[sage-devel] Heaviside step and impulse functions

2008-10-14 Thread Ronan Paixão
So, I have seen someone talk about those some time ago, but how is their implementation going? Both the step function u(x) and the impulse function delta(x) are pretty useful in Engineering, specially when talking about Laplace and Fourier transforms, so that could help a lot those who use Sage f

[sage-devel] Re: Heaviside step and impulse functions

2008-10-19 Thread Ronan Paixão
Obviously, the intent is not just to have the function for certain values, but to employ other powers of sage, including differentiation and integration (not forgetting that the step function is the integrated delta function). There are, though some other problems with implementing those, includin

[sage-devel] Re: advertisement for sage in dutch journal

2008-10-22 Thread Ronan Paixão
I also believe the bottom graph looks noisy. Maybe clipping only the first third of the graph and stretching it to fill the ad's width could make it better? Otherwise, it looks like a very quality work. What did you use to design it? Inkscape? , Ronan Paixão Em Qua, 2008-10-22 às 16:56

[sage-devel] Re: New software for computing automata and rewriting systems

2008-10-31 Thread Ronan Paixão
hat stands out is Mathematica, which uses Qt itself but isn't GPL. Cheers, Ronan Paixão Electric Department Instituto Militar de Engenharia Em Sex, 2008-10-31 às 08:41 -0700, William Stein escreveu: > On Fri, Oct 31, 2008 at 8:35 AM, alunw <[EMAIL PROTECTED]> wrote: > > > &

[sage-devel] Re: Why Sage needs var(...) commands unlike Mathematica?

2008-11-02 Thread Ronan Paixão
7;s doing and that would not create a consistency dilemma (with the added effect of making the novice user know the great help an init file can provide). Ronan Paixão --~--~-~--~~~---~--~~ To post to this group, send email to sage-devel@googlegroups.com To unsubscribe

[sage-devel] Re: sagenb.org

2008-11-02 Thread Ronan Paixão
don't know if this is "the right"(tm) way to do it, but it seems more pythonic: import os [p for p in os.environ['PATH'].split(':') if os.path.exists('%s/%s' % (p,'phc'))] which should return a list with the paths in which the file 'p

[sage-devel] Re: The Sage .spkg extension

2008-11-02 Thread Ronan Paixão
believe, though could be easier to push for a change in completion code. Ronan Paixão Em Ter, 2008-10-28 às 07:44 -0700, Tim Abbott escreveu: > On Oct 28, 7:32 am, mabshoff <[EMAIL PROTECTED]> wrote: > > -1 on the rename, too. It will cause massive problems without any > >

[sage-devel] Re: sagenb.org

2008-11-02 Thread Ronan Paixão
Em Dom, 2008-11-02 às 16:26 -0800, William Stein escreveu: > On Sun, Nov 2, 2008 at 4:15 PM, Ronan Paixão <[EMAIL PROTECTED]> wrote: > > > > don't know if this is "the right"(tm) way to do it, but it seems more > > pythonic: > > > > impo

[sage-devel] Re: sagenb.org

2008-11-02 Thread Ronan Paixão
Em Dom, 2008-11-02 às 17:51 -0800, mabshoff escreveu: > > > On Nov 2, 5:32 pm, Ronan Paixão <[EMAIL PROTECTED]> wrote: > > Em Dom, 2008-11-02 às 16:26 -0800, William Stein escreveu: > > > > > > > > > On Sun, Nov 2, 2008 at 4:15 PM, Ronan Paixão &

[sage-devel] Re: New software for computing automata and rewriting systems

2008-11-03 Thread Ronan Paixão
an be hired as a contractor to receive compensation for that patch, and to avoid litigation. So, with that in mind, some stuff I said in previous e-mails may be inaccurate (as some in this e-mail may also be, since IANAL). Ronan Paixão --~--~-~--~~~---~--~~ To

[sage-devel] Re: yet another talk on Sage

2008-11-04 Thread Ronan Paixão
Would it be possible to create a repository of talks about sage? Ronan Paixão Em Ter, 2008-11-04 às 01:08 -0800, Craig Citro escreveu: > Hey Martin -- this looks great! In fact, I'm giving an Intro to Sage > talk at SD11 on Friday ... I'm tempted to just reuse your slides! :P

[sage-devel] Re: Links between worksheets

2008-11-04 Thread Ronan Paixão
ook's authentication and authorization schemas to know. Ronan Paixão Em Ter, 2008-11-04 às 07:09 -0800, Rob Beezer escreveu: > Dan, > > Thanks for the reply. Yes, I looked closely at SageTex a couple of > months ago. Its a great idea, but I think it maybe does the reverse > of

