[sage-support] Re: polynomial evaluation

2007-03-08 Thread William Stein
symbolic calculus package. So -- does anybody want to volunteer to implement the above? :-) -- William Stein Implement it and send me a patch --~--~-~--~~~---~--~~ To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this group

[sage-support] Re: polynomial evaluation

2007-03-08 Thread William Stein
On 3/8/07, Kyle Schalm [EMAIL PROTECTED] wrote: That said, I would love to add a function that basically does the above to SAGE, but it's unclear what the notation would even be. One idea is this: sage: f(w=3) in my actual situation, i have something like R1.w0,w1,w2,w3,w4,w5

[sage-support] Fwd: SAGE usage

2007-03-08 Thread William Stein
-- Forwarded message -- From: Karl Crisman [EMAIL PROTECTED] Date: Mar 8, 2007 11:32 AM Subject: RE: SAGE usage To: William Stein [EMAIL PROTECTED] Dear Prof. Stein, Thanks very much for your response. I appreciate the sentiments as well as interesting preview information

[sage-support] Re: HTML in the notebook

2007-03-09 Thread William Stein
+= 'td id=no/td' string += /tr\n string += /table\n/body\n/html\n return string -- William Stein Associate Professor of Mathematics University of Washington --~--~-~--~~~---~--~~ To post to this group, send email to sage-support

[sage-support] Re: notebook and octave amnesia

2007-03-12 Thread William Stein
On 3/12/07, [EMAIL PROTECTED] [EMAIL PROTECTED] wrote: I have a puzzling problem. I can use octave via sage from the terminal program, but when I invoke the notebook, it denies all knowledge of octave and suggests that I install it. This started with sage 2.0 and has persisted since then.

[sage-support] Re: [SAGE_(Math)] Can't Download Sage

2007-03-17 Thread William Stein
://www.sagemath.org/ instead. I'll presume it's a temporary thing; I shall try it again later on, maybe. Otherwise, do your thing to find out what's goin' on. DPD. -- William Stein Associate Professor of Mathematics University of Washington

[sage-support] Fwd: Modular Down

2007-03-20 Thread William Stein
a mirror and put it in my living room... which I've done. Try doing (in bash): export SAGE_SERVER=www.sagemath.org sage -upgrade -- William Stein Associate Professor of Mathematics University of Washington --~--~-~--~~~---~--~~ To post to this group, send email

[sage-support] Re: VandiverĀ“s conjecture

2007-03-20 Thread William Stein
On Tuesday 20 March 2007 4:11 am, DanK wrote: Is there a possiibility to not gain this error? Sometimes when I made an Output the error Output truncated occured, is it possible to say sage, to show the complete Output? Click on the left side of the error and you'll see the rest of it (as it

[sage-support] Re: VandiverĀ“s conjecture

2007-03-20 Thread William Stein
On Tuesday 20 March 2007 4:29 am, DanK wrote: One more question: Is there a command to get the total time for all computings in one notebook sheet(?)? I know the command time for one cell of sage. The command cputime() returns the total CPU time used in that notebook sheet. The comand

[sage-support] Re: Setting-up a world-accessible notebook

2007-03-21 Thread William Stein
'SO_REUSEPORT' TIA, Nikos -- William Stein Associate Professor of Mathematics University of Washington --~--~-~--~~~---~--~~ To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED

[sage-support] Re: Can't download binaries?

2007-03-21 Thread William Stein
On 3/21/07, sherifffruitfly [EMAIL PROTECTED] wrote: I stayed home from work today, and was flipping thru the channels, and happened across a UWTV broadcast of the prof-dude giving a talk about sage - so I thought I'd look into it. (jsmath too). I'm not able to connect to:

[sage-support] Re: Can't download binaries?

2007-03-21 Thread William Stein
On 3/21/07, sherifffruitfly [EMAIL PROTECTED] wrote: The link I posted, viz.: http://sage.math.washington.edu/SAGEbin/microsoft_windows/ was from http://www.sagemath.org/download.html, which was in turn from http://www.sagemath.org/ Maybe you intend that I do some URL cutpaste surgery -

[sage-support] Re: Setting-up a world-accessible notebook

2007-03-22 Thread William Stein
On 3/22/07, Nikos Apostolakis [EMAIL PROTECTED] wrote: On 3/21/07, Nikos Apostolakis [EMAIL PROTECTED] wrote: Thanks, that worked. Probably you are already aware of it but the documentation has not been updated. I got the idea from the reference manual in section 4.1.2.9 in the notes at

