I had the following failure from make test, from devel/sage-main/
sage/numerical/test.py. I'm guessing its from the convoluted history
of my fortran installs on that machine (a powerpc apple powerbook):
sage -t devel/sage-main/sage/numerical/test.py
Perhaps this could be written to use the new rdef function code, to
make it easier for the user to provide a cdef function to the solver.
That would be great. As a short term alternative, I think I will
write my own simple 4th-order Runge-Kutta solver in cython, but it
would be nice to be
I was really enjoying this when it froze at 4:37. I can't seem to get
past that point.
-Marshall
On Oct 9, 12:27 pm, William Stein [EMAIL PROTECTED] wrote:
Hello,
I've posted the video of Robert Bradshaw's Sage Days 5 talk on Cython
at Google Video:
It works fine on another computer; my old apple laptop can be funny
with multimedia.
Marshall
On Oct 10, 9:28 am, William Stein [EMAIL PROTECTED] wrote:
On 10/10/07, Hamptonio [EMAIL PROTECTED] wrote:
I was really enjoying this when it froze at 4:37. I can't seem to get
past that point
Thanks for working on this. At the moment (on firefox at least) the
toggle function hides the top bar but doesn't increase the size of the
rest of the worksheet. I am wondering if I should apply your first
patch and then the second? I applied the toggle.patch on an
unmodified 2.8.5.1 version.
I am porting some Mathematica code to sage and I ran into a minor
issue. I was using the Mod command in mathematica with argument types
Mod[float,integer] to create a periodic function. In sage, the mod
command gives an error on that sort of input. So I made a simple
function:
def
Thanks for clearing up my confusion. I will try to implement this. I
have added it as ticket #825.
Marshall
On Oct 4, 11:48 am, William Stein [EMAIL PROTECTED] wrote:
On 10/4/07, Hamptonio [EMAIL PROTECTED] wrote:
I am porting some Mathematica code to sage and I ran into a minor
issue
Nice article. I'll be at CIMAT next July I think, Jordi if you're
reading this I look forward to meeting you if you'll still be there.
I'll tape an English version of this to my office door.
-Marshall
On Sep 28, 11:35 am, William Stein [EMAIL PROTECTED] wrote:
Hi,
If you read Spanish, you
I would appreciate any tips on how to extend the + operator in this
way, since I would like to implement Minkowski sums of polytopes and
this is natural notation for that.
Marshall
On Sep 25, 10:37 am, Mike Hansen [EMAIL PROTECTED] wrote:
In SAGE, '+' is used for union of sets. For example,
sage: b + a
42
Note that you'll want to do some type-checking so that y is what you
actually think it should be.
--Mike
On 9/25/07, Hamptonio [EMAIL PROTECTED] wrote:
I would appreciate any tips on how to extend the + operator in this
way, since I would like to implement Minkowski sums
What about an intermediate solution: once someone is a contributor,
you could give them edit access to a wiki page listing contributors,
and then they could keep their entry current.
On Sep 21, 5:53 pm, [EMAIL PROTECTED] wrote:
Sure. I should probably move that page to the wiki so people
I'm interested!
My first thought is I could speak on using sage in bioinformatics/
computational biology courses, although if the organizers had a
particular focus some of my other interests might be more relevant
(polytopes, teaching ODEs and calculus with sage, celestial
mechanics).
Marshall
Thanks for the blueprint! I knew most of that but it was very helpful
to see it all spelled out in order.
-Marshall
On Sep 20, 2:52 pm, Robert Miller [EMAIL PROTECTED] wrote:
Maybe I can offer more words of advice. The source revision system
used by sage is
Yes, thanks, that example looks like it will help me a lot.
Btw, before reading William's instructions, I ran it without the -
python option and it seemed fine. Does the -python option just turn
off the preparser?
Cheers,
Marshall
On Sep 14, 7:52 pm, William Stein [EMAIL PROTECTED] wrote:
On
My impression is that recalculates on the fly, but until you stop
(moving a slider for example) it tries to do quick-and-dirty
computations and rendering. This is pretty clear if you manipulate a
3D graph of a function f(x,y,a) with a the parameter - it doesn't even
draw the mesh until you let
Recently I started using Mathematica 6 in the computer labs of some
courses I teach, and I cannot help but be impressed. The new dynamic
commands such as Manipulate are very impressive, and are perfect for
teaching. Before seeing how powerful it is, I had hoped to switch
from using mathematica
Isn't this exactly the sort of thing that javascript/AJAX is good at doing?