[sage-devel] Re: yet another talk on Sage

2008-11-04 Thread Ronan Paixão
:14 AM, Ronan Paixão <[EMAIL PROTECTED]> wrote: > > > > Would it be possible to create a repository of talks about sage? > > > > Ronan Paixão > > It would be good to add to this: > > http://sagemath.org/talks/ > > William > > > > >

[sage-devel] Re: PEP for new inline operators for Python

2008-11-04 Thread Ronan Paixão
Em Ter, 2008-11-04 às 18:56 -0600, Jason Grout escreveu: > On the numpy list, there has been discussion on PEP225, which advocates > for more custom inline operators in python, particularly to address > matrix multiplication versus element-wise multiplication. Fernando > Perez has put together

[sage-devel] Re: Documentation Quality Initiative

2008-11-04 Thread Ronan Paixão
es" category. At least sage does a good work with most docstrings, with helpful examples, but sometimes it would be nice to have an easily searchable database, because a lot of times I know what I want to do but I don't know what function does it (and sometimes I don't even know th

[sage-devel] Re: yet another talk on Sage

2008-11-04 Thread Ronan Paixão
Em Ter, 2008-11-04 às 17:44 -0800, William Stein escreveu: > On Tue, Nov 4, 2008 at 11:46 AM, Ronan Paixão <[EMAIL PROTECTED]> wrote: > > > > There are no talks from 2008. Somewhere there should be instructions on > > how to get files there (who to send to). I no

[sage-devel] Re: Documentation Quality Initiative

2008-11-05 Thread Ronan Paixão
Em Ter, 2008-11-04 às 18:03 -0800, William Stein escreveu: > On Tue, Nov 4, 2008 at 5:55 PM, Ronan Paixão <[EMAIL PROTECTED]> wrote: > > > > > > > > Em Qua, 2008-11-05 às 12:07 +1100, Minh Nguyen escreveu: > >> On Wed, Aug 27, 2008 at 10:17 AM, Minh N

[sage-devel] Re: [Bulk] [sage-devel] Re: yet another talk on Sage

2008-11-05 Thread Ronan Paixão
Em Qua, 2008-11-05 às 13:23 -0400, David Joyner escreveu: > Should we consider creating our own "Sage documentation license"? > As was pointed out, "public domain" not only doesn't exist in some > countries, it also isn't a license technically speaking. Just now I noticed on the CC page that in B

[sage-devel] Re: [Bulk] [sage-devel] Re: yet another talk on Sage

2008-11-06 Thread Ronan Paixão
at way I believe there would be a link to some license if the country doesn't support public domain, yet allow free usage. Ronan Paixão --~--~-~--~~~---~--~~ To post to this group, send email to sage-devel@googlegroups.com To unsubscribe from this group, send ema

[sage-devel] Re: calling symbolic expressions, was: Why Sage needs var(...) commands unlike Mathematica?

2008-11-06 Thread Ronan Paixão
d be better to have all functions be declared like $ f(x) = x^3 + x + 1 $ or just use python's def for functions and "*" for multiplication to make all cases clear. After all, quoting import this: "There should be one-- and preferably only one --obvious way to do it." Ron

[sage-devel] Re: calling symbolic expressions, was: Why Sage needs var(...) commands unlike Mathematica?

2008-11-06 Thread Ronan Paixão
c name is a function name (like f,g) does function > application become the default. If I read in a paper: f is not always a function name. In electric/electronic engineering, f is also commonly used for frequency, which is usually a variable. Ronan Paixão --~--~-~--~~-

[sage-devel] Re: calling symbolic expressions, was: Why Sage needs var(...) commands unlike Mathematica?

2008-11-07 Thread Ronan Paixão
order. If one wants to keep the convenience of using f(5) at least it would be better to only allow one substitution for x, since x already has an established status (if one wants it even more generic, allow only single-variable functions). That way calling f(5,3) would raise an error and force

[sage-devel] Re: [Bulk] [sage-devel] Re: calling symbolic expressions, was: Why Sage needs var(...) commands unlike Mathematica?