[sage-support] Re: is_prime for polynomials over ZZ

2007-03-26 Thread William Stein
On Monday 26 March 2007 1:02 pm, David Harvey wrote: On Mar 26, 2007, at 3:57 PM, Timothy Clemans wrote: Apparently I was incorrectly defining x as an integer, however, I did not get an error the first I tried. incorrect way: x = PolynomialRing(ZZ) correct way: g.x = PolynomialRing(ZZ)

[sage-support] Re: Fwd: SAGE VMWare troubles

2007-03-26 Thread William Stein
a modal dialog box forcing me to find a valid vmware configuration file. There not being any, I cannot open the help menu. -- William Stein Associate Professor of Mathematics University of Washington http://www.williamstein.org --~--~-~--~~~---~--~~ To post

[sage-support] Re: EulerianNumber command?

2007-03-27 Thread William Stein
On 3/27/07, Kate Minola [EMAIL PROTECTED] wrote: Is there a SAGE command equivalent to the Magma command 'EulerianNumber'? Maybe. It's hard to tell. The Magma command says: (RngIntElt n, RngIntElt r) - RngIntElt The Eulerian number E(n, r) [n = 0]. but I don't know what that

[sage-support] Re: cross product

2007-03-30 Thread William Stein
On 3/30/07, Marshall Hampton [EMAIL PROTECTED] wrote: I am not an expert on SAGE but I was curious about your question and tried to find an answer. I am curious about better ways to do this. Anyway, the first thing I found that works is to use maxima's vect package. For some reason it uses

[sage-support] Re: upgrade problem

2007-04-01 Thread William Stein
On 3/31/07, didier deshommes [EMAIL PROTECTED] wrote: Hi all. I just upgraded (by running sage -upgrade) and I am having the problem shown down below. Some things that I have tried include running sage with the command LD_LIBRARY_PATH=/home/bober/sage-2.3/local/lib/

[sage-support] Re: quaternion algebras

2007-04-01 Thread William Stein
On 3/31/07, AlexGhitza [EMAIL PROTECTED] wrote: I've been trying to work with quaternion algebras in SAGE, but with rather mixed results. I'm not sure whether this is due to incomplete implementation or just to the fact that I'm doing things the wrong way. It's undoubtedly due to an

[sage-support] Re: install prob.

2007-04-01 Thread William Stein
On 4/1/07, William Stewart wrote: I'm a Linux newbie but I haver just installed the most recent stable Debian release. I logged in as root, downloaded your Linux 32 distribution dated march 25th, decompressed, moved the decompressed folder from desktop/download into home, cd'd to the

[sage-support] Re: somewhat secure notebook server

2007-04-03 Thread William Stein
On 4/3/07, Timothy Clemans [EMAIL PROTECTED] wrote: sagenb.com and sagenb.org are public servers There should be enough security soon that they should be appropriate for your class soon. No -- these are not appropriate for a class, since they could easily go down for a number of reasons, and

[sage-support] Re: Windows Vista

2007-05-01 Thread William Stein
On 5/1/07, [EMAIL PROTECTED] [EMAIL PROTECTED] wrote: I run Sage 2.4 on my office Windows XP machine as a VMWare appliance without problem. I would like to run it on my laptop Windows Vista machine. I can run the appliance and work with Sage through the command prompt but I can't run the

[sage-support] Re: 2.4.2 bug and patch

2007-05-03 Thread William Stein
in range(0, maxfd): try: os.close(fd) except OSError: # ERROR, fd wasn't open to begin with (ignored) pass -- Kate Minola University of Maryland, College Park -- William Stein Associate Professor of Mathematics University of Washington http

[sage-support] Re: feature questions

2007-05-07 Thread William Stein
an interface to underlying commercial software like MATLAB? 2. Can maxima or another tool compute [partial] derivatives or integrals containing arithmetic sums or products? -- William Stein Associate Professor of Mathematics University of Washington

[sage-support] Re: feature questions

2007-05-07 Thread William Stein
function maxima? Maxima itself has a solve command, and in sage-2.5 there will be an algebraic solve command. Again a clear example of what you're asking for would be helpful. Brian On May 7, 10:09 am, William Stein [EMAIL PROTECTED] wrote: On Monday 07 May 2007 10:11 am, Brian Harris wrote

