c) - > log(27*a*b*x*y)],x,y,solution_dict=True) > for sol in solution: show(sol) > ;;; Detected access to protected memory, also kwown as 'bus or > segmen

[sage-support] Re: How to convert a symbolic expression to a multivariate polynomial efficiently?

2013-02-24 Thread marco nijmeijer
Thank you. This is indeed useful. To summarize I am now doing something like R.=SR[] K.=R[] f = K(a*p1+p2) which is fast also when the expression a*p1+p2 becomes very lengthy. It leaves me with the problem that f is no longer an expression of the original type P (P.=SR[]) which seems to cause

[sage-support] Key-binding for clearing terminal Sage

2013-02-24 Thread Kannappan Sampath
Hello everybody, 1. What is the keybinding for clearing screen in the sage terminal? 2. In an octave process started outside sage, ctrl+L clears screen. But, it does not do so when an octave process is started from within Sage. This is a bug, IMHO. -- You received this message because you are s

Re: [sage-support] Re: Sagetex

2013-02-24 Thread Dan Drake
On Fri, 22 Feb 2013 at 07:50PM -0800, Nathan Carter wrote: > Aha! After investigating a bunch, it turns out that I haven't updated my > texlive install since the dawn of time, That's pretty common with TeX installations, and it's a source of many headaches with SageTeX! > and a sagetex.sty comes

[sage-support] Re: Fedora 18 - sage fails to start after update to 5.7

2013-02-24 Thread Volker Braun
I can confirm that. Reported at https://bugzilla.redhat.com/show_bug.cgi?id=877651 On Sunday, February 24, 2013 6:03:16 AM UTC-5, Jean wrote: > > Solution: could you include "ipython" as a dependency of sagemath-core in > the Fedora 18 package? > > -- You received this message because you are

Re: [sage-support] Bug in solve?

2013-02-24 Thread Jean
Hello there, I have the same behavior on Fedora 18 x86_64 ;;; ;;; Detected access to protected memory, also kwown as 'bus or segmentation fault'. ;;; Jumping to the outermost toplevel prompt ;;; --- TypeError

[sage-support] Fedora 18 - sage fails to start after update to 5.7

2013-02-24 Thread Jean
Hello Sage Developers, First, thanks for Sage: this is an exceptional tool and I am really super happy with it. Yesterday, I updated my machine from Fedora 17 to Fedora 18. Today, an update was available for SageMath to 5.7.1. After applying it, Sage would fail to start with a python error (mi

Re: [sage-support] Bug in solve?

2013-02-24 Thread Jan Groenewald
Hi The error persists on a ubuntu 12.04.2 from-source install: ;;; ;;; Detected access to protected memory, also kwown as 'bus or segmentation fault'. ;;; Jumping to the outermost toplevel prompt ;;; ./sage: line 135: 5791 Segmentation fault "$SAGE_ROOT/spkg/bin/sage" "$@" Now I can sage -

Re: [sage-support] Bug in solve?

2013-02-24 Thread Jan Groenewald
Hi I also get this on Ubuntu 12.04.2 sage 5.7 64bit (binary). ;;; ;;; Detected access to protected memory, also kwown as 'bus or segmentation fault'. ;;; Jumping to the outermost toplevel prompt ;;; Right after running solve, this message appears many times (several seconds long) until ;;; ;;;

[sage-support] Bug in solve?

2013-02-24 Thread Rolandb
Hi, Using 5.7 in Windows 64, I got the following message: solution=solve([(a*x+b*y)*x*y/c==1,3*log(a + b + c) - log(27*a*b*x*y)],x,y,solution_dict=True) for sol in solution: show(sol) ;;; ;;; Detected access to protected memory, also kwown as 'bus or segmentation fault'. ;;; Jumping to the

Re: [sage-support] Does SAGE support bifurcation analysis?

2013-02-24 Thread Thierry Dumont
Le 22/02/2013 15:18, Piero a écrit : Is there any support of bifurcation analysis in SAGE? Alternatively, are there binding tools to AUTO or XPPAUT? Many thanks Not yet, as far as I know. This would be great to integrate this in Sage! t.d. -- You received this message because you are subscrib