2008-11-07 Thread Ronan Paixão
Em Sex, 2008-11-07 às 12:25 -0800, Georg S. Weber escreveu: > Ahh, > > better call it "graduate mode" instead of "pedantic mode", at least in > the documentation. > > :-) > > Cheers, > gsw I'd prefer blue-pill mode and red-pill mode :) Ronan --~--~-~--~~~---~--~--

[sage-devel] Re: video from sage days 11

2008-11-10 Thread Ronan Paixão
s an interesting read. Yet, +1 to theora, even if it's not considered the technical winner, its open nature should be valued. Ronan Paixão --~--~-~--~~~---~--~~ To post to this group, send email to sage-devel@googlegroups.com To unsubscribe from this group

[sage-devel] Re: Sage 3.2.rc0 released

2008-11-13 Thread Ronan Paixão
> > sage: numpy.linalg.inv(a) > > > > array([[ 2.25125019e+15, -4.50250038e+15, 2.25125019e+15], > > [ -4.50250038e+15, 9.00500077e+15, -4.50250038e+15], > > [ 2.25125019e+15, -4.50250038e+15, 2.25125019e+15]]) > > I get this: > sage: scipy.linalg.inv(a) > > array([[

[sage-devel] Re: Python complex number syntax, e.g., "2j"

2008-11-13 Thread Ronan Paixão
> > I vote for 1j being the Python complex number. This is because the only > people I can ever imagine using the notation "j" in Sage are numerical > numpy-type users who would be very annoyed to get Sage complex numbers > ever. Actually, at least Electric/Electronic Engineering doesn't use i

[sage-devel] Re: advertisement for sage in dutch journal

2008-11-13 Thread Ronan Paixão
> > Sometime in January, I plan to get a public notebook server going and > > I'd like to have some PR material ready to go. > > When you do plan to get this server going, let me know. The new sagenb.org, > which is just a 64-bit linux vmware machine, seems to be actually working > extremely we

[sage-devel] Re: symbolic summation interface

2008-11-14 Thread Ronan Paixão
ed_value) No need to complicate with another object. Something like that would be nicer (if possible): sum(sum([f(j%7) for j in (0..oo) if j>k]) for k in (0..oo)])) using j and k, since i is parsed as the complex constant. Ronan Paixão --~--~-~--~~~---~--~~ To

[sage-devel] Re: [slightly OT] Interesting iPhone app

2008-11-14 Thread Ronan Paixão
Em Qui, 2008-11-13 às 19:35 -0800, kcrisman escreveu: > http://www.apple.com/iphone/appstore/content/educationtop8application.html > http://www.colombiamug.com/ES/Bienvenidos.html > > Just a reminder that there could be a very big 'market' for Sage Lite > if/when it appears... in the meantime sou

[sage-devel] Log scale in plot

2008-11-14 Thread Ronan Paixão
ould it be better to try check if the user used a custom figure() with different axis or would it be better to add another kwarg like log="xy" where "x" would make the x axis logarithmic and "y" likewise for the y axis, avoiding the need fo

[sage-devel] Re: Mathematica 7 coming

2008-11-14 Thread Ronan Paixão
inuous domain to discrete. Or Z-transform and stuff like that. Or just plain numerical features. Ronan Paixão --~--~-~--~~~---~--~~ To post to this group, send email to sage-devel@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] For mo

[sage-devel] Re: Contributing to Sage

2008-11-15 Thread Ronan Paixão
since they know sage's internals much better and may (or may not) give some advice). They are pretty open to new ideas too :) Well, that's just my \pi cents. Ronan Paixão I'm not a mathematician Em Sáb, 2008-11-15 às 06:28 -0800, koffie escreveu: > William asked me to post

[sage-devel] Re: Log scale in plot

2008-11-15 Thread Ronan Paixão
Em Sex, 2008-11-14 às 16:22 -0200, Ronan Paixão escreveu: > I recently thought about implementing more functions used by non-math > people (I'm an Electronic Engineering student). > > I started by trying to make a Bode plot, but after a lot of digging to > find how to make

[sage-devel] Re: Contributing to Sage

2008-11-15 Thread Ronan Paixão
> This is a pretty nice description of how to get into development. > Ronan, I encourage you to submit a patch to the > developer guide with some text as above. At the least, put > something like that on the wiki. > > William Done. http://wiki.sagemath.org/HowToBeginSageDevelopment Ronan -

[sage-devel] Re: one of you should review this -- it's easy; rainier from msr ran into this problem today

2008-11-15 Thread Ronan Paixão
have also added a link to this page from the wiki main page, in the Development section. Ronan Paixão Em Sáb, 2008-11-15 às 15:01 -0800, mabshoff escreveu: > > > On Nov 15, 2:56 pm, "Georg S. Weber" <[EMAIL PROTECTED]> > wrote: > > > > > But I don

[sage-devel] Re: one of you should review this -- it's easy; rainier from msr ran into this problem today