[sage-support] Re: feature questions

2007-05-07 Thread William Stein
is not supported in sage-2.4.2, except via maxima. In sage-2.5 it is very well supported. What operating system are you using? -- William sage: x = polygen(RR,'x') sage: f = exp(x) type 'exceptions.TypeError': cannot coerce nonconstant polynomial to float Brian On 5/7/07, William Stein [EMAIL

[sage-support] Re: error when loading

2007-05-08 Thread William Stein
On 5/8/07, Brian Harris [EMAIL PROTECTED] wrote: This happens when loading any file, ideas on why? [EMAIL PROTECTED]:~/Desktop/sage-2.5-linux_32bit-debian-i686-Linux $ ./sage -- | SAGE Version 2.5, Release Date: 2007-05-08

[sage-support] Re: 2.5 variables

2007-05-08 Thread William Stein
to be explicitly defined before being used? Yes. To define xx you must write var('xx') Congratulations on the release, by the way! Thanks. And thanks for the bug reports. -- William Stein Associate Professor of Mathematics University of Washington http://www.williamstein.org

[sage-support] Re: feature questions

2007-05-09 Thread William Stein
that illustrate the functionality you would like to have. William On May 7, 10:09 am, William Stein [EMAIL PROTECTED] wrote: On Monday 07 May 2007 10:11 am, Brian Harris wrote: Thanks for the scatter plot pointers. For question 2, imagine something like: f(x) = 5 *SUM(1i10, x^i

[sage-support] Re: Reporting ImportError

2007-05-09 Thread William Stein
-- William Stein Associate Professor of Mathematics University of Washington http://www.williamstein.org --~--~-~--~~~---~--~~ To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options

[sage-support] Re: sage-2.5 make distclean

2007-05-09 Thread William Stein
On 5/9/07, Kate Minola [EMAIL PROTECTED] wrote: For sage-2.5, when I do 'make distclean' the following files and directories are in the top level sage directory: ipython matplotlibrc tmp They are NOT in the source tarball. Thanks! I've fixed this for SAGE-2.5.1.

[sage-support] Re: Comments on Sage 2.5

2007-05-11 Thread William Stein
you, so I guess it isn't a big requirement yet. I'm sure that could change. William -- William Stein Associate Professor of Mathematics University of Washington http://www.williamstein.org --~--~-~--~~~---~--~~ To post to this group, send email to sage-support

[sage-support] Re: notebook display error

2007-05-17 Thread William Stein
? Justin -- Justin C. Walker, Curmudgeon-at-Large () The ASCII Ribbon Campaign /\ Help Cure HTML Email -- William Stein Associate Professor of Mathematics University of Washington http://www.williamstein.org --~--~-~--~~~---~--~~ To post

[sage-support] Re: wish.list

2007-05-18 Thread William Stein
On 5/18/07, Sara Billey wrote: As I was getting acquainted with SAGE this morning I made some notes on my wish list and issues that came up. The last one is probably most useful to you. I thought I would pass them all along just in case they are useful. I don't mean to be demanding

[sage-support] Re: notebook display error

2007-05-18 Thread William Stein
On 5/18/07, Marshall Hampton [EMAIL PROTECTED] wrote: Thanks. Several of my .sws files gave me errors when I tried to upload them - is there any compatability requirements for that - e.g. having the same version of sage or sage directory? Its also possible No -- all versions should work on

[sage-support] Re: sage-vmware : make error installing lie-2.2.2.p1

2007-05-21 Thread William Stein
building Lie. Command exited with non-zero status 1 7.07user 2.78system 0:12.57elapsed 78%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (71major+138785minor)pagefaults 0swaps sage: An error occured while installing lie-2.2.2.p1 Please email William Stein [EMAIL PROTECTED

[sage-support] Re: symbol number radian degree

2007-05-22 Thread William Stein
On 5/21/07, Bobby Moretti [EMAIL PROTECTED] wrote: In the past, we've favored polluting the class namespace over lack of clarity. For example, simplify_trig = trig_simplify, simplify_rational = rational_simplify, etc. Would it be so bad to have, something like: def

[sage-support] Re: Maxima (hence calculus) issues

2007-05-23 Thread William Stein
(defln)) 413 414 # Docstrings only in detail 0 mode, since source contains them (we type 'exceptions.TypeError': cannot concatenate 'str' and 'NoneType' objects] -- William Stein Associate Professor of Mathematics University of Washington http://www.williamstein.org