When you move an html control the server is contacted for the updated
output and it is displayed (by directly manipulating the DOM). I'm sure
it won't be as snappy as a purely local GUI (e.g., Mathematica), but it
pm, Hamptonio [EMAIL PROTECTED] wrote:
Recently I started using Mathematica 6 in the computer labs of some
courses I teach, and I cannot help but be impressed. The new dynamic
commands such as Manipulate are very impressive, and are perfect for
teaching. Before seeing how powerful
.
If this doesn't help at all, I will try your suggestion of a local
binutils.
Thanks for the help,
Marshall
On Sep 10, 11:10 pm, mabshoff [EMAIL PROTECTED]
dortmund.de wrote:
On Sep 10, 8:36 pm, Hamptonio [EMAIL PROTECTED] wrote:
cat /etc/issue gives:
Hello Marshall,
Welcome to SUSE
Many of you are probably already aware of this, but there is an early
alpha release of python 3000 that came out a couple of weeks ago. I
thought that might be worth pointing out now so folks can take a look
and get used to it early. The final release is tentatively scheduled
for late 2008:
as the build
says it worked below.
Error building and installing polymake
real6m1.033s
user5m19.608s
sys 0m31.232s
On Sep 9, 10:35 pm, William Stein [EMAIL PROTECTED] wrote:
On 9/9/07, Hamptonio [EMAIL PROTECTED] wrote:
From the MSI webpage, it says the bladecenter is: ...a Linux
in __main__.example_0
***Test Failed*** 1 failures.
For whitespace errors, see the file .doctest_real_rqdf.pyx
On Sep 8, 10:24 am, mabshoff [EMAIL PROTECTED]
dortmund.de wrote:
On Sep 8, 4:33 pm, Hamptonio [EMAIL PROTECTED] wrote:
It turns out that I also have access to a linux-based supercomputer
[EMAIL PROTECTED] wrote:
On 9/9/07, Hamptonio [EMAIL PROTECTED] wrote:
On the BladeCenter, only one test failed after upgrading to 2.8.4:
sage -t devel/sage-main/sage/rings/real_rqdf.pyx
**
File real_rqdf.pyx, line 24
PROTECTED] wrote:
On 9/7/07, Hamptonio [EMAIL PROTECTED] wrote:
Thanks guys. I can't use the notebook anyway from that machine, I
would be running pre-written scripts to do heavy calculations. It got
far enough that I am hopeful I can get it to where it does what I
need.
Please post
Hi,
I am hoping to use sage on some supercomputers and/or clusters.
Currently I am trying to compile it on the IBM Power4 machine at the
Minnesota Supercomputing Center (see http://www.msi.umn.edu/power4/index.html
for some details on that). Its about 300 Power4 processors running
AIX.
I just
:
On Sep 7, 7:00 pm, Hamptonio [EMAIL PROTECTED] wrote:
Hi,
I am hoping to use sage on some supercomputers and/or clusters.
Currently I am trying to compile it on the IBM Power4 machine at the
Minnesota Supercomputing Center (seehttp://www.msi.umn.edu/power4/index.html
for some details
I agree. I think a big selling point for sage is using the notebook
for teaching. A related thing I would love to have someday is the
ability to control which users can see which worksheets, in a fine-
grained sense. E.g., I would like to be able to assign students to
small groups, and have
Anyone who is an academic using SAGE should try to give a little talk
on it to your department (unneccessary at UW of course). I did this
and I generated a fair amount of interest from our grad students. The
faculty weren't overwhelmed, they all wanted particular things that
sage currently
And on a 1.5 Ghz G4 (rev 1.2):
real166m36.901s
user104m24.042s
sys 30m26.661s
-Marshall
On Jul 25, 8:28 pm, Justin C. Walker [EMAIL PROTECTED] wrote:
On Jul 25, 2007, at 17:38 , William Stein wrote:
On 7/25/07, Justin C. Walker [EMAIL PROTECTED] wrote:
For the record: Built
I would vote for putting that content in the Guided Tour part of the
tutorial. I think the variety of documentation would be a little too
fragmented otherwise. In my limited experience so far, new users of
sage can already be confused about where they should look things up.