2008-11-15 Thread Ronan Paixão
Em Sáb, 2008-11-15 às 15:56 -0800, mabshoff escreveu: > > > On Nov 15, 3:18 pm, Ronan Paixão <[EMAIL PROTECTED]> wrote: > > Hi, > > > I have recently opened up a page about getting started in Sage > > development in the wiki, as a suggestion from Will

[sage-devel] Re: Log scale in plot

2008-11-16 Thread Ronan Paixão
Em Dom, 2008-11-16 às 11:44 -0800, William Stein escreveu: > > Additionally, I think the Graphics wrapper should not be nearly as > > heavy as it is. In particular, there's no way to get at and modify > > the matplotlib subplot object. For example, I have some preliminary > > code that would let

[sage-devel] Re: Clarification of Sage and GPL

2009-05-06 Thread Ronan Paixão
Em Qua, 2009-05-06 às 00:29 -0700, William Stein escreveu: > On Tue, May 5, 2009 at 11:57 PM, Robert Bradshaw > wrote: > > What about > > publishing (collections of) worksheets under the CC license? Code > > snippets in books? Are your books GPL compatible? (Maybe you could > > claim fair use.)

[sage-devel] Re: Web page looks pretty poor compared to Mathematica's

2009-05-26 Thread Ronan Paixão
I'm no expert in design, but from what I can get from my personal feel: from the Mathematica site, what I think called the attention of the OP is that it's red. Simply as that. From the wikipedia page on Marketing (which by the way seems pretty informational): """ Requirements of a good advertise

[sage-devel] Re: Poll: which debugger do you use?

2009-06-18 Thread Ronan Paixão
Em Qui, 2009-06-18 às 20:41 +0200, William Stein escreveu: > > My most important debugging tool is logical deduction using my brain. > > -- William Sounds very deep and witty. That's gotta become a quote on slashdot. Ronan --~--~-~--~~~---~--~~ To post to th

[sage-devel] Re: Log scale in plot

2008-11-17 Thread Ronan Paixão
Em Dom, 2008-11-16 às 19:53 -0800, William Stein escreveu: > On Sun, Nov 16, 2008 at 7:06 PM, Mike Hansen <[EMAIL PROTECTED]> wrote: > > > >> Most other math packages out there (or at least Mma and Matlab) use > >> frames instead of just axes. What I would recommend instead of using > >> axes is t

[sage-devel] Re: [Bulk] [sage-devel] Re: Fwd: Highlight

2008-11-20 Thread Ronan Paixão
7;red', aspect_ratio=[1,1,1]) show(W + S, figsize=8, viewer='tachyon') Also, something with animate() would be nice to show off. Ronan Paixão Em Qui, 2008-11-20 às 15:28 -0500, David Joyner escreveu: > Sounds like they want two paragraphs on Sage, plus picture or graph, in word. &

[sage-devel] Re: [Bulk] [sage-devel] Re: Fwd: Highlight

2008-11-21 Thread Ronan Paixão
e.com/products/pil/ in sage. I don't see it at http://sagemath.org/packages/standard/ It appears the newest version supports converting to/from numpy arrays: http://effbot.org/zone/pil-changes-116.htm Ronan Paixão Em Sex, 2008-11-21 às 14:49 +1100, Alex Ghitza escreveu: > There was also

[sage-devel] Re: [Bulk] [sage-devel] Re: Fwd: Highlight

2008-11-21 Thread Ronan Paixão
> > > > Ronan Paixão wrote: > >> Hey, that's much more awesome! It lacks some antialiasing, though. > >> > >> Maybe we should add image manipulation support like those new > >> Mathematica features: > >> http://www.wolfram.

[sage-devel] Re: [Bulk] [sage-devel] Re: Fwd: Highlight

2008-11-21 Thread Ronan Paixão
Em Sex, 2008-11-21 às 16:38 -0800, mhampton escreveu: > > Ronan Paixão <[EMAIL PROTECTED]> wrote: > >Hey, that's much more awesome! It lacks some antialiasing, though. > > That image was actually made with anti-aliasing turned on in tachyon, > but there are some

[sage-devel] Re: [Bulk] [sage-devel] Problem with derivative of a constant function

2008-11-21 Thread Ronan Paixão
ivative() print type(g) You get: Notice that when you explicitly use f(x) sage interprets that as a function. Your scenario one works because when you use x**2 you're applying an operation to a variable x and sage implicitly sees this differently. Also, you still get something different:

[sage-devel] Re: [Bulk] [sage-devel] Re: sage-3.2

2008-11-22 Thread Ronan Paixão
happens with unresolved merges :( The ideal would be if the upgrade process made the 'quiz' in the beginning, so the user could answer everything up front. Ronan Paixão --~--~-~--~~~---~--~~ To post to this group, send email to sage-devel@googlegroups.

