On Jan 25, 10:24 pm, mhampton hampto...@gmail.com wrote:
I have a half-written email to David Avis (author of lrs with Fukuda)
at McGill that I will try to finish today, and ask him about Fukuda.
My travels interrupted it and then I forgot about it.
-Marshall
Thanks Marshall. I checked
On Jan 25, 4:45 pm, William Stein wst...@gmail.com wrote:
Hi,
Here's a summary of files failing on the vmware build farm (at least
the part that was on), followed by failures on other machines.
opensuse64 fails to build.
There is a fix for that one, but it hasn't made it into trac yet.
On Jan 25, 8:53 am, Alec Mihailovs a...@mihailovs.com wrote:
From: mabshoff mabsh...@googlemail.com
There shouldn't be two cygwin.dlls on the same computer.
No, this does not apply since first cygwin1.dll in %PATH% or CWD will
be the one used if no DLL has been loaded into RAM. You
Hello everybody,
I'm about to implement a C++-class for polynomials in the style of
PolyBoRi, but with integer-valued coefficients. In fact, the Integers
may be quite large, let's say up to 2^512.
Since this data type might be interesting for the SAGE community
somewhen, I would like to ask you
On Jan 25, 6:04 pm, kcrisman kcris...@gmail.com wrote:
Is that September 2009? If we do not have something native on Windows
then we are in deep trouble.
The technical discussion above was very interesting, as I know little
about Windows internals, and it sounds like tons of good work is
Hi Alexander!
I think, you forgot to mention, that you are interested in arithmetic
modulo some power power of 2, so maybe 2^512.
Additionally, I want to mention, that upto 2^512 is not so large, but
just doesn't fit into single words.
Michael
On 26 Jan., 11:06, Alexander Dreyer
Hi, on the public bug tracker I got this one:
http://spreadsheets.google.com/ver?key=pCwvGVwSMxTzT6E2xNdo5fAt=1232807032283000pt=1232807012283000diffWidget=trues=AJVazbXBr2D7KZ6E3qJBWICjRrHj5pKG-Qpli=1
quote:
A simple call to the function with an irrational number returns a list
for the
On Jan 26, 3:43 am, John Cremona john.crem...@gmail.com wrote:
Hi John,
I just built 3.3.alpha2 ok on a 64-but Suse machine. Instead of using
the command line make ./sage -testall as I used to do I just did
make test. This did not work: after the build finishes this is what
I see:
Michael, you are a genius. For some reason I was setting SAGE_ROOT in
my .bashrc on that machine, and it was indeed pointing to a version
which no longer exists there. Now it's working and a 64-bit test
report will follow.
John
On 26 Jan, 11:51, mabshoff mabsh...@googlemail.com wrote:
On Jan
On 26 Jan, 07:24, parisse bernard.pari...@ujf-grenoble.fr wrote:
On Jan 25, 10:22 pm, Bill Hart goodwillh...@googlemail.com wrote:
FLINT is faster of course! (Well for 1d anyway, :-) )
But seriously, Bernard's original contention that giac is within 1.5
times what Magma will do is
On Jan 25, 1:31 am, parisse bernard.pari...@ujf-grenoble.fr wrote:
I also implemented parallel multiplication in giac, but with the
degree of the first variable to separate threads (that's easier to
implement than rebuilding one heap from several heaps). This work also
on distributed
I found a small trick to unroll some loops, this improve a little bit
the modular timings, I have updated giac_benchmark.tgz.
--~--~-~--~~~---~--~~
To post to this group, send email to sage-devel@googlegroups.com
To unsubscribe from this group, send email to
For dense problems the answer is tentatively yes, however you
can also shrink the size of the heap. See the chaining section
in http://www.cecm.sfu.ca/~rpearcea/sdmp/sdmp_div.pdf
The details of what may be faster or not will depend on your
implementation.
I'm already using chaining
2009/1/26 mabshoff mabsh...@googlemail.com:
There are several fixes for Solaris and improvements to build shared
libraries in our tree:
* allfaces.c.diff makes cddlib compile on Solaris 10 on x86 and Sparc
since some variable names collide with numerical constants
* #3304 - Make cddlib
Just out of curiosity, what is so difficult about installing VMware +
VMware Sage? Let me break this down into two questions:
(1) What are some things that are difficult about installing VMware?
