[sage-devel] sage-2.9.1.rc4

2007-12-23 Thread William Stein
Hi Robert, I made a sage-2.9.1.rc4.tar which is the same as your sage-2.9.1.rc3.tar but with my updated Python spkg that fixes the _locale issues on some OSX machines. It's at http://sage.math.washington.edu/home/was/build/sage-2.9.1.rc4.tar I'm doing a test build on a bunch of machines. If

[sage-devel] Fwd: SELinux Problems

2007-12-23 Thread William Stein
- William (Sent from my iPhone.) Begin forwarded message: > From: David Nordquest > Date: December 23, 2007 8:30:19 PM MST > To: [EMAIL PROTECTED] > Subject: SELinux Problems > > On my CENTOS 5 system, I found the SELinux errors can be avoided by > setting SELinux to "permissive" rather tha

[sage-devel] Re: example of a Mathematica program from my lecture

2007-12-23 Thread Ted Kosan
William wrote: > Ted, what functionality do you see as being most important for the > "scientific calculator" target audience you have in your pie chart? I will reply to this question sometime later next week. Ted --~--~-~--~~~---~--~~ To post to this group, sen

[sage-devel] Re: Beautiful Screen Shot Collection - GHOP

2007-12-23 Thread David Joyner
1. This is great but Hamming codes are definitely not cryptographic! They are error-correcting codes (redundant information allowing for example your CD player to play music, even though your CD has scratches/errors), not ciphers (the encryption used so that, for example,you cannot easily hijack s

[sage-devel] Beautiful Screen Shot Collection - GHOP

2007-12-23 Thread Timothy Clemans
David who is a high school student in Long Island, New York created 41 screen shots and titles and captions for them for his first task in the Google Highly Open Participation Contest. He released his work under the Creative Commons Share-a-like license. I uploaded his work to Flickr and you can s

[sage-devel] Re: Sage 2.9.1.rc2

2007-12-23 Thread Jaap Spies
Robert Miller wrote: > There is an rc3, but there are still issues with the new matplotlib > spkg on Darwin. We may just roll back to what we were using before... > http://sage.math.washington.edu/home/rlmill/release/sage-2.9.1.rc3/dist/sage-2.9.1.rc3.tar > On Fedora 7, 32 bits: ---

[sage-devel] Re: example of a Mathematica program from my lecture

2007-12-23 Thread John Cremona
Interesting history! Were you by any chance at the computer algebra conference in New York City (at the Courant Institute I think) in 1984? I remember James giving a demo of Scratchpad there, and dreaming of one day being able to afford a computer which could run it... John On 23/12/2007, root

[sage-devel] Re: example of a Mathematica program from my lecture

2007-12-23 Thread root
>It is possible that James Davenport, who spoke at Sage Days 6, might >wish to get in volced with a projtec to re-implement Risch's >algorithm. James's PhD was on this, around 1980, published in >Springer LNCS I seem to remember. He also worked on Scratchpad years >ago, when it developed by Jen

[sage-devel] Re: Sage 2.9.1.rc2

2007-12-23 Thread William Stein
On Dec 23, 2007 11:13 AM, Robert Miller <[EMAIL PROTECTED]> wrote: > > Actually, I don't know if matplotlib has anything to do with this > issue, as: > > File "matrix2.pyx", line 2280, in > sage.matrix.matrix2.Matrix.echelon_form > RuntimeError > > ImportError: No module named _locale Just t

[sage-devel] Re: Sage 2.9.1.rc2

2007-12-23 Thread Robert Miller
http://mail.python.org/pipermail/python-list/2000-June/041688.html On Dec 23, 1:13 pm, Robert Miller <[EMAIL PROTECTED]> wrote: > Actually, I don't know if matplotlib has anything to do with this > issue, as: > > File "matrix2.pyx", line 2280, in > sage.matrix.matrix2.Matrix.echelon_form > Ru

[sage-devel] Re: example of a Mathematica program from my lecture

2007-12-23 Thread John Cremona
PS the thesis is (un)available here: http://www.amazon.com/Integration-Algebraic-Functions-Lecture-Computer/dp/0387102906 On 23/12/2007, John Cremona <[EMAIL PROTECTED]> wrote: > It is possible that James Davenport, who spoke at Sage Days 6, might > wish to get in volced with a projtec to re-impl

[sage-devel] Re: example of a Mathematica program from my lecture

2007-12-23 Thread John Cremona
It is possible that James Davenport, who spoke at Sage Days 6, might wish to get in volced with a projtec to re-implement Risch's algorithm. James's PhD was on this, around 1980, published in Springer LNCS I seem to remember. He also worked on Scratchpad years ago, when it developed by Jenks et