-Marshall
On Jul
Everything built OK on a powerpc laptop running OS X 10.4.10. The
import scipy.optimize was fine as well apart from some compiler
warnings:
sage: import scipy.optimize
/Users/mh/sage-2.0/local/lib/python2.5/site-packages/numpy/testing/
numpytest.py:634: DeprecationWarning: ScipyTest is now
Building from scratch on a ppc laptop, I run aground when it gets to
lapack. I already had a gfortran installed which may be the problem.
Here are the errors I get at the end of the install attempt:
( cd INSTALL; make; ./testlsame; ./testslamch; \
./testdlamch; ./testsecond; ./testdsecnd;
subprocess instead.
Search Source Code: popen3
1. geometry/lattice_polytope.py
2. geometry/polytope.py
3. interfaces/ecm.py
4. misc/hg.py
-Marshall
On Jul 9, 10:35 pm, Hamptonio [EMAIL PROTECTED] wrote:
Recently I was doing some middleweight polytope calculations - meaning
stuff
I would be willing to chip in some effort on the mathematica.sage
file, although not in the very near future. I plan to begin migrating
my undergraduate courses to sage from mathematica for fall semester
2008. I hope to convince other faculty do to the same, but it won't
be easy. I am mainly
R, and then I could argue that we should
use sage for consistency across the department; it would also start
exposing our grad students to sage.
-Marshall
On Jul 11, 2:38 pm, William Stein [EMAIL PROTECTED] wrote:
On 7/11/07, Hamptonio [EMAIL PROTECTED] wrote:
I would be willing to chip
I agree that RR(expr) works well as an N(expr) replacement. It would
be nice for mathematica migrators to actually have N() defined,
although that does clutter up the namespace more.
I hadn't realized that mathematica was so unusual in its behavior in
this regard. However, there's another
that RDF(expr) works too, and is marginally to extremely faster,
depending on the precision that RR is using.
On Tue, 10 Jul 2007, Hamptonio wrote:
I agree that RR(expr) works well as an N(expr) replacement. It would
be nice for mathematica migrators to actually have N() defined,
although
I have heavily altered the PHCpack interface for sage, and posted the
relevant files as sage-trac 399:
http://www.sagemath.org:9002/sage_trac/ticket/399
Comments are very welcome.
In order to get it working, I have temporarily removed some potential
functionality - the ability to pass in
I have some interest in such an implementation, although more as a
user of it than an architect/developer. I would encourage you to do
it in sage and not GAP.
I can at least commit to help testing any code you work on.
There might be some helpful overlap with Anders Jensen's gfan program,
mybundle.hg
in SAGEHOME or SAGEHOME/devel, I forget which)
On 5/9/07, Hamptonio [EMAIL PROTECTED] wrote:
Hi,
Now that my semester is winding down, I would like to learn to
contribute more actively to SAGE. I do need a little hand-holding
when it comes to hg and submitting patches. I think
I often want to flatten nested lists, and such a command (like
Mathematica's Flatten) does not seem to be present in sage. I propose
adding such a command into the misc.py. I am appending some candidate
code below, and I will also put it on sage-trac (http://
To be honest I didn't give it much thought. This is modified from the
simplest code I could find that did the job.
flatten(GF(5)) does return [0,1,2,3,4], while flatten([GF(5)]) returns
[Finite Field of size 5]. However, you can do:
flatten([GF(5)],ltypes = (list, tuple,
of different implementations, and benchmarks.