[sage-support] Re: notebook display error

2007-05-24 Thread William Stein
quite puzzled by this and as to how it could have gotten worse. -Marshall Hampton On May 18, 12:03 pm, William Stein [EMAIL PROTECTED] wrote: On 5/18/07, Marshall Hampton [EMAIL PROTECTED] wrote: Well, yeah, I'm sure it was dumb - my first guess was that the units were pixels

[sage-support] Re: notebook display error

2007-05-24 Thread William Stein
I've attached the hg patch that fixes the notebook problem you've been reporting. You can apply it with hg_sage.apply('4585.patch') followed by sage -br (which will take 10 minutes).. Or, just wait for sage-2.5.4. On 5/24/07, William Stein [EMAIL PROTECTED] wrote: On 5/24/07, Marshall

[sage-support] Re: Safari notebook

2007-05-26 Thread William Stein
On 5/26/07, Justin C. Walker [EMAIL PROTECTED] wrote: Hi, all, I normally shy away from the notebook (being mouse-averse), but while fiddling with the new Sage.app (which is a nice addition, BTW), I noticed that when I reach the bottom of the visible page, and scroll down to make the next

[sage-support] Re: remote notebook starts

2007-05-28 Thread William Stein
On 5/28/07, mabshoff [EMAIL PROTECTED] wrote: On May 28, 5:11 pm, Marshall Hampton [EMAIL PROTECTED] wrote: This is more of a unixy process control question but I am applying it to sage. I would like to start a notebook on my office machine while I am at a conference. I tried logging

[sage-support] Re: request for list method for symbolic expressions

2007-05-29 Thread William Stein
On 5/29/07, Timothy Clemans [EMAIL PROTECTED] wrote: HI, Could you implement a way to get a list or dictionary of a symbolic expression if it contains only one variable? sage: g = 6*x^2 - 5 sage: list(g) [6,0,-5] sage: dict(g) {2:6,1:0,0:-5} sage: g = 5*x^4 - x + 4 sage: list(g)

[sage-support] Re: Symbolic rings

2007-05-29 Thread William Stein
On 5/29/07, Kiran S. Kedlaya [EMAIL PROTECTED] wrote: I see that in recent versions of SAGE, referring to an object not previously created generates a Maxima symbolic object. That's not what's actually happening. What's happening is that the file sage/calculus/predefined.py

[sage-support] Re: Symbolic rings

2007-05-30 Thread William Stein
On 5/30/07, Joel B. Mohler [EMAIL PROTECTED] wrote: There is currently no function to clear these, so I just wrote one. The attached patch adds a function clear_vars() that when called removes all 1-letter symbolic variables that are currently defined. I absolutely agree with the OP

[sage-support] Re: Error using Jones database of number fields

2007-05-30 Thread William Stein
. -- William Stein Associate Professor of Mathematics University of Washington http://www.williamstein.org --~--~-~--~~~---~--~~ To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED

[sage-support] Re: Symbolic rings

2007-05-30 Thread William Stein
On 5/30/07, Joel B. Mohler [EMAIL PROTECTED] wrote: So -- if you want to implement you suggestion, we just remove the import of predefined in calculus/all.py and put it in both all_cmdline.py and all_notebook.py. That's it. Would you take such a patch? No, since I just wrote one -- which

[sage-support] Re: Working with class groups + bug?

2007-05-30 Thread William Stein
is not as reduced as it could be, so this is not a reliable method. -- William Stein Associate Professor of Mathematics University of Washington http://www.williamstein.org --~--~-~--~~~---~--~~ To post to this group, send email to sage-support@googlegroups.com

[sage-support] Re: echelon form

2007-06-01 Thread William Stein
On 6/1/07, Thea Gegenberg [EMAIL PROTECTED] wrote: The method echelon_form gives me an error when I try to take the echelon form of a zero matrix. It says TypeError: entries has the wrong length Here's an example to illustrate the bug. I hope somebody will fix it and send me a patch :-).

[sage-support] Re: Primitive Root of Unity in Finite Fields

2007-06-03 Thread William Stein
On 6/3/07, David Joyner [EMAIL PROTECTED] wrote: Anyway... my problem is (and it might be an easy one) how to find the primitive n-th root of unity in a finite field? I noticed that for the complex numbers I could use E(n), I need something similar for a finite field. All I have

[sage-support] Re: Chroot jail for SAGE

2007-06-03 Thread William Stein
On 6/3/07, Michel [EMAIL PROTECTED] wrote: I would like to set up a SAGE server for use by undergraduate students (through the notebook). For obvious reasons I would like to limit severely what they can do. The option I like most is to run SAGE in a chroot jail. In my limited experience

