[sage-devel] Re: something from sci.math.symbolic

2008-05-14 Thread Dan Drake
On Tue, 13 May 2008 20:58:34 -0700 William Stein wrote: Oh my god :-). I can't wait to use this next time I give a talk in Canada: sage: sloane_find([11269, 11566, 12376, 12430, 12700, 12754, 15013, 17589, 17797, 18181, 18421, 18453]) Searching Sloane's online database... [[110375,

[sage-devel] minimal import for symbolic processing

2008-05-14 Thread Suresh Jeevanandam
Hello everybody, I am using sage-2.9.1.1 . I am using it for symbolic solving of network equations. Every time I start the script it takes really huge time to start, spending time in import sage.all.* from sage.all import * Is there any alternative for this, If all I will need is

[sage-devel] Re: New Sage website

2008-05-14 Thread John Cremona
A possible alternative draft of the text on the front page: Sage is an open source mathematics software package. It combines and builds on many existing open source packages, unifying them with a common interface and language, and also provides many things which cannot be found in any other

[sage-devel] Re: something from sci.math.symbolic

2008-05-14 Thread Jaap Spies
William Stein wrote: On Tue, May 13, 2008 at 8:48 PM, Jaap Spies [EMAIL PROTECTED] wrote: William Stein wrote: Hi, I posted this message (see below) in response to this Sage-related thread on sci.math.symbolic that Jaap pointed out to me:

[sage-devel] Re: New Sage website

2008-05-14 Thread Drew
It's great that the website is getting a refresh. A few comments ... Why all the fancy javascript ? It adds nothing, and slows down both the download and general navigation. Save the fancy coding for sage :-) On a well designed page you shouldn't need to write click here' to indicate where to

[sage-devel] Re: New Sage website

2008-05-14 Thread mabshoff
On May 14, 11:15 am, Drew [EMAIL PROTECTED] wrote: Hi, It's great that the website is getting a refresh. A few comments ... Why all the fancy javascript ? It adds nothing, and slows down both the download and general navigation. Save the fancy coding for sage :-) Re javascript: the devmap

[sage-devel] Re: New Sage website

2008-05-14 Thread Martin Albrecht
I really like the new website and I'll not talk about colors, but some small things: - I think the 'papers citing Sage' list should be somewhere prominently. - The features list should have more mention of the actual math one can do with Sage (including maybe some stuff where it is fast),

[sage-devel] Re: New Sage website

2008-05-14 Thread Dr. David Kirkby
On May 14, 3:33 am, William Stein [EMAIL PROTECTED] wrote: Hi, A while ago we had a huge thread on sage-devel with lots of criticism that I dutifly listened to which resulted in the current sagemath.org frontpage. Every sentence of the current sagemath.org page got carefully written and

[sage-devel] Re: minimal import for symbolic processing

2008-05-14 Thread mabshoff
On May 14, 10:25 am, Suresh Jeevanandam [EMAIL PROTECTED] wrote: Hello everybody, Hi Suresh,  I am using sage-2.9.1.1 .  I am using it for symbolic solving of network equations. Every time I start the script it takes really huge time to start, spending time in import sage.all.*  from

[sage-devel] Re: New Sage website

2008-05-14 Thread mabshoff
On May 14, 12:16 pm, Dr. David Kirkby [EMAIL PROTECTED] wrote: SNIP Hi David, * German mirror does not work. An extra i did sneak in there: http://sage.apcocoa.orgi/download.html It is located in Passau [at the university] and everybody on the DFN [Deutsches Forschungs Netz] should see

[sage-devel] Re: New Sage website

2008-05-14 Thread Dr. David Kirkby
On May 14, 11:43 am, mabshoff [EMAIL PROTECTED] wrote: On May 14, 12:16 pm, Dr. David Kirkby [EMAIL PROTECTED] wrote: SNIP Hi David, * German mirror does not work. An extra i did sneak in there:http://sage.apcocoa.orgi/download.html It is located in Passau [at the university] and

[sage-devel] Re: New Sage website

2008-05-14 Thread David Joyner
I cannot find the code browser or wiki links, both of which I use a lot. Maybe that is because it is so slow, I give up looking. For me, each page takes 30 seconds. I guess sagemath.org is just slow this morning On Tue, May 13, 2008 at 10:33 PM, William Stein [EMAIL PROTECTED] wrote: Hi,