[sage-devel] Re: sage-3.2

2008-11-22 Thread Ronan Paixão
is somebody out there who has ever used the > spkg/archive. > I'm kind of guessing nobody has ever used it, in which case it seems > completely > pointless to support. > > William A compromise option would be to delete all versions except the one that's being

[sage-devel] Re: trac account name map to real names?

2008-11-23 Thread Ronan Paixão
Em Dom, 2008-11-23 às 14:15 -0800, mabshoff escreveu: > > > On Nov 23, 2:10 pm, "David Joyner" <[EMAIL PROTECTED]> wrote: > > Sounds good to me. > > Isn't it correct that only account holders can view the wiki page you > > are planning? > > We could restrict the page to people with logins, but

[sage-devel] Re: [Bulk] [sage-devel] sage.math hd space bimonthly consumption contest - November winners :)

2008-11-24 Thread Ronan Paixão
Em Dom, 2008-11-23 às 03:13 -0800, mabshoff escreveu: > Hello folks, > > we nearly ran out of space on /home for the first time in a while. The > following accounts are using more than 1GB space and on case your name > is one the list you should consider cleaning up unused files. > This should l

[sage-devel] Re: sage.math hd space bimonthly consumption contest - November winners :)

2008-11-24 Thread Ronan Paixão
Em Seg, 2008-11-24 às 16:15 -0800, mabshoff escreveu: > > > On Nov 23, 6:23 pm, Ronan Paixão <[EMAIL PROTECTED]> wrote: > > Em Dom, 2008-11-23 às 03:13 -0800, mabshoff escreveu:> Hello folks, > > Hi, > > > > we nearly ran out of space o

[sage-devel] Re: A simpler SAGE?

2008-11-25 Thread Ronan Paixão
Em Seg, 2008-11-24 às 13:05 -0800, jrpick escreveu: > For security, I just mean that if I have it running on a server, I > don't want people to be able to do malicious things like play with the > filesystem, send mail, or drop mysql tables. More than a sandbox, > however: you shouldn't be able to

[sage-devel] Problem with Integer()

2008-11-27 Thread Ronan Paixão
(sage/rings/integer.c:5593) TypeError: unable to convert x (=1.) to an integer Does that belong to a ticket? Ronan Paixão --~--~-~--~~~---~--~~ To post to this group, send email to sage-devel@googlegroups.com To unsubscribe from this group, send email to [EMAIL

[sage-devel] Re: Problem with Integer()

2008-11-27 Thread Ronan Paixão
: > >> On Thu, Nov 27, 2008 at 12:30 PM, mabshoff <[EMAIL PROTECTED]> wrote: > >> > >>> On Nov 27, 11:24 am, Jason Grout <[EMAIL PROTECTED]> wrote: > >>>> Ronan Paixão wrote: > >>>>> I just found a problem with Integer(). It do

[sage-devel] Re: Problem with Integer()

2008-11-28 Thread Ronan Paixão
sion and force the user to use it. In my view, there's nothing that much "automatic" behind the scenes, since the user already specified he wants an integer, so I think there's no reason to convert a float from one precision to another. > Maarten Then again, the problem is

[sage-devel] Re: How strong is the "100% doctest coverage" policy?

2008-11-28 Thread Ronan Paixão
> > > > So all of the above leads me to believe that we must have a 100% > > doctest coverage policy. As soon as we start giving out free passes > > people will start to argue that their code should be exempted due to > > BLAH BLAH BLAH and arguing with various people will take longer than > > wr

[sage-devel] Re: [sage-support] Re: how to pass a symbolic function to python, maxima etc?

2008-11-28 Thread Ronan Paixão
and generate arrays of sage objects. So far, I'm doing everything in pure python + numpy, for performance reasons, though it would be nice to have some sage powers in the future. Well, that's my 2 cents. Ronan Paixão --~--~-~--~~~---~--~~ To post to this g

[sage-devel] Re: Integral of piecewise functions

2008-12-06 Thread Ronan Paixão
think that makes some sense. Ronan Paixão Em Sáb, 2008-12-06 às 11:39 -0500, Paul Butler escreveu: > Currently, taking the integral of a piecewise function in Sage gives > you the definite integral. I've proposed on trac that the integral of > piecewise functions be indefinite by