[sage-support] Re: help with SAGE

2007-06-04 Thread William Stein
On 6/4/07, Sarah Reznikoff wrote: Maybe you remember me from Berkeley. Yep!! Anyway, I am trying to use your online SAGE worksheet to do a few calculations. If you have a minute, maybe you can set me straight here. It will probably be easy, since I am not too savvy with these things and

[sage-support] Re: Maxima (hence calculus) issues

2007-06-04 Thread William Stein
On 6/4/07, Brandon Weeks [EMAIL PROTECTED] wrote: I had this same problem on a Intel Mac (Macbook), running 10.4.9. (1) I've put the relevant files for intel here: http://sage.math.washington.edu/home/was/tmp/libintl/ Put them in SAGE_ROOT/local/lib/ (2) I've changed the clisp package in

[sage-support] Re: product operation

2007-06-07 Thread William Stein
On 6/7/07, David Joyner [EMAIL PROTECTED] wrote: though for some reason it doesn't work on strings: sage: sum([S,A,G,E]) --- type 'exceptions.TypeError' Traceback (most recent call last)

[sage-support] Re: polymake installation failure

2007-06-07 Thread William Stein
good Writing Makefile for Poly::Ext This is ironic since my initial interest in sage was due to its successful installation of exactly these packages. -Marshall -- William Stein Associate Professor of Mathematics University of Washington http://www.williamstein.org

[sage-support] Re: Taylor

2007-06-07 Thread William Stein
On 6/7/07, Randy LeVeque [EMAIL PROTECTED] wrote: By the way, I'm just trying to figure out how sage does Taylor series. Maybe you can pass this on to whoever the best person is to chat with about this... In maple I can do things like mtaylor(u(x+h,t+k),[h,k],3);

[sage-support] Re: Explicitly calling bitwise xor?

2007-06-09 Thread William Stein
/abudker/Desktop/199/sage-2.5.0.2/devel/sage-main/sage/crypto/ element.pyx in element.Element.__xor__() type 'exceptions.RuntimeError': Use ** for exponentiation, not '^', which means xor thanks, -Andrew Budker -- William Stein Associate Professor of Mathematics University of Washington

[sage-support] Re: Maxima requested additional constraints in solve()

2007-06-09 Thread William Stein
On 6/9/07, Ted Kosan [EMAIL PROTECTED] wrote: When I use the solve() function with this code: var('r2') c = P*e^(r*n) d = P*(1+r2)^n solve(c==d,r2) I receive the following exception: ... TypeError: Computation failed since Maxima requested additional constraints (use assume): Is n an

[sage-support] Re: Maxima requested additional constraints in solve()

2007-06-09 Thread William Stein
On 6/9/07, Joel B. Mohler [EMAIL PROTECTED] wrote: On Saturday 09 June 2007 13:16, William Stein wrote: It would be more natural to write assume(n in ZZ), but this won't work, since n in ZZ gets evaluated to false be Python before it gets passed to the assume command. This was exactly

[sage-support] Re: Explicitly calling bitwise xor?

2007-06-09 Thread William Stein
somehow your Python ints got converted to SAGE ints. If you post a bit more code, somebody can hopefully help. (Sorry that I misunderstood your original question.) -- William thanks. -Andrew On Jun 8, 11:04 pm, William Stein [EMAIL PROTECTED] wrote: To avoid massive confusion the __xor__

[sage-support] Re: symbolic manipulations in fields

2007-06-09 Thread William Stein
On 6/9/07, Jason Grout [EMAIL PROTECTED] wrote: I'm trying to do some symbolic calculations in a field, say GF(3). Is there a proper way to do this different than my example below? The approach below of using a fraction field of a polynomial ring containing my variables over the field I'm

[sage-support] Re: maple

2007-06-11 Thread William Stein
-- William Stein Associate Professor of Mathematics University of Washington http://www.williamstein.org --~--~-~--~~~---~--~~ To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options

[sage-support] Re: sage.scipy.org interactive tutorial link broken?