This is a well-supported commercial product made by publicly traded
company with an operating
On Jan 26, 7:22 am, parisse bernard.pari...@ujf-grenoble.fr wrote:
For dense problems the answer is tentatively yes, however you
can also shrink the size of the heap. See the chaining section
in http://www.cecm.sfu.ca/~rpearcea/sdmp/sdmp_div.pdf
The details of what may be faster or not
On Jan 25, 2009, at 9:00 AM, William Stein wrote:
On Sun, Jan 25, 2009 at 8:44 AM, mabshoff mabsh...@googlemail.com
wrote:
On Jan 25, 8:20 am, Martin Albrecht m...@informatik.uni-bremen.de
wrote:
4.0 was discussed
I think we should agree way in advance when 4.0 is going to be
+1
On Jan 26, 2009, at 3:44 AM, Harald Schilly wrote:
Hi, on the public bug tracker I got this one:
http://spreadsheets.google.com/ver?
key=pCwvGVwSMxTzT6E2xNdo5fAt=1232807032283000pt=1232807012283000dif
fWidget=trues=AJVazbXBr2D7KZ6E3qJBWICjRrHj5pKG-Qpli=1
I didn't know there was another
So the idea is that in Sage 4.0 we will drop all code that yields
DeprecationWarnings and has already been in Sage for at least 6
months? I.e., we only purge deprecated code older than 6 months
during major releases, but not during point releases?
I think a major release like 4.0 should
On Mon, Jan 26, 2009 at 11:52 AM, David Roe roed...@gmail.com wrote:
So the idea is that in Sage 4.0 we will drop all code that yields
DeprecationWarnings and has already been in Sage for at least 6
months? I.e., we only purge deprecated code older than 6 months
during major releases, but
On Mon, Jan 26, 2009 at 11:48 AM, Robert Bradshaw
rober...@math.washington.edu wrote:
On Jan 26, 2009, at 3:44 AM, Harald Schilly wrote:
Hi, on the public bug tracker I got this one:
http://spreadsheets.google.com/ver?
key=pCwvGVwSMxTzT6E2xNdo5fAt=1232807032283000pt=1232807012283000dif
On Jan 26, 2009, at 11:48 AM, William Stein wrote:
On Mon, Jan 26, 2009 at 11:35 AM, Robert Bradshaw
rober...@math.washington.edu wrote:
On Jan 25, 2009, at 9:00 AM, William Stein wrote:
On Sun, Jan 25, 2009 at 8:44 AM, mabshoff mabsh...@googlemail.com
wrote:
On Jan 25, 8:20 am,
On Jan 26, 2009, at 11:57 AM, William Stein wrote:
On Mon, Jan 26, 2009 at 11:48 AM, Robert Bradshaw
rober...@math.washington.edu wrote:
On Jan 26, 2009, at 3:44 AM, Harald Schilly wrote:
Hi, on the public bug tracker I got this one:
http://spreadsheets.google.com/ver?
I feel one fairly big problem with the VMware installation is the
sheer size of the binary to download. Other issues are performance;
running a Sage server in a VMware session is noticeable slower than
connecting to an on-line Linux version. Then there are some practical
problems such as
Hi,
I just want to thank bsdz for responding, and emphasize that the point
of this thread is mainly to see what options there are to make the
VMware-sage experience much better, while we wait for the native
windows port. There are likely many highly annoying issues people
have with the vmware
On Mon, Jan 26, 2009 at 12:37 PM, Phaedon Sinis phaedonsi...@gmail.com wrote:
Is there anything I should know about Sage Python 3.0? Plans to migrate
to Python 3 code?
Don't worry about it at all. I don't see us migrating to Python 3.x for at
least 2 years or so, and nobody developing Sage
Is there an easy way to draw infinite planes in Sage, given, say, the
normal vector and a point on the plane? Of course, you can draw them
using parametric_plot3d, but that requires me specifying a range, etc.
It also seems like it wouldn't be terribly efficient, since the infinite
plane
On Mon, Jan 26, 2009 at 1:20 PM, Jason Grout
jason-s...@creativetrax.com wrote:
Is there an easy way to draw infinite planes in Sage, given, say, the
normal vector and a point on the plane? Of course, you can draw them
using parametric_plot3d, but that requires me specifying a range, etc.
William Stein wrote:
On Mon, Jan 26, 2009 at 1:20 PM, Jason Grout
jason-s...@creativetrax.com wrote:
Is there an easy way to draw infinite planes in Sage, given, say, the
normal vector and a point on the plane? Of course, you can draw them
using parametric_plot3d, but that requires me
Hi,
At SD12 I brought up (again) the question of auto-updating interact
worksheets. To review the problem: if an interact engages in a lot of
computation, and the moves a slider, then the interact gets kind of
ugly. This can be especially bad if a lot of students are using the
same server.
It
Hi,
I meant to reply to this earlier, but forgot.
I had developed a theme, too. I've now uploaded it to a wiki page for
themes (couldn't find one) at
http://wiki.sagemath.org/themes
Elliott, you should upload your theme there. I'd do it myself but I
didn't want to step on any toes.