[sage-devel] Re: Sage 2.9.1.rc2

2007-12-23 Thread Robert Miller
Actually, I don't know if matplotlib has anything to do with this issue, as: File "matrix2.pyx", line 2280, in sage.matrix.matrix2.Matrix.echelon_form RuntimeError ImportError: No module named _locale On Dec 23, 12:35 pm, Robert Miller <[EMAIL PROTECTED]> wrote: > On Dec 23, 12:30 pm, "Wil

[sage-devel] Re: example of a Mathematica program from my lecture

2007-12-23 Thread William Stein
1. For non-notebook graphics we should do whatever Enthought is doing, since collaboration with them as much as makes sense is by far in our best interest; this is matplotlib/vtk/mayavi2 2. For notebook graphics we need something that doesn't require any browser plugins, is VERY robust, rea

[sage-devel] [Fwd: [Maxima] announcement: Maxima 5.14.0 release]

2007-12-23 Thread Jaap Spies
Original Message Subject: [Maxima] announcement: Maxima 5.14.0 release Date: Sun, 23 Dec 2007 10:14:50 -0700 From: Robert Dodier <[EMAIL PROTECTED]> To: Maxima List Mailing <[EMAIL PROTECTED]> Please distribute this message as you see fit. Announcing Maxima 5.14.0 Maxima is

[sage-devel] #1482: xgcd suboptimal output

2007-12-23 Thread David Harvey
Hi Nils, I've been looking at http://www.sagetrac.org/sage_trac/ticket/1482 and approximately diagnosed the problem (see comments on the ticket), but it's not clear to me exactly how to proceed. The new underlying gcd code produces quite inscrutable output, for example: sage: xgcd

[sage-devel] Re: Sage 2.9.1.rc2

2007-12-23 Thread Robert Miller
On Dec 23, 12:30 pm, "William Stein" <[EMAIL PROTECTED]> wrote: > We *have* to get the new matplotlib package to fully work. The one we > currently ship is very very out of date. I will hopefully be able to > work on this tonight if nobody else resolves the problems; what are > they? It seems

[sage-devel] Re: example of a Mathematica program from my lecture

2007-12-23 Thread root
>But it's important that this works out of the box, on all linuxes, Os >X, and Solaris. The graphics code only depends on X11. Tim --~--~-~--~~~---~--~~ To post to this group, send email to sage-devel@googlegroups.com To unsubscribe from this group, send email t

[sage-devel] Re: example of a Mathematica program from my lecture

2007-12-23 Thread root
>> >Probably 2d and 3d visualization are also at least as important as >> >calculus to the target audience we are talking about. Linear algebra >> >and numerical solving is also extremely important... (thanks mike and >> >robertwb for implementing symbolic matrices for 2.9.1) >> >> In the Ax

[sage-devel] Re: Sage 2.9.1.rc2

2007-12-23 Thread William Stein
We *have* to get the new matplotlib package to fully work. The one we currently ship is very very out of date. I will hopefully be able to work on this tonight if nobody else resolves the problems; what are they? On 12/23/07, Robert Miller <[EMAIL PROTECTED]> wrote: > > There is an rc3, but th

[sage-devel] Re: example of a Mathematica program from my lecture

2007-12-23 Thread root
>Excellent. We were playing with the Risch algorithm in SymPy too. >If axiom could be installed in matter of minutes (last time I tried >it was 10 hours and it failed[1], in April), maybe it could be >considered as a base for a good integrator in Sage. But >currently it's imho much better to use M

[sage-devel] Re: Sage 2.9.1.rc2

2007-12-23 Thread Robert Miller
There is an rc3, but there are still issues with the new matplotlib spkg on Darwin. We may just roll back to what we were using before... http://sage.math.washington.edu/home/rlmill/release/sage-2.9.1.rc3/dist/sage-2.9.1.rc3.tar On Dec 23, 11:08 am, "William Stein" <[EMAIL PROTECTED]> wrote: > Se

[sage-devel] Re: Sage 2.9.1.rc2

2007-12-23 Thread William Stein
See attached patch to fix problem below... On Dec 23, 2007 8:52 AM, Robert Miller <[EMAIL PROTECTED]> wrote: > > OK, I've fixed the mwrank issues, so const.tex is the only thing left. > The error: > sage: show(line([zeta(1/2 + k*I/6) for k in range(180)]), > rgbcolor=(3/4,1/2,5/8)) > -