2007-06-12 Thread William Stein
On 6/12/07, Jurgis Pralgauskis [EMAIL PROTECTED] wrote: Interactive Tutorial from sage homepage http://sage.math.washington.edu:8101/doc_browser?/tut/?tut.html says connection timed out :\ I can use http://www.sagenb.org//doc_browser?/tut/?tut.html but newcommers might get dissapointed in

[sage-support] Re:

2007-06-13 Thread William Stein
On 6/13/07, Joseph Hufnagle wrote: Dear Sir, Is it possible to find the order of a point of an elliptic curve over a finite field using SAGE? I have been unable to find anything in the tutorial or reference. Thank You, Is the finite field GF(p) or GF(p^n) with n = 2. If the

[sage-support] Fwd:

2007-06-23 Thread William Stein
, so I disconnected my modem and connected to a wireless network. The Cremona Database downloaded and installed successfully. Once again, Thanks. From: William Stein [EMAIL PROTECTED] To: sage-support@googlegroups.com Subject: Re: Date: Sat, 23 Jun 2007 13:05:41 -0700 From: Joseph Hufnagle

[sage-support] Re: citing SAGE

2007-06-26 Thread William Stein
://www.sagemath.org}.} } Thanks, Jason -- William Stein Associate Professor of Mathematics University of Washington http://www.williamstein.org --~--~-~--~~~---~--~~ To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this group

[sage-support] Re: citing SAGE

2007-06-27 Thread William Stein
On 6/27/07, David Joyner [EMAIL PROTECTED] wrote: Some journals require an author field, eg http://www.lib.monash.edu.au/tutorials/citing/ieee.html If the author isn't William Stein then who should it be? Some examples: 1. GAP uses The GAP Group (there is, AFAIK, no formal entity called

[sage-support] Re: mixed volumes

2007-06-27 Thread William Stein
Doran remarks: -- Forwarded message -- From: Charles Doran Date: Jun 27, 2007 3:18 PM Subject: Re: Fwd: [sage-support] mixed volumes To: William Stein [EMAIL PROTECTED] Hi William, There seems to be some sort of distributed system for computing mixed volumes

[sage-support] Re: solve() question

2007-07-02 Thread William Stein
)] sage: solve(a,R) [R == -1*I*E] -- William Stein Associate Professor of Mathematics University of Washington http://www.williamstein.org --~--~-~--~~~---~--~~ To post to this group, send email to sage-support@googlegroups.com To unsubscribe from

[sage-support] Re: Square screen in plotting

2007-07-04 Thread William Stein
On 7/4/07, Bobby Moretti [EMAIL PROTECTED] wrote: On 7/4/07, Timothy Clemans [EMAIL PROTECTED] wrote: How do I get my plots to look square. Like when I plot circles, they don't look like circles, because the viewing area is not square. Pass figsize = [n, n] as an argument to show(),

[sage-support] Re: basic questions

2007-07-04 Thread William Stein
On 7/4/07, harven [EMAIL PROTECTED] wrote: I am a new sage user and I have a few (basic) questions. I am using sage-2.6-intel-mac-i386-Darwin. 1) how do I rename a worksheet ? This is not possible with sage-2.6. With sage-2.7, which will be released within a week, it is trivial -- just

[sage-support] Re: installing SAGE

2007-07-05 Thread William Stein
On 7/5/07, biozan [EMAIL PROTECTED] wrote: I've downloaded the .zip folder but I can't extract it. The diagnostic message says that there is an unexpected end of archive. I've tried downloading the file twice but for both times, I received the same error message. Please advise. Thanks.

[sage-support] Re: installing sage on mac

2007-07-06 Thread William Stein
in it and I dont know how to build things from source. If anyone can help that would be great. Thank you. -- William Stein Associate Professor of Mathematics University of Washington http://www.williamstein.org --~--~-~--~~~---~--~~ To post to this group

[sage-support] Re: Fwd: [SAGEsupport] linear algebra

2007-07-11 Thread William Stein
On 7/11/07, David Joyner [EMAIL PROTECTED] wrote: I'm trying to use sage to do some linear algebra (specifically, finding the equation to a plane, given 3 points in the plane). M=MatrixSpace(RR,3,1) N=MatrixSpace(RR,5,3) #Coordinates of the 3 points P1=M([[67.3,134.6,-10]])

[sage-support] Re: Plotting semi log graphs with matplotlib.pylab.semilogy

2007-07-11 Thread William Stein
On 7/11/07, Ted Kosan [EMAIL PROTECTED] wrote: I would like to plot a list of values on a semi log graph and I think that matplotlib.pylab.semilogy has the functionality I need. Can someone post a short example of the best way to access matplotlib.pylab.semilogy from within SAGE? I have