If I
On Mon, Jan 26, 2009 at 1:57 PM, Mike Hansen mhan...@gmail.com wrote:
Hello,
On Mon, Jan 26, 2009 at 1:51 PM, john_perry_usm john.pe...@usm.edu wrote:
I'll post this to sage-support too, but I'm writing it here to ask
whether people think that this should be a *default* widget that is
William Stein wrote:
On Mon, Jan 26, 2009 at 1:57 PM, Mike Hansen mhan...@gmail.com wrote:
Hello,
On Mon, Jan 26, 2009 at 1:51 PM, john_perry_usm john.pe...@usm.edu wrote:
I'll post this to sage-support too, but I'm writing it here to ask
whether people think that this should be a *default*
I see what you mean by the download size. Perhaps another option might
be to offer the source code as a separate download if any is included.
VMware Sage is likely mostly going
to be faster than a native windows port, especially on modern
processors.
I'm not too sure if this sounds correct.
On Mon, Jan 26, 2009 at 3:01 PM, Jason Grout
jason-s...@creativetrax.com wrote:
How about this slight change in syntax:
@interact(update=False)
def _(...
If you wanted to do this, and still support the regular @interact
(with no parens) syntax, then you'll need to make a pretty
Hi
I have written a simple function that generates Bell Polynomials.
It is documented and published at http://sagenb.org:8000/home/pub/182/
Is there any where this could be added to the main distribution?
Cheers
--
Blair
--~--~-~--~~~---~--~~
To post to this
In general there aren't global variables, with a couple of important
exceptions. One is the memory manager, particularly the stack based
manager, is not currently threadsafe. But as releasing memory back to
the stack is actually done by calling a function rather than some
macro, this can
Hi Blair,
On Mon, Jan 26, 2009 at 3:36 PM, bsdz blai...@googlemail.com wrote:
Is there any where this could be added to the main distribution?
I made a few modifications to your routine to match some of the style
conventions used in Sage. Also, instead of passing in the variables,
I'm
On Mon, Jan 26, 2009 at 2:06 AM, Alexander Dreyer
jan.alexander.dre...@googlemail.com wrote:
Hello everybody,
I'm about to implement a C++-class for polynomials in the style of
PolyBoRi, but with integer-valued coefficients. In fact, the Integers
may be quite large, let's say up to 2^512.
Looks good to me except the note needs to be removed.
Also would it be possible to update the formula to
$B_{n,k}(x_1, x_2, \ldots, x_{n-k+1}) = \sum_{\sum{j_i}=k, \sum{i j_i}
=n} \frac{n!}{j_1!j_2!\ldots} \frac{x_1}{1!}^j_1 \frac{x_2}{2!}^j_2
\ldots$
Thanks
On Jan 27, 12:14 am, Mike Hansen
On Mon, Jan 26, 2009 at 5:11 PM, bsdz blai...@googlemail.com wrote:
Looks good to me except the note needs to be removed.
Also would it be possible to update the formula to
$B_{n,k}(x_1, x_2, \ldots, x_{n-k+1}) = \sum_{\sum{j_i}=k, \sum{i j_i}
=n} \frac{n!}{j_1!j_2!\ldots}
Particularly for heavy use or ones with a fair amount of symbolic
usage I think this is a great idea. If it's not actually a little
checkbox but rather a function parameter, though, it should be quite
clear in the interact? documentation (and fairly early on) what to do,
and probably include a
Here is a bug: one should be able to coerce the element that created
the number field into the number field:
sage: R = QQ[sqrt(2)]
sage: R(sqrt(2))
Traceback
...
TypeError: class 'sage.calculus.calculus.SymbolicComposition'
I came across this while playing around: I was
Missed copying the definition of q:
sage: q = QQbar(sum([sqrt(n) for n in range(10)]))
David
On Mon, Jan 26, 2009 at 10:52 PM, David Roe r...@math.harvard.edu wrote:
So, it's a little annoying in general, since something like sqrt(2) will
have multiple embeddings into the number field.
I just created a new experimental version of the FriCAS package for
sage. You can download and install it as follows:
$ wget http://sage.math.washington.edu/home/page/packages/fricas-1.0.5.spkg
$ .../sage -f fricas-1.0.5.spkg
For more info or to report problems see
On Jan 26, 2009, at 7:52 PM, David Roe wrote:
So, it's a little annoying in general, since something like sqrt(2)
will have multiple embeddings into the number field. There's an
argument to be made for square roots and quadratic number fields
(both because this is a common use case
Hi Aric,
I'm in the process of doing some updating to the graph theoretic
component of Sage (www.sagemath.org), which uses NetworkX for much of
its basic graph theoretic computation. I like to request a trac
account for NetworkX so that I'd be able to upload patches to the trac
server of
Good idea, John. I uploaded the two themes that I made to the wiki
(with screenshots for yours and mine) as well. I had somewhat
forgotten about making a revised version of the sagemath theme, so I'm
glad you reminded me. Hopefully I'll do that soon.
