[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: aut codes patch

2011-05-15 Thread Thomas Feulner
On 14 Mai, 17:40, Dima Pasechnik wrote: > On May 13, 7:18 pm, Thomas Feulner > wrote: > > > > > Hi, > > > On 7 Mai, 07:04, Dima Pasechnik wrote: > > > > On May 6, 9:12 pm, David Joyner wrote: > > > > > Hi: > > > > > The contribution at #10153 byThomasFeulneris huge and, > > > > IMHO, importan

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

2011-05-15 Thread Volker Braun
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 Volker -- To post to this group, send an email to

[sage-devel] Re: solve an algebraic expression

2011-05-15 Thread rjf
squaring both sides of an equation often produces extraneous "solutions" as you've illustrated. Maxima's solve program produces the illustrated form when it cannot solve any better. It is presumably a feature. Also a feature: It does not produce extraneous solutions and check them afterwards, at

Re: [sage-devel] Patch rejected after merge

2011-05-15 Thread Robert Miller
Jeroen Demeyer wrote: > On 2011-05-13 07:24, Tom Boothby wrote: >> Bottom line: I think this was handled wrong.  If a ticket's been >> merged, unless it's found to have a genuine flaw, it should supersede >> (IMO) tickets with positive reviews which have not been merged. > In this case, the *autho

Re: [sage-devel] sage-4.7 release schedule

2011-05-15 Thread Jeroen Demeyer
On 2011-05-15 16:15, Julien PUYDT wrote: > Le 15/05/2011 14:13, Julien PUYDT a écrit : >> I'm still using latest stable :-) > > Well, I *was* still using it : I decided to check if it was still > compiling correctly too, so I removed it and gave it a try : it doesn't > compile anymore :-) > > (no

Re: [sage-devel] Patch rejected after merge

2011-05-15 Thread Jeroen Demeyer
On 2011-05-13 07:24, Tom Boothby wrote: > Bottom line: I think this was handled wrong. If a ticket's been > merged, unless it's found to have a genuine flaw, it should supersede > (IMO) tickets with positive reviews which have not been merged. In this case, the *author* of those tickets decided to

Re: [sage-devel] sage-4.7 release schedule

2011-05-15 Thread Julien PUYDT
Le 15/05/2011 14:13, Julien PUYDT a écrit : I'm still using latest stable :-) Well, I *was* still using it : I decided to check if it was still compiling correctly too, so I removed it and gave it a try : it doesn't compile anymore :-) (not a big problem -- I wouldn't have tried that if I h

Re: [sage-devel] sage-4.7 release schedule

2011-05-15 Thread Julien PUYDT
Le 15/05/2011 13:45, Volker Braun a écrit : You are right, once again we see why LD_LIBRARY_PATH should not be set. I posted a workaround in https://groups.google.com/d/topic/sage-devel/hLL02U1Q5zU/discussion Good to know, but I'm not interested in a workaround : I just wanted to give feedbac

Re: [sage-devel] sage-4.7 release schedule

2011-05-15 Thread Volker Braun
You are right, once again we see why LD_LIBRARY_PATH should not be set. I posted a workaround in https://groups.google.com/d/topic/sage-devel/hLL02U1Q5zU/discussion -- To post to this group, send an email to sage-devel@googlegroups.com To unsubscribe from this group, send an email to sage-dev

Re: [sage-devel] sage-4.7 release schedule

2011-05-15 Thread Julien PUYDT
Le 12/05/2011 17:13, Jeroen Demeyer a écrit : At this point nothing is blocking the sage-4.7 release any more. So it would be nice if everybody could try to build and test Sage, to see whether there are any remaining issues. If not, I will release sage-4.7 in about a week or so. I gave it a

[sage-devel] Sage development visualization (YouTube vid)

2011-05-15 Thread Volker Braun
I played a bit with gource, a project to visualize the repository activity. Here is a quick YouTube video: http://www.youtube.com/watch?v=gOdzratlbQA&hd=1 * Every file is a dot, colored by file type * Directories are branches of the tree -- To post to this group, send an email to sage-devel@go

[sage-devel] Re: 4.6.2 build on Ubuntu 11.04 alpha 3 fails on crypt.so

2011-05-15 Thread RegB
I had (what appeared to me to be) same/similar problems with UBUNTU 11.04 I had NOT attempted to install flask. The "sage -fhttp://users.aims.ac.za/~jan/python-2.6.4.p10.spkg"; appeared to resolve that, but I had to re-build docs to get the help and the tutorial up. I run the plot3d examples as a c

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

2011-05-15 Thread Emil Widmann
> I think it would be nice if our Sage VM appliance could run on a wide > variety of hardware, much as Sage itself does not require high-end > machines to work. > > -- Kelvin Very true - if Sage is primarily a research tool for mathematicians then one doesn't need to worry about ressources to muc

[sage-devel] Re: solve an algebraic expression

2011-05-15 Thread achrzesz
Maybe the following workaround attempt will be helpful? var('x,mp,me') eq=mp-sqrt(x^2+me^2)==x assume(mp>0) solve(eq^2,x) [x == 1/2*(me^2 - mp^2)/mp, x == -1/2*(me^2 - mp^2)/mp] On 15 Maj, 01:34, Dox wrote: > Hi again list, > > This time I come with a problem of solving an algebraic expression

Re: [sage-devel] sage-4.7 release schedule

2011-05-15 Thread Francois Bissey
> On 05/15/11 08:47 AM, Julien PUYDT wrote: > > Le 12/05/2011 17:13, Jeroen Demeyer a écrit : > >> At this point nothing is blocking the sage-4.7 release any more. So it > >> would be nice if everybody could try to build and test Sage, to see > >> whether there are any remaining issues. If not, I w

Re: [sage-devel] sage-4.7 release schedule

2011-05-15 Thread Dr. David Kirkby
On 05/15/11 08:47 AM, Julien PUYDT wrote: Le 12/05/2011 17:13, Jeroen Demeyer a écrit : At this point nothing is blocking the sage-4.7 release any more. So it would be nice if everybody could try to build and test Sage, to see whether there are any remaining issues. If not, I will release sage-4

Re: [sage-devel] sage-4.7 release schedule

2011-05-15 Thread Julien PUYDT
Le 12/05/2011 17:13, Jeroen Demeyer a écrit : At this point nothing is blocking the sage-4.7 release any more. So it would be nice if everybody could try to build and test Sage, to see whether there are any remaining issues. If not, I will release sage-4.7 in about a week or so. sage-4.7rc2 s