[sage-devel] Re: Notebook Jmol Problems: 3.2.1

2008-12-07 Thread Ronan Paixão
I've had the same problem for a long time now, since Sage 3.1.something but when I complained in IRC everybody just said "you must use Sun's java" when I'm already using it. I'm just using Tachyon now. Ronan Em Sáb, 2008-12-06 às 12:51 -0800, David M. Monarres escreveu: > Hello, > > When doing

[sage-devel] Re: Integral of piecewise functions

2008-12-07 Thread Ronan Paixão
> This makes sense for compactly supported functions. > How do you do that for something like f(x) = max(1,floor(x))? > sage: f(x)=max(1,floor(x)) sage: f(10) 1 sage: type(f) huh, there are some problems with this function, first because it always return 1 and second because it's not built wi

[sage-devel] Re: Notebook Jmol Problems: 3.2.1

2008-12-07 Thread Ronan Paixão
e beginning of the first one. > On Dec 7, 3:39 pm, Jaap Spies <[EMAIL PROTECTED]> wrote: > > William Stein wrote: > > > On Sun, Dec 7, 2008 at 3:25 PM, Ronan Paixão <[EMAIL PROTECTED]> wrote: > > >> I've had the same problem for a long time now, since Sag

[sage-devel] Re: slowness is repeated Maxima evaluations?

2008-12-08 Thread Ronan Paixão
Em Seg, 2008-12-08 às 05:50 -0800, mabshoff escreveu: > > > > As I saw matplotlib/pylab being mentioned, in combination with > slowdowns, I > > > thought I'd mention that plotting in pylab itself goes > progressively slower. > > > On a system here, running the following: > > > > > import pylab >

[sage-devel] Re: slowness is repeated Maxima evaluations?

2008-12-08 Thread Ronan Paixão
Em Seg, 2008-12-08 às 12:25 -0200, Ronan Paixão escreveu: > Em Seg, 2008-12-08 às 05:50 -0800, mabshoff escreveu: > > > > > > As I saw matplotlib/pylab being mentioned, in combination with > > slowdowns, I > > > > thought I'd mention that plotting i

[sage-devel] Re: Compilation failure

2008-12-08 Thread Ronan Paixão
> > It would be interesting to figure out how to build binaries on > sage.math that don't require SSE. I have no clue how to do this? > Does anybody have any ideas? > > After searching around for a while, my best idea is to ask Clint > Whaley how to build Atlas in such a way that it doesn't u

[sage-devel] Re: advertisement for sage in dutch journal

2008-12-12 Thread Ronan Paixão
It would be nice to see how that ad will impact sage's site measures. Em Sex, 2008-12-12 às 16:12 +0100, Jaap Spies escreveu: > Harald Schilly wrote: > > On Fri, Dec 12, 2008 at 13:52, Jaap Spies wrote: > >> Hi, > >> > >> Today the postman delivered the journal! See my scan. > >> > > > > Very c

[sage-devel] Re: Notebook themes

2008-12-12 Thread Ronan Paixão
Actually, I prefer the theme as it is. Probably, a lot of other people won't like the new one, specially because it doesn't use white as a background (which sagemath.org also uses). It seems to be tiresome to the eyes in my opinion. Ronan Paixão Em Sex, 2008-12-12 às 15:44 -080

[sage-devel] Re: Sage artwork solicitation

2008-12-13 Thread Ronan Paixão
I also prefer the second one. As a business card it's a bit more cluttered, but I think it's useful for people to try online before downloading hundreds of megabytes. At least this way it's explicit that they have that option. Ronan Em Sáb, 2008-12-13 às 06:47 -0800, mhampton escreveu: > > One

[sage-devel] Re: Sage artwork solicitation

2008-12-13 Thread Ronan Paixão
Is there some way to do the sage logo in sage code? That would make sense. Ronan Em Sáb, 2008-12-13 às 08:16 -0800, mhampton escreveu: > I did try to work in the "official" png, but the resolution wasn't > good enough. I was wondering about that aspect - i.e. keeping a > consistent sage "brand"

[sage-devel] Re: Sage artwork solicitation

2008-12-14 Thread Ronan Paixão
I preferred having the three links (with support), but this is nice anyway. For the mug, does 1662 pixels mean the picture loops around the mug or does it only cover the front or something like that? Ronan Em Sáb, 2008-12-13 às 20:46 -0800, mhampton escreveu: > OK, version four is up at: > > h

[sage-devel] Re: transform html with sage code to html+png

2009-01-02 Thread Ronan Paixão
> > http://sage.math.washington.edu/home/mhansen/output/html/en/bordeaux_2008/ > http://sage.math.washington.edu/home/mhansen/output/pdf/en/bordeaux_2008/bordeaux_2008.pdf Those look beautiful, specially the colored latex. But the html version is displaying the formulas with a 1-pixel border in

[sage-devel] Re: embed Sage worksheets into PDFs?