[sage-devel] Re: Sage 2.9.1.rc2

2007-12-23 Thread Robert Miller
OK, I've fixed the mwrank issues, so const.tex is the only thing left. The error: sage: show(line([zeta(1/2 + k*I/6) for k in range(180)]), rgbcolor=(3/4,1/2,5/8)) --- Traceback (most recent call last) /home/rlmi

[sage-devel] Re: Sage 2.9.1.rc2

2007-12-23 Thread Robert Miller
Testall on sage.math: Following tests failed: sage -t const.tex sage -t devel/sage-main/sage/libs/mwrank/mwrank.pyx sage -t devel/sage-main/sage/libs/mwrank/interface.py sage -t devel/sage-main/sage/schemes/elliptic_curves/ ell_rational_field.py sage -t devel/sage-main/sage/schemes/elliptic

[sage-devel] Re: Sage 2.9.1.rc2

2007-12-23 Thread William Stein
On Dec 23, 2007 12:09 AM, Robert Miller <[EMAIL PROTECTED]> wrote: > > The URL: > http://sage.math.washington.edu/home/rlmill/sage-2.9.1.rc2.tar See http://sage.math.washington.edu/home/was/build/test/2.9.1.rc2/ for the many test failures on 9 different machines. By the way, perhaps this sh

[sage-devel] Re: error building sage 2.9 on cygwin 1.5.24: tmp-dive_1.s:110: Error: cannot represent relocation type BFD_RELOC_386_GOTPC

2007-12-23 Thread William Stein
On Dec 23, 2007 4:05 AM, mabshoff <[EMAIL PROTECTED]> wrote: > > > > On Dec 23, 11:58 am, Nasser Abbasi <[EMAIL PROTECTED]> wrote: > > I just downloaded sage 2.9 source code tar > > fromhttp://www.sagemath.org/dist/src/index.html > > > > did tar xvf on it, then did make. > > > > I get this build

[sage-devel] gfortran/g77+f2py vs gcc+Cython speed comparison

2007-12-23 Thread Ondrej Certik
Hi, I needed to write 2D Ising model simulation into my school and I decided to compare the two possible solutions how to do it, so I of course wrote it in Python, then rewrote it in Fortran + f2py, and also Cython. What is better? Read below. :) But for the impatient, I am going to use Cython,

[sage-devel] Re: error building sage 2.9 on cygwin 1.5.24: tmp-dive_1.s:110: Error: cannot represent relocation type BFD_RELOC_386_GOTPC

2007-12-23 Thread mabshoff
On Dec 23, 11:58 am, Nasser Abbasi <[EMAIL PROTECTED]> wrote: > I just downloaded sage 2.9 source code tar > fromhttp://www.sagemath.org/dist/src/index.html > > did tar xvf on it, then did make. > > I get this build error below. > I am using cygwin > > $ uname -a > CYGWIN_NT-5.1 computer-h20djr

[sage-devel] error building sage 2.9 on cygwin 1.5.24: tmp-dive_1.s:110: Error: cannot represent relocation type BFD_RELOC_386_GOTPC

2007-12-23 Thread Nasser Abbasi
I just downloaded sage 2.9 source code tar from http://www.sagemath.org/dist/src/index.html did tar xvf on it, then did make. I get this build error below. I am using cygwin $ uname -a CYGWIN_NT-5.1 computer-h20djr 1.5.24(0.156/4/2) 2007-01-31 10:57 i686 Cygwin $ gcc -v gcc version 3.4.4 (cyg

[sage-devel] Re: example of a Mathematica program from my lecture

2007-12-23 Thread Ondrej Certik
Hi Tim! > >Me too. I've been struck by the fact that most of the people that > >I've talked to about Sage, including graduate students (in other > >fields), are most interested in the calculus kind of stuff. > > Axiom implements the Risch Algorithm for elementary functions. > If it returns the an

[sage-devel] Re: Cython is in Debian

2007-12-23 Thread Fabio Tonti
I'd just like to say: GREAT!!! On Dec 23, 2007 1:21 AM, Ondrej Certik <[EMAIL PROTECTED]> wrote: > > Hi, > > as a Christmas present from me, Cython made it to Debian couple of hours > ago: > > http://packages.debian.org/sid/cython > > Could you please Robert release a new version with the automat

[sage-devel] Re: page anchors in the wiki

2007-12-23 Thread William Stein
On Dec 18, 2007 9:29 PM, Dan Drake <[EMAIL PROTECTED]> wrote: > While we're talking about the wiki... > > It would be nice to clean up the FAQ and add sections, and hyperlinks to > individual FAQ entries. This will work nicely if we can add page > anchors...but I can't figure out how to do it. Moi