[sage-devel] Re: New Sage website

2008-05-14 Thread mabshoff
On May 14, 1:33 pm, David Joyner [EMAIL PROTECTED] wrote: Hi, I cannot find the code browser or wiki links, both of which I use a lot. Maybe that is because it is so slow, I give up looking. For me, each page takes 30 seconds. I guess sagemath.org is just slow this morning I have been

[sage-devel] sagemath.org slowdown

2008-05-14 Thread mabshoff
Hi, after poking around a little I seem to have found the current cuplrit: At any given moment we seem to have 125+ open connetions to the National Institute of Technology Karnataka , Surathkal, i.e. www.nitk.ac.in. All the traffic seems to be coming out of a work station pool, i.e.

[sage-devel] Re: sagemath.org slowdown

2008-05-14 Thread Bill Hart
I once spoke to a mathematician from one of the Indian institutes and the computers they had were 486 with wordstar for a word processor. The guy had actually never seen a computer with Windows on it and it took me nearly a week to teach him how to open a web browser from the desktop and check

[sage-devel] Re: New Sage website

2008-05-14 Thread Nathan Dunfield
On May 14, 6:33 am, David Joyner [EMAIL PROTECTED] wrote: I cannot find the code browser or wiki links, both of which I use a lot. Maybe that is because it is so slow, I give up looking. For me, each page takes 30 seconds. I guess sagemath.org is just slow this morning I just tried

[sage-devel] Re: sagemath.org slowdown

2008-05-14 Thread mabshoff
On May 14, 2:26 pm, Bill Hart [EMAIL PROTECTED] wrote: I once spoke to a mathematician from one of the Indian institutes and the computers they had were 486 with wordstar for a word processor. The guy had actually never seen a computer with Windows on it and it took me nearly a week to

[sage-devel] Re: sagemath.org slowdown

2008-05-14 Thread Bill Hart
On May 14, 1:36 pm, mabshoff [EMAIL PROTECTED] wrote: On May 14, 2:26 pm, Bill Hart [EMAIL PROTECTED] wrote: I once spoke to a mathematician from one of the Indian institutes and the computers they had were 486 with wordstar for a word processor. The guy had actually never seen a

[sage-devel] Re: New Sage website

2008-05-14 Thread Drew
I can see that this would complicate matters for mirroring websites, though it's not clear why you need to mirror websites. Obviously distributions/downloads can benefit from mirroring, and notebook servers can easily be loaded down, but I'm surprised that the main community website needs it, do

[sage-devel] Re: New Sage website

2008-05-14 Thread mabshoff
On May 14, 3:16 pm, Drew [EMAIL PROTECTED] wrote: Hi, I can see that this would complicate matters for mirroring websites, though it's not clear why you need to mirror websites. Obviously distributions/downloads can benefit from mirroring, and notebook servers can easily be loaded down, but

[sage-devel] Re: sagemath.org slowdown

2008-05-14 Thread mabshoff
Ok, I have blocked three IPs, i.e. three specific workstations, ws12.nitk.ac.in ws165.nitk.ac.in ws181.nitk.ac.in after talking to William about it. If anybody ever makes contact with somebody let me know. The ban will not survive the next reboot, but if anybody else shows up I will ban them,

[sage-devel] Using Macaulay2 to actually solve equations mod n?

2008-05-14 Thread Carlo Hamalainen
Hi, Does Macaulay2 actually have a function to enumerate the solutions to some equations modulo n? I'm guessing not otherwise William would have used that in solve_mod(). Here we have a+b+2=0 and a+3=0 all done modulo 5: sage: R.a,b = ZZ[] sage: I = ideal([a+b+2, a+3, 5]) sage: print

[sage-devel] Re: minimal import for symbolic processing

2008-05-14 Thread Suresh Jeevanandam
On May 14, 2:10 pm, mabshoff [EMAIL PROTECTED] wrote: On May 14, 10:25 am, Suresh Jeevanandam [EMAIL PROTECTED] wrote: Hello everybody, Hi Suresh,  I am using sage-2.9.1.1 .  I am using it for symbolic solving of network equations. Every time I start the script it takes really huge

[sage-devel] Re: Using Macaulay2 to actually solve equations mod n?