2009-01-02 Thread Ronan Paixão
> > It would be neat if the worksheet could be generated from the .tex > source, with perhaps extra examples, so the author doesn't have to do > something totally separate/manually keep them in sync. But perhaps > you're already thinking along these lines. > > - Robert I see many ideas i

[sage-devel] Re: building with 512MB RAM?

2009-01-09 Thread Ronan Paixão
Em Qui, 2009-01-08 às 14:41 -0800, mabshoff escreveu: > > The gcc memory requirements are not consistent, i.e. gcc 3.4.x does > compile the LinBox extension using about 350 MB peak or so. For gcc > 4.x it seems that maybe 750 MB is peak consumption. So I am not sure > what to do, i.e. if we make

[sage-devel] Re: Windows

2009-01-28 Thread Ronan Paixão
Em Dom, 2009-01-25 às 18:04 -0800, kcrisman escreveu: > > Will there be a sage.exe file (or something like that) that my > students can download straight from sagemath.org and use right away on > a Windows machine? I believe this is the big point of the whole thread. Even though sage's users cur

[sage-devel] Re: sage talk

2009-02-05 Thread Ronan Paixão
Em Seg, 2009-02-02 às 15:56 -0800, Roman Pearce escreveu: > A new version of Maple is only released every year, and there are lots > of people who expect their 10 year old code to run. It's almost a > Microsoft-like situation. And since people have to pay for upgrades > there's an entirely diff

[sage-devel] Re: illegal instruction warnings: masking CPUID with vmware?

2009-02-05 Thread Ronan Paixão
> Hmm, do you mean SSE only, i.e. no SSE2 or higher or no SSE at all. No > SSE2 or high might be doable once I revamp the build system via #2999- > #3001 by tightly controlling CFLAGS and friends. But honestly while > doing #2999-#3001 is a medium priority at the moment doing a SSE only > build o

[sage-devel] Re: Massively collaborative mathematics + Sage-ready blogs and forums

2009-02-06 Thread Ronan Paixão
> Of course, concerns about security and usability may well restrict the > privileges to a specific subset of Sage's commands and fraction of > server resources. Still, it would be great if Wikipedia entries, say, > could include pertinent, pedagogical "gadgets" to illustrate concepts > which ar

[sage-devel] Re: Sage & reddit: "Mathematica No Longer World's Most Expensive Calculator? "

2009-02-06 Thread Ronan Paixão
Em Qua, 2009-02-04 às 17:44 -0800, William Stein escreveu: > > You are of course welcome to believe this, but the major competition > > for Mathematica > > is probably not Sage, but Matlab. > > For many engineering applications Matlab blows Mathematica out of the > water, and I wouldn't even cons

[sage-devel] Re: Sage Days 12 Final Report Summary

2009-02-06 Thread Ronan Paixão
Em Ter, 2009-01-27 às 06:13 -0800, mabshoff escreveu: > > > On Jan 26, 11:35 am, Robert Bradshaw > wrote: > > > > > I saw there was discussion of the Windows port at SD12. It doesn't > > look like the wiki page has been updated, is there a good summary of > > what the status is? > > I f

[sage-devel] Re: python vs java for scientific computing

2009-02-06 Thread Ronan Paixão
Em Sex, 2009-01-23 às 09:49 -0800, rjf escreveu: > > > On Jan 22, 6:26 pm, mhampton wrote: > ... > > A python/ > > cython/javascript spreadsheet for the Sage notebook would be great - > > unfortunately I'm not going to write one. I think it would be hard to > > do it right. > > > > -M. Hampton

[sage-devel] Re: error in calulations, big numbers, etc...