[sage-support] Re: Fwd: [SAGEsupport] linear algebra

2007-07-11 Thread William Stein
://pgp.mit.edu:11371/pks/lookup?op=getsearch=0x8EF0DC99 _www: http://www.informatik.uni-bremen.de/~malb _jab: [EMAIL PROTECTED] -- William Stein Associate Professor of Mathematics University of Washington http://www.williamstein.org --~--~-~--~~~---~--~~ To post

[sage-support] Re: preserving source on install

2007-07-12 Thread William Stein
decompress the source to cddlib in a directory of the same name. Hope that helps. didier -- William Stein Associate Professor of Mathematics University of Washington http://www.williamstein.org --~--~-~--~~~---~--~~ To post to this group, send email to sage

[sage-support] Re: calling uploaded python files in notebook

2007-07-12 Thread William Stein
On 7/11/07, Timothy Clemans [EMAIL PROTECTED] wrote: Hi I want to upload a matplotlib file that has command line args. How do I upload that file and do python arrow_demo.py realistic There is a slightly hack-ish way to do this, but it is possible. Basically, just do something like this in an

[sage-support] Re: Subtracting symbolic equations

2007-07-16 Thread William Stein
On 7/16/07, William Stein [EMAIL PROTECTED] wrote: I am experimenting with subtracting symbolic equations from each other but I am running into some difficulties which are shown in the following example: No symbolic arithmetic is implemented. I'll implement it right now and post a patch

[sage-support] Re: Subtracting symbolic equations

2007-07-16 Thread William Stein
I am experimenting with subtracting symbolic equations from each other but I am running into some difficulties which are shown in the following example: OK, I've implemented symbolic arithmetic. I also implemented n as an alias for numeric_approx. They are both in the attached patch,

[sage-support] Re: Re:

2007-07-17 Thread William Stein
On 7/17/07, David Stahl (PAVCO) [EMAIL PROTECTED] wrote: Hi William, Thank you for getting back to me so quickly. I tried this method but I get error opening input file. As I have done for sage scripts before, I put the gp script in C:\ and used cd .. to make C:\ my current directory. I

[sage-support] Re: Re:

2007-07-17 Thread William Stein
On 7/17/07, David Stahl (PAVCO) [EMAIL PROTECTED] wrote: Windows 2000 with coLinux I'm no longer supporting SAGE running via colinux. The recommended way to run SAGE under Windows is via VMware. There's a premade machine here: http://www.sagemath.org/SAGEbin/vmware/ That said, your problem

[sage-support] Re:

2007-07-19 Thread William Stein
On 7/19/07, David Stahl (PAVCO) [EMAIL PROTECTED] wrote: Hi William, I am sorry to be a bother but I have spent hours trying to figure out how to manipulate individual elements of a matrix. All I am trying to do is subtract an integer from an element of an integer matrix. Would you please

[sage-support] SAGE-2.7!

2007-07-20 Thread William Stein
* c wuthrich: p-adic BSD bounds Many many other people contributed to this release. -- William Stein Associate Professor of Mathematics University of Washington http://www.williamstein.org --~--~-~--~~~---~--~~ To post to this group, send email to sage

[sage-support] Fwd:

2007-07-22 Thread William Stein
David, I'm forwarding your question to sage-support. You should subscribe if you haven't already: http://groups.google.com/group/sage-support -- Forwarded message -- From: David Stahl (PAVCO) [EMAIL PROTECTED] Date: Jul 22, 2007 2:27 PM Subject: To: William Stein [EMAIL

[sage-support] Re: an IDE for SAGE

2007-07-23 Thread William Stein
On 7/19/07, ErikJacobson [EMAIL PROTECTED] wrote: I'm a high school math teacher and I've used python in the past to teach students about matrix operations, fractals, and basic programming concepts. Right now I'm working on a group of programs that do various probability simulations for use

[sage-support] Re: an IDE for SAGE

2007-07-24 Thread William Stein
On 7/23/07, Tim Lahey [EMAIL PROTECTED] wrote: I've been using the notebook combined with the Edit in TextMate feature of TextMate to do work in SAGE. For people without TextMate, I think someone has done an Edit in VIM which allows one to edit the Cocoa text-fields. So, if one uses Safari

[sage-support] Re: Compiled Code

2007-07-24 Thread William Stein
On 7/24/07, Green Kobold [EMAIL PROTECTED] wrote: Thanks William, that was very elucidating. BTW, SAGE was very helpful in some recent developments, I indeed mentioned SAGE with some emphasis on a computer music article recently accepted (if it helps SAGE project, I can send some infos in the