Elliott
On Jan 26, 2:19 pm, john_perry_usm
Last week I fixed a bug (#5052) in sage-preparse and I noticed that
there are no doctests in the file. Here we have another example of
untested code being broken -- is there any way to do doctesting of files
in local/bin?
Certainly many of the files there can't be doctested (binaries, as an
On Mon, Jan 26, 2009 at 8:08 PM, Bill Page bill.p...@newsynthesis.org wrote:
I just created a new experimental version of the FriCAS package for
sage. You can download and install it as follows:
$ wget http://sage.math.washington.edu/home/page/packages/fricas-1.0.5.spkg
$ .../sage -f
On Mon, Jan 26, 2009 at 9:04 PM, Dan Drake dr...@kaist.edu wrote:
Last week I fixed a bug (#5052) in sage-preparse and I noticed that
there are no doctests in the file. Here we have another example of
untested code being broken -- is there any way to do doctesting of files
in local/bin?
Yes,
On Mon, Jan 26, 2009 at 8:08 PM, Bill Page bill.p...@newsynthesis.org wrote:
I just created a new experimental version of the FriCAS package for
sage. You can download and install it as follows:
$ wget http://sage.math.washington.edu/home/page/packages/fricas-1.0.5.spkg
$ .../sage -f
On Jan 26, 2009, at 9:53 PM, William Stein wrote:
On Mon, Jan 26, 2009 at 9:04 PM, Dan Drake dr...@kaist.edu wrote:
Last week I fixed a bug (#5052) in sage-preparse and I noticed that
there are no doctests in the file. Here we have another example of
untested code being broken -- is there
The main problem I see with the above is that it is hard to see what
the test coverage of the files in local/bin/ is.
I'm all for keeping doctests as local as possible--it would be nice
to put the test for sage -preparse in the sage-preparse file itself.
We could add a line to sage -testall
Probably, for numbers with 512 BITs (8 64 BIT words) (in particular
with a hard, small bound),
I could imagine, that is appropriate to store the data in place,
instead of using dynamically allocated memory, as it increases the
locality of reference and
doesn't use extra memory for pointers/space
On Jan 26, 2009, at 10:21 PM, William Stein wrote:
The main problem I see with the above is that it is hard to see what
the test coverage of the files in local/bin/ is.
I'm all for keeping doctests as local as possible--it would be nice
to put the test for sage -preparse in the
William Stein wst...@gmail.com writes:
By the way, when using this, I repeatedly felt like I wished the
command in Sage were fricas instead of axiom and the file to test
were fricas.py instead of axiom.py.
I agree. Meanwhile, FriCAS is well established.
By the way, is the following
On Mon, Jan 26, 2009 at 3:23 PM, Mike Hansen mhan...@gmail.com wrote:
On Mon, Jan 26, 2009 at 3:01 PM, Jason Grout
jason-s...@creativetrax.com wrote:
How about this slight change in syntax:
@interact(update=False)
def _(...
If you wanted to do this, and still support the regular
On Mon, Jan 26, 2009 at 10:51 PM, Martin Rubey
martin.ru...@math.uni-hannover.de wrote:
William Stein wst...@gmail.com writes:
By the way, when using this, I repeatedly felt like I wished the
command in Sage were fricas instead of axiom and the file to test
were fricas.py instead of
William Stein wst...@gmail.com writes:
I don't personally know it, since it's pretty hard to read that ASCII
art in email. I know some people (Chris Mihelich and Ken Ono) who
would likely instantly know... but you should typeset a short note
about this in tex to make it more palatable to
It's possible that you're using html or some other markup in your e-mail
that some of us using text-based clients aren't getting. The main problem
with the way your message appears for me is that the exponents are not
paired with their bases. It's totally unreadable. Whereas many
mathematicians
On Mon, Jan 26, 2009 at 11:07 PM, Martin Rubey
martin.ru...@math.uni-hannover.de wrote:
William Stein wst...@gmail.com writes:
I don't personally know it, since it's pretty hard to read that ASCII
art in email. I know some people (Chris Mihelich and Ken Ono) who
would likely instantly
On Mon, Jan 26, 2009 at 3:09 PM, bsdz blai...@googlemail.com wrote:
I see what you mean by the download size. Perhaps another option might
be to offer the source code as a separate download if any is included.
Almost no source code is included, except for the core sage library
(which isn't
David Roe r...@math.harvard.edu writes:
It's possible that you're using html or some other markup in your e-mail
that some of us using text-based clients aren't getting.
Huh? I don't understand, who are you adressing? I'm using Gnus, which
is unlikely to insert any tabs or markup.
The
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