are running out of RAM and are using the swap a lot, which makes
things very slow. Of course, in that case doing *anything* inside the
virtual machine would feel quite slow.
--
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Alex
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You received
you to know all the digits from the
fraction point to the part you are interested in.
(Try it yourself: I have a number N whose hexadecimal expansion is
*3A*, where I don't know the * digits. What information does this
give you about the decimal expansion?)
--
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Alex
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this won't help.
--
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Alex
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For more
: return a generator of
the multiplicative group, then add Warning: This generator might
change from one version of Sage to another.
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to the value of the integral, and the second is an upper
bound on the error of this approximation. Type
sage: numerical_integral?
to find out more about this.
Best,
Alex
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in I
True
sage: x in I
False
Best,
Alex
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is willing to give it a shot.
Best,
Alex
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there is no pcre executable to run.
Best,
Alex
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-1.3.1/share/doc/Macaulay2/Macaulay2Doc/html/_coherent_spsheaves.html
and related pages, and if that does not help, ask on the Macaulay2
mailing list, see
http://groups.google.com/group/macaulay2
Best,
Alex
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.
Best,
Alex
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For more options
without any problems.
So that's why I don't know what's going on at your end. The best I can
do at the moment is to suggest renaming the sage-vmware folder and
starting over from sage-vmware-4.5.2.zip (if you still have it).
Best,
Alex
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Lecturer
-vmware-4.5.2 that's up now.
Best,
Alex
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should be given the opportunity to
*assert* that the number is prime (or non-prime).
... and Ctrl-C should be allowed to stop this. I tried this out, then
pressed Ctrl-C and had to go to the office. It was still going more
than 6 hours later.
Best,
Alex
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labs (Windows only) and I'd like to use something more recent
than 4.4.alpha0.
Thanks,
Alex
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the
documentation is correct about this.
Best,
Alex
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: is_FreeModule(x)
False
Best,
Alex
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with the power series code will jump in at
this point.
This type of thing has been noticed before (a couple of times!), see
http://trac.sagemath.org/sage_trac/ticket/3979
http://trac.sagemath.org/sage_trac/ticket/5367
I guess it might be time to fix these :)
Best,
Alex
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URL: http://www.sagemath.org
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care about?
Best,
Alex
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/
local/
This is just a shot in the dark, but I think the problem might be that
the directory where you put sage has a ` character in it. Can you
try to rename the directory Deb`s to something else like Debs and
try again?
Best,
Alex
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Lecturer
as the docstrings indicate.
Alex
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been the same since 4.3.1
Is there a class?
functions?
or is it just a random note about those words?
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of precision.
... which you can figure out from the first two lines of the docstring
for n, by typing n? at the Sage prompt :).
Best,
Alex
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on their findings. Either it will work well,
which would give you a good argument to get your sysadmin to upgrade; or
it will bring somebody else's server down, in which case there's
probably some bug to fix.
Best,
Alex
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().
And again, maybe there should be a nice way of doing this within
symbolics and somebody else can comment on this.
Best,
Alex
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, 1)]
Is this what you were hoping for?
Best,
Alex
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something like
q, r = 4357.quo_rem(3754)
and get the quotient and the remainder in one go.
* in Extended gcd, I think saying *the* values of r and s might
mislead people into thinking that these values are uniquely
determined; I would drop the the.
Best,
Alex
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/SageLivePupv02.iso
Here is the md5sum to check if the download is ok:
359f63129d4f3993bd890e4029b4d98f
I'll leave this up until a copy makes it onto the official Sage pages.
Best,
Alex
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of the major software that does this also allows you to
turn it off (I'm thinking of Firefox here).
Best,
Alex
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www.sagemath.org
This will give you Sage 4.3.2, the latest release. Another option is to
download the sources and build it yourself.