On Thu, 28 Jun 2007, Hamptonio wrote:
I often want to flatten nested lists, and such a command (like
Mathematica's Flatten) does not seem to be present in sage. I propose
adding such a command into the misc.py. I am appending some candidate
code
: index + 1] = list(new_list[index])
else:
new_list.pop(index)
break
index += 1
return new_list
On Jun 28, 7:40 pm, William Stein [EMAIL PROTECTED] wrote:
On 6/28/07, Hamptonio [EMAIL PROTECTED] wrote:
Interesting. I think I originally
Hi,
I am getting some funny errors now on the new notebook. In fact, the
first thing I tried failed, defining the following ring:
R7grev.w,r12,r13,r23,m1,m2,m3 = MPolynomialRing(QQ,7,order =
degrevlex)
gives the errors:
./t: line 2: syntax error near unexpected token `('
./t: line 2:
Small but the sound is good. Thanks for putting it up, I was
disappointed I couldn't make it to SD4 and videos help a lot.
-MH
On Jun 22, 2:01 pm, William Stein [EMAIL PROTECTED] wrote:
What do you guys think of this video:
http://sage.math.washington.edu/home/was/tmp/sd4/
Size? Format?
Nils Bruin has addressed most of the points I was going to make, but I
did notice one minor thing in testing the new notebook - it actually
effects the old one too:
If you have a comment with a question mark, the question mark gets
parsed by the help system. I consider this undesirable
I agree, the singular output is nice.I don't use such big rings,
but I very often use two blocks: variables and parameters.
On Jun 19, 7:26 am, Martin Albrecht [EMAIL PROTECTED]
wrote:
On Tuesday 19 June 2007 14:55, Martin Albrecht wrote:
Hi there,
I would like to gather some options
http://www.cam.cornell.edu/~rclewley/cgi-bin/moin.cgi/ProjectOverview#head-702b485f9c8e1152ee4a6cd65f2cc5974da6a8ea
There's a link to the project overview, I forgot to put it in the
original post.
On Jun 8, 1:14 pm, Hamptonio [EMAIL PROTECTED] wrote:
Hi,
I was just at the SIAM dynamical
At the moment, plot_vector_field is only capable of plotting product
vector fields, which is unacceptable for my use of it in an ODE
class. Since it is a crucial issue for my use, I plan on trying to
extend it to handle arbitrary 2d fields, unless Alex Clemesha feels
like doing it for me. Any
One thing I can't figure out is how to make the arrows a constant
length. Any suggestions?
Thanks,
Marshall
On Jun 5, 9:39 am, Hamptonio [EMAIL PROTECTED] wrote:
At the moment, plot_vector_field is only capable of plotting product
vector fields, which is unacceptable for my use
OK, thanks. I will look into hacking the quiver function.
It is unclear to me, from your response, if you understand the problem
with plot_vector_field in its current form. The example from the
wolfram site is somewhat misleading, since it uses a vector field of
the form (f(x),g(y)), but this
What email have you been using for John Stone?
On May 28, 4:33 pm, William Stein [EMAIL PROTECTED] wrote:
On 5/28/07, Robert Bradshaw [EMAIL PROTECTED] wrote:
I'm just glad those are the only two sticky issues. I think we're
fine with jsmath, as you said it's not linked--just
Pop-up windows about upgrades are really annoying. But a simple text
output of the sort described, that doesn't ask for any input, would be
a good idea I think.
-M.Hampton
On May 18, 11:18 am, William Stein [EMAIL PROTECTED] wrote:
Hi,
This is a discussion of update/upgrade notification for
I would like to register to use sage.
Marshall Hampton,
SAGE user #1
:)
On May 18, 3:47 pm, mabshoff [EMAIL PROTECTED]
dortmund.de wrote:
On May 18, 10:07 pm, [EMAIL PROTECTED] wrote:
I HATE it when software phones home. There should be, at least, a config
entry available to disable
I could volunteer some time at the joint meetings at a table. I hope
by then to be at least a small scale developer.
I am very interested in using sage in the courses I teach, but I
initially became interested for research reasons. It would be great
to have a special session at the 2009 joint
Absolutely. I've been thinking about this a fair amount lately as I
would like to use sage in teaching undergrads (mostly multivariable
calc, ODEs, and linear algebra). At first I was thinking of them
installing it on their laptops, but most of them use Windows. Having
a notebook server for a
Yes, I was upgrading.