2009-02-07 Thread Ronan Paixão
Em Sex, 2009-02-06 às 22:18 +0200, ahmet alper parker escreveu: > One more comment on the subject. As we were trying to solve a > Sturm-Lioville boundary value problem by finite difference method, we > calculated eigenvalues and eigenvectors of some matrices on matlab and > mathematica. In both of

[sage-devel] Re: Sage Days 12 Final Report Summary

2009-02-07 Thread Ronan Paixão
Em Sex, 2009-02-06 às 12:59 -0800, mabshoff escreveu: > > > On Feb 6, 9:53 am, Ronan Paixão wrote: > > Em Ter, 2009-01-27 às 06:13 -0800, mabshoff escreveu: > > > > Hi Ronan, > > > I'm against all that SUA stuff. I completely agree it's a grea

[sage-devel] Re: Paul Zimmermann's talk on wiki

2009-02-07 Thread Ronan Paixão
Em Sáb, 2009-02-07 às 11:52 +1100, Minh Nguyen escreveu: > Hi folks, > > Paul Zimmermann delivered a talk on Sage on 2009-01-19. This > information has been added to the Sage talks wiki at > > http://wiki.sagemath.org/Talks > > Thank you, Paul, for your effort in spreading the word about Sage.

[sage-devel] Re: Interaction with SymPy and other packages

2009-02-23 Thread Ronan Paixão
Em Sáb, 2009-02-21 às 07:57 -0800, Maurizio escreveu: > I admit that I've never heard of Pynac. Actually there are two Pynac's out there, one of them is a sage insider project to replace Maxima as a symbolics backend, since that greatly impacts performance and builds. > > > I am wondering what

[sage-devel] Re: Idea solicitation for semester-long algebra project

2009-02-27 Thread Ronan Paixão
I'm not a mathematician, but a good idea could be improving Piecewise functions. Ronan Em Qua, 2009-02-25 às 14:38 -0600, Francisco Veach escreveu: > I'm planning a semester-long project for the fall that will involve > implementing/improving algebra related functions of Sage. I'm taking > this

[sage-devel] Re: Naming convention again...

2009-02-28 Thread Ronan Paixão
lement be more understandable using S[n] ? Ronan Paixão --~--~-~--~~~---~--~~ To post to this group, send email to sage-devel@googlegroups.com To unsubscribe from this group, send email to sage-devel-unsubscr...@googlegroups.com For more options, visit this group

[sage-devel] Re: non-english chars causing run-time errors in a clone

2009-02-28 Thread Ronan Paixão
Personally I'd vote for making all files utf-8 encoded. That would increase accuracy in names and would also enable easier translations for "all languages under the sky". Ronan Em Sex, 2009-02-27 às 13:57 -0800, mabshoff escreveu: > > > On Feb 27, 1:44 pm, John Cremona wrote: > > Hi John, >

[sage-devel] Re: Google Summer of Code 2009

2009-03-08 Thread Ronan Paixão
> > +10 > > This is why I copied the notebook section as an example from the list > for 2008. Even though I would expect Google to be interested in funding > open source implementations of maths, I think it would be better if we > focus on the computer science/engineering side of things. > > I

[sage-devel] Re: 3d display: x3d?

2009-03-10 Thread Ronan Paixão
Em Seg, 2009-03-09 às 11:11 -0700, Robert Bradshaw escreveu: > On Mar 9, 2009, at 10:52 AM, Ondrej Certik wrote: > > > On Mon, Mar 9, 2009 at 10:41 AM, Robert Bradshaw > > wrote: > >> > >> On Mar 8, 2009, at 11:14 AM, Prabhu Ramachandran wrote: > >> > >>> > >>> On 03/08/09 19:19, William Stein w

[sage-devel] Re: deprecating calling of symbolic expressions without variable names

2009-03-15 Thread Ronan Paixão
Em Dom, 2009-03-15 às 17:11 -0700, kcrisman escreveu: > > > Wouldn't it be clearer if the error message read > > > > NameError: name 't' is not defined, try var('t') beforehand > > > > or something similar? > > > > Perhaps as Carl deprecates common anticipated behaviors he'd be open > > to havi

[sage-devel] Bug advertisement

2010-03-21 Thread Ronan Paixão
stem's one. Since I've touched the subject, how is the Windows port going? Can I help in any way? Thanks for listening, Ronan Paixão Veja quais são os assuntos do momento no Yahoo! +Buscado

Res: [sage-devel] Annual Spies Prize Winner Announced!

2010-03-21 Thread Ronan Paixão
Congratulations! Ronan De: William Stein Para: sage-devel ; Minh Nguyen Enviadas: Domingo, 21 de Março de 2010 15:14:55 Assunto: [sage-devel] Annual Spies Prize Winner Announced! Hello, After much discussion, a secret committee has made the following anno

Res: [sage-devel] Re: Bug: Elliptic Curve Point Counting

2010-03-27 Thread Ronan Paixão
One question: will Pari 2.4 be here to stay? If so, then it's (eventually) inevitable that a port will have to be made. However, I'm not familiar with Pari's development, so I don't know if the new API is stable enough yet to justify a port. Ronan De: Hamish