Best,
Alex
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]
sage: type(srange(5)[2])
type 'sage.rings.integer.Integer'
sage: for i in srange(1, 5):
print i.factor()
1
2
3
2^2
Best,
Alex
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poly.polar
poly.vertices
poly.facial_incidences poly.prism
Feel free to explore these and ask more questions.
Best,
Alex
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might have it as well by now.)
Best,
Alex
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sage
On Sat, 30 Jan 2010 18:01:45 +1100, Alex Ghitza aghi...@gmail.com wrote:
I will make a new binary distribution and upload it somewhere, and I'll
send you the link when that's done.
It's basically done; I am getting it compressed with lzma right now, so
it should be ready in about 30 minutes
.__use_workspace_cache and self.__make_workspace:
RuntimeError: Unable to start gap
Error importing ipy_profile_sage - perhaps you should run %upgrade?
WARNING: Loading of ipy_profile_sage failed.
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are a more contentious matter. RSA
thinks that the original algorithms due to Koblitz-Miller are not under
patent, but that certain implementation techniques and newer algorithms
are, see
http://www.rsa.com/rsalabs/node.asp?id=2325
Best,
Alex
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On Mon, 4 Jan 2010 03:03:32 -0800 (PST), Harald Schilly
harald.schi...@gmail.com wrote:
On Jan 4, 1:16 am, Alex Ghitza aghi...@gmail.com wrote:
I finished creating binaries for 32-bit and 64-bit Archlinux...
Hi, should I upload these to the mirror or do you try again with the
fat binaries
On Mon, 4 Jan 2010 03:03:32 -0800 (PST), Harald Schilly
harald.schi...@gmail.com wrote:
On Jan 4, 1:16 am, Alex Ghitza aghi...@gmail.com wrote:
I finished creating binaries for 32-bit and 64-bit Archlinux...
Hi, should I upload these to the mirror or do you try again with the
fat binaries
from source.)
Best,
Alex
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On Sun, 03 Jan 2010 20:47:37 +1100, Alex Ghitza aghi...@gmail.com wrote:
One of these days I will find out how to make binaries and I'll produce
32 and 64 bit binaries for archlinux.
Sorry to be replying to myself. I read through the rest of README.txt
(for the first time ever, I guess
it is only stated that it's injective.
Thanks in advance,
Kilian.
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Harald, can you put these on the Linux binaries page? I will try to
keep producing these for the next releases.
Best,
Alex
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No, I didn't because of the warning in README.txt. I can do it in the
future, though.
Best,
Alex
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what Ciaran was saying).
Best,
Alex
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do in your
situation is to find out what firewall software is enabled on your
machine and then google XYZ ABC configuration, where XYZ is your Linux
distribution and ABC is the firewall software.
Best,
Alex
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-- Australia
plain wrong.
Best,
Alex
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).
Definitely let us know if you're having any trouble installing a
recent version, or if there are other features that you would like to
have regarding elliptic curves.
Best,
Alex
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. Has anyone else seen
this?
Best,
Alex
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sage
On Fri, Nov 27, 2009 at 03:53:39PM -0800, William Stein wrote:
I've never heard of this. The above could be caused by some file
being corrupted.
Delete $HOME/.sage/temp to get rid of this problem.
Thanks, that did it.
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)
sage: I.basis()
[
(1, 0, -1, -2, -2),
(0, 1, 1, 2, 2)
]
sage: S = F + G
sage: S.basis()
[
(1, 0, 0, -1, 0),
(0, 1, 0, 1, 0),
(0, 0, 1, 1, 0),
(0, 0, 0, 0, 1)
]
Best,
Alex
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On Tue, Nov 17, 2009 at 01:52:58PM -0800, Simon King wrote:
Hi Alex!
On 17 Nov., 22:12, Alex Ghitza aghi...@gmail.com wrote:
...
I'm not sure I understand this paragraph. Mathematically, 0*M is
always the zero matrix and never the number 0. So it seems to me that
maple screws up
On Tue, Nov 10, 2009 at 01:27:18PM -0800, Mikie wrote:
Simon,
No, I haven't any upgrade.