-MH
On May 9, 12:14 pm, David Harvey [EMAIL PROTECTED] wrote:
On May 9, 2007, at 1:06 PM, Hamptonio wrote:
Hi,
I have the following 'make test' failure for sage 2.5 on a PPC OS X
powerbook:
The following tests failed:
sage -t devel/sage-main/sage
For my OS X intel mac pro:
All tests passed!
Total time for all tests: 1516.7 seconds
I also fired up the notebook and ran a few pieces of my own code, no
problems.
Marshall Hampton
On May 6, 11:24 am, William Stein [EMAIL PROTECTED] wrote:
Hello,
I've posted sage-2.5.alpha3 here:
I would love to attend, but during the week I am teaching a summer
course.
On Apr 27, 5:56 pm, David Joyner [EMAIL PROTECTED] wrote:
Hello SAGE people:
This is proposal for 4th SAGE days 2007, to be held the week of
June 11-16, 2007 (a Monday thru Saturday) in the Mathematics Department of
My current bioinformatics textbook uses R for all its coding examples,
and since I wanted to use python/biopython for my course, I tried to
install the R-python interface. As is often the case with such
things, it turned out to be far from self-contained, and I needed a
whole bunch of libraries
Hi,
I am interested in using phc through sage, and it looks like phc.py is
pretty broken. I've hacked it up to work in blackbox mode (i.e. you
type 'phc -b inputfile outputfile' and it doesn't ask any questions),
and if there is any interest I can try to clean up my efforts.
Does anyone know
I installed 2.4-rc3 on a powerpc g4 powerbook. I had 4 tests fail,
but it looked like that was because I didn't install the gap
packages. The four failures were:
sage -t devel/sage-main/sage/graphs/graph.py
sage -t devel/sage-main/sage/graphs/graph_isom.py
sage -t
/perm_gps/permgroup.py
The dft.py is just a rounding randomness. But I don't know what
would have caused the above three failures.
On 3/25/07, Hamptonio [EMAIL PROTECTED] wrote:
I installed 2.4-rc3 on a powerpc g4 powerbook. I had 4 tests fail,
but it looked like that was because I didn't
PROTECTED] wrote:
On 3/25/07, Hamptonio [EMAIL PROTECTED] wrote:
As I mentioned, they were all due to the lack of the gap packages.
After installing those 2 optional packages, everything is fine:
All tests passed!
Total time for all tests: 3473.6 seconds
-twice the time
Bio.KDTree ? (y/N) running build
On Mar 20, 12:39 pm, William Stein [EMAIL PROTECTED] wrote:
On Tuesday 20 March 2007 9:30 am, Hamptonio wrote:
Just to clarify: the downloading problem isn't biopython-specific - I
can't get anything fromwww.sagemath.orgthrough sage, only from a
browser
/optional/biopython-1.43.spkg'
sage: Failed to download package biopython-1.43 from www.sagemath.org
On Mar 19, 10:52 pm, William Stein [EMAIL PROTECTED] wrote:
On Monday 19 March 2007 8:28 pm, Hamptonio wrote:
Hi,
I became interested in SAGE after I found it to be the easiest way to
install
about this once the package
download problems get a little sorted out.
Thanks again,
Marshall
On Mar 20, 7:53 am, Hamptonio [EMAIL PROTECTED] wrote:
Great! I am once again amazed by your speed.
I set SAGE_SERVER as you said, but my attempt at installing fails to
get the package. The output
Hi,
I became interested in SAGE after I found it to be the easiest way to
install cddlib and gmp, and now I am getting hooked. My research is
very schizophrenic: besides some computational algebra/geometry coming
from dynamical systems, I am also interested in mathematical biology
and
Very nice! Things seem fine so far after a few crude tests (on a Mac
Pro, sage 1.6, no packages installed). I will try to push it harder
soon. I think there is one small typo in the documentation: for the
initial condition example shouldn't it be
y_0=1,y_1=1, would do
Hi,
I would be interested in helping with Kantor's ODE solver , although
I don't know what that is. I have a long-term goal of replacing
Mathematica with SAGE for our department's ODE and Calc III labs, but I
don't think the time is right yet.
-Marshall Hampton
University of Minnesota, Duluth
71 matches
Mail list logo