2008-05-14 Thread William Stein
On Wed, May 14, 2008 at 7:46 AM, Carlo Hamalainen [EMAIL PROTECTED] wrote: Hi, Does Macaulay2 actually have a function to enumerate the solutions to some equations modulo n? I'm guessing not otherwise William would have used that in solve_mod(). Macaulay2 is not included in Sage, so even

[sage-devel] Re: minimal import for symbolic processing

2008-05-14 Thread mabshoff
On May 14, 5:56 pm, Suresh Jeevanandam [EMAIL PROTECTED] wrote: SNIP Michael,  I am on linux but the directory is mounted on NFS.  I will try out commenting all.py imports. You will likely see a huge gain in start up time by moving Sage to / tmp locally. For some reason ld+NFS sucks, my

[sage-devel] Re: minimal import for symbolic processing

2008-05-14 Thread William Stein
On Wed, May 14, 2008 at 1:25 AM, Suresh Jeevanandam [EMAIL PROTECTED] wrote: Hello everybody, I am using sage-2.9.1.1 . I am using it for symbolic solving of network equations. Every time I start the script it takes really huge time to start, spending time in import sage.all.* from

[sage-devel] Fwd: symbolic logic code

2008-05-14 Thread William Stein
-- Forwarded message -- From: Pablo De Napoli [EMAIL PROTECTED] Date: Sun, May 11, 2008 at 6:44 AM Subject: Re: symbolic logic code To: Chris Gorecki [EMAIL PROTECTED] Cc: William Stein [EMAIL PROTECTED] Dear Chris and William: Chris has writen a new version of the symbolic

[sage-devel] Re: New Sage website

2008-05-14 Thread Robert Bradshaw
On May 14, 2008, at 3:05 AM, Martin Albrecht wrote: I really like the new website and I'll not talk about colors, but some small things: - I think the 'papers citing Sage' list should be somewhere prominently. - The features list should have more mention of the actual math one

[sage-devel] @interact: a blog post by a new sage user

2008-05-14 Thread William Stein
Hi Sage-Devel, Here is a blog post by a new Sage user who has become interested in Sage mainly because of the interact feature. http://www.walkingrandomly.com/?p=103 -- William -- William Stein Associate Professor of Mathematics University of Washington http://wstein.org

[sage-devel] Re: symbolic logic code

2008-05-14 Thread William Stein
Dear Chris and William: Chris has writen a new version of the symbolic logic code for Sage (seee #545), implementing all my previous suggestions. I didn't have much time to review this patch, but it seems that AlexGhitza has been working on this. I think that it is important than this code

[sage-devel] Re: Sage at ANTS

2008-05-14 Thread [EMAIL PROTECTED]
Hi John, I'll be at the overlapping Symmetric spaces conference, starting a day later. Hope to see you there, -Jon =) On May 13, 11:40 pm, John Cremona [EMAIL PROTECTED] wrote: Are any other Sagers going to be at ANTS next week? http://ants.math.ucalgary.ca/ John

[sage-devel] slightly OT: new M4RI library

2008-05-14 Thread Martin Albrecht
Oh gods of the cpu cycle ... or hi there, (this e-mail contains details on a particular implementation for GF(2) linear algebra, feel free to ignore it if that doesn't get you going) I've just submitted a new (much improved) version of the M4RI library for inclusion in Sage:

[sage-devel] Re: even more OT (slightly OT: new M4RI library)

2008-05-14 Thread William Stein
improved) version of the M4RI library for inclusion in Sage: http://trac.sagemath.org/sage_trac/ticket/3204 That ticket has this URL: http://sage.math.washington.edu/home/malb/spkgs/libm4ri-20080514.p0.spkg Have you always wanted to just do sage -i http://sage.math.washington.edu/home/malb

[sage-devel] Re: slightly OT: new M4RI library

2008-05-14 Thread William Stein
Btw. I don't have access to Magma 2.14 which I believe to be the fastest in linear algebra over GF(2). In version 2.14 they added SSE2 support too. So if anybody could compare the new M4RI with Magma 2.14 I'd be happy to hear about the results. I don't know what else to compare with except