Could you tell explicitly what to do for the upgrade?
Just type
sage -upgrade
and see what happens.
Alex
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-- Australia
do it at the very
beginning, instead of having to wait until R fails.)
2. The other option (more of a hackish workaround) is to do
cp /usr/lib/libgcc_s.so /opt/sage-4.2/local/lib/gcc-lib/i686-pc-linux-gnu/4.0.3/
and try make again.
Best,
Alex
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-4.2/local/lib/
and then make again.
Best,
Alex
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didn't see this at all either.
[...]
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will be much
appreciated.
Thank you,
David Holmes
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On Thu, Oct 22, 2009 at 01:11:18PM -0400, Mariah Lenox wrote:
Would a sage developer please check in this (very minor)
patch to the symbolic/expression.pyx documentation.
[...]
Up at
http://trac.sagemath.org/sage_trac/ticket/7265
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Sage.
Best,
Alex
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. a university, or a Unix
machine, or a unicorn. If the initial sound is closer to an ah
(damn it's hard to write this down), one uses an, e.g. an unusual
circumstance versus a usual circumstance.
I hope this makes sense. Also, disclaimer: IANANES (I am not a native
English speaker :)
--
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Try
sage: kronecker_symbol(a, N)
with a and N your favourite integers.
Best,
Alex
On Sun, Jul 19, 2009 at 4:28 PM, Santanu
Sarkarsarkar.santanu@gmail.com wrote:
How Jacobi Symbol (a/N) can be calculate in Sage 4.1
--
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It's now N.nbits()
Best,
Alex
On Sat, Jul 18, 2009 at 10:53 PM, Santanu
Sarkarsarkar.santanu@gmail.com wrote:
How can find the number of bits of an integer in Sage 4.1 ?
Say, N=1234.
In Sage 3.1.1 it was N.bits() .
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))
-1.25992104989487
sage: (-2.0)^(1/3)
0.629960524947437 + 1.09112363597172*I
Clear. Thanks. Why this particular root?
I believe that it is the real 3rd root of 2 times the natural
primitive 6th root of 1, i.e. exp(2*pi*i/6).
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that Michael is describing when
running loops where elliptic curves (or even just plane curves) are
created. The patch seems to have no effect on those loops.
Alex
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situations?
Best,
Alex
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would probably need to tweak the preparser and play with ipython,
but I don't know enough about this to actually do it...
Best,
Alex
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-- Australia -- http://www.ms.unimelb.edu.au/~aghitza
and 4.0_etch. Is
one or the other of these a better choice for installing on a Gentoo
Linux box?
-John
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USA
phone (401) 874-9195
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(check out the ones named SD14__Visualisation*, they have a bunch of
examples of plots of varieties)
/shameless self-referral
Best,
Alex
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, in gfq_gap_to_sage
return F(K(g**e))
File finite_field_givaro.pyx, line 530, in
sage.rings.finite_field_givaro.FiniteField_givaro.__call__
(sage/rings/finite_field_givaro.cpp:4005)
TypeError: unable to coerce from a finite field other than the prime
subfield
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) # and Sage will answer: 3
If you do F.substitute? you will get the documentation for the substitution
method, with more examples of usage.
Best,
Alex
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in handy when making changes to the sage library
Best,
Alex
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-- Forwarded message --
From: Nick Alexander ncalexan...@gmail.com
Date: Thu, Mar 12, 2009 at 10:08 AM
Subject: Re: two questions about sage-mode
To: Alex Ghitza aghi...@gmail.com
On 11-Mar-09, at 3:48 PM, Alex Ghitza wrote:
Hi folks,
Quite a few people at Sage Days 14
of Magma from a paper
I wrote long ago http://arxiv.org/abs/math.NT/0403548
and this question arose from that.)