[sage-support] Re: sage 2.7 install problem

2007-07-24 Thread William Stein
sage.rings.real_double import RDF, RealDoubleElement 34 import sage.rings.real_mpfr type 'exceptions.ImportError': /home/hoeij/sage-2.7/local/lib/libpari-gmp.so.2: cannot restore segment prot after reloc: Permission denied sage: H4sICCDmpEYAA2luc3RhbGwubG9 -- William Stein

[sage-support] Re: problem running VMware-SAGE in laptop

2007-07-24 Thread William Stein
On 7/24/07, harald [EMAIL PROTECTED] wrote: Hi William, as I have the same problem using VMWare Player 2.0 with sage- vmware-2.7 and Ramdin didn't reply... I've tried the Browser Appliance, and it worked allright. I've checked the Ubuntu and VMWare Forums, and the problem appears to be

[sage-support] Re: sage 2.7.1 and gap workspace issue

2007-07-24 Thread William Stein
On 7/24/07, David Joyner [EMAIL PROTECTED] wrote: Hi: The machine is a suse 10.2 amd64. I don't know if this is a serious issue or not but when i typed gap_console() I got a strange error: [EMAIL PROTECTED]:~/sagefiles/sage-2.7.1.alpha3 ./sage

[sage-support] Re: problem running VMware-SAGE in laptop

2007-07-24 Thread William Stein
On 7/24/07, coolmathix [EMAIL PROTECTED] wrote: I realize there is some problem with sage-vmware-2.7 but I seem to be getting a different error message and would like to know if it is perhaps just me doing something dumb. I'm using Win XP, on a Dell 620 Notebook and on a Intel Pentium 4

[sage-support] Re: Fwd: %hide not hiding well

2007-07-24 Thread William Stein
On 7/24/07, gani [EMAIL PROTECTED] wrote: Thanks for your response. Unfortunately, this fix didn't work for me. It just turned up in the notebook mode as items at the top of the cell. Does it matter what platform/browser one is using? I am using Windows(vmWare) and Firefox. That %hide

[sage-support] Re: problem running VMware-SAGE in laptop

2007-07-24 Thread William Stein
On 7/24/07, coolmathix [EMAIL PROTECTED] wrote: I realize there is some problem with sage-vmware-2.7 but I seem to be getting a different error message and would like to know if it is perhaps just me doing something dumb. I'm using Win XP, on a Dell 620 Notebook and on a Intel Pentium 4

[sage-support] Re: SAGE notebook question

2007-07-26 Thread William Stein
Omit the username/password arguments and access all your old worksheets by going to the published docs web page. All your old worksheets should have migrated there. If not let me know. - William (Sent from my cell phone.) On Jul 26, 2007, at 12:02 PM, Jacob Lewis [EMAIL PROTECTED]

[sage-support] SAGE's crypto package

2007-07-25 Thread William Stein
that he'll improve it. I think David also has some course notes that go along with his code, which you could request or maybe find on his website: http://echidna.maths.usyd.edu.au/~kohel/index.html -- William -- William Stein Associate Professor of Mathematics University of Washington http

[sage-support] Re: matrix basics

2007-07-26 Thread William Stein
2 1 4 1 2 2 3 1 0 1 2 1 0 3 0 1 3] [1 3 0 2 2 1 3 4 3 0 3 0 2 2 0 0 0 2] [2 0 0 4 3 4 4 3 1 0 4 3 4 0 3 0 2 0] Thanks, Mak -- William Stein Associate Professor of Mathematics University of Washington http://www.williamstein.org

[sage-support] Re: substitution in a matrix (newby)

2007-07-26 Thread William Stein
On 7/26/07, Roger Mason [EMAIL PROTECTED] wrote: You should do m.substitute(a=1) just like you're doing -- unfortunately, nobody implemented that yet, and it's doing some dumb generic behavior. [...] Fortunately, I just implemented this for SAGE-2.7.1, which I'll release very very soon.

[sage-support] Re: matrix basics

2007-07-26 Thread William Stein
On 7/26/07, Dan Christensen [EMAIL PROTECTED] wrote: There is no SAGE equivalent yet. I really miss the numpy syntax, including broadcasting. For example, Naive question: what exactly is broadcasting, and how might it be useful in the context of SAGE? Probably it's something to add to the

[sage-support] Re: input/output

2007-07-27 Thread William Stein
sorry to bother people with basic questions like this, but the documentation is far too technical for the casual user, and not easily searchable either. Thanks, Mak -- William Stein Associate Professor of Mathematics University of Washington http://www.williamstein.org

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