Thanks,
David JOyner
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University
luizfelipe.mart...@gmail.com
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.|
--
sage: proofStrain,f_y,gamma_ms = 0.002, 250, 1.1499
sage: abc = 3150/(2000*(proofStrain + 5.00e-6*f_y/gamma_ms) + 7)
sage: abc
239.108910891089
sage: abc.n(digits=5)
239.11
Best,
Alex
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))
44.1881812310129
Best,
Alex
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The correct syntax is sin(x), not sin x. And so the following works:
sage: plot(sin(x), (-1,1))
Best,
Alex
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0swaps
Martin
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for x in [3,4]] does work.
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-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Hi,
I don't think you need to do anything special. Just install sage the
normal way (either from binaries or building from source), then run
sage -notebook
This can be run either as root or as a normal user (probably
preferable).
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
William Stein wrote:
| On Sat, Apr 19, 2008 at 9:38 AM, Alex Ghitza [EMAIL PROTECTED] wrote:
| The mysterious reason is that we enhanced the security of
| the notebook for local users. Namely, you now *must* do
|
| sage -c notebook(address
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Hi folks,
I run a notebook server for one of the classes I'm teaching. It works
fine with sage-2.10.2, but I have trouble with more recent versions. It
might have something to do with the new version of twistd, but I really
don't know anything
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
William Stein wrote:
| On Wed, Apr 16, 2008 at 6:35 AM, Alex Ghitza [EMAIL PROTECTED] wrote:
| Hi folks,
|
| I run a notebook server for one of the classes I'm teaching. It works
| fine with sage-2.10.2, but I have trouble with more recent versions
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Hi Andy,
I had the exact same question a few days ago. There are
many issues involved here, but the short answer to your
question (provided by Carl Witty) is:
you can plot x^(1/3) with
show(plot(lambda x : RR(x).nth_root(3), -10, 10),
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Hi,
I'm trying the following:
~sage: t = var('t')
~sage: x = function('x', t)
~sage: de = lambda y: diff(y,t) - y^4
~sage: desolve(de(x(t)),[x,t])
I get: 't+%c'
But x(t)=t is clearly not a solution
:
| Solves a 1st or 2nd order linear ODE via maxima.
|
| On Feb 18, 2008 10:03 PM, Alex Ghitza [EMAIL PROTECTED] wrote:
| Hi,
|
| I'm trying the following:
|
| ~sage: t = var('t')
| ~sage: x = function('x', t)
| ~sage: de = lambda y: diff(y,t) - y^4
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bill.p wrote:
| Sorry, Carl, it's
| http://www.billp.org/Fermat_1729.sws
|
| Here's my transcript of the notebook for David. Firefox wouldn't let
| me copy/paste from the notebook!
| Ended up pressing the 'print' link, then doing File/save-as
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Hi,
I've been playing with spaces of modular symbols over finite fields, and
I ran into two issues that seem to be separate (they're tickets #1231
and #1232 now):
1. doing
ModularSymbols(1,8,0,GF(3)).simple_factors()
gives
-
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Success on Intel Core 2 running Gentoo:
Machine: Linux latitude 2.6.21-gentoo-r4 #1 SMP Wed Jul 18 15:19:23 EDT
2007 i686 Genuine Intel(R) CPU T2400 @ 1.83GHz GenuineIntel GNU/Linux
real66m23.913s
user64m31.750s
sys 4m40.942s
To install
which make it appear that you have sage-2.8
installed.
--
Joel
On Monday 13 August 2007 11:47, Alex Ghitza wrote:
Hi,
I'm trying to compile sage-2.8 and it breaks down on linbox_wrap, with
the message:
checking for correct ltmain.sh version... no
configure: error:
*** [Gentoo
which make it appear that you have sage-2.8
installed.
--
Joel
On Monday 13 August 2007 11:47, Alex Ghitza wrote:
Hi,
I'm trying to compile sage-2.8 and it breaks down on linbox_wrap, with
the message:
checking for correct ltmain.sh version... no
configure: error:
*** [Gentoo
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