[sage-support] Re: embedding a pdf in a notebook

2014-05-14 Thread kcrisman
On Wednesday, May 14, 2014 12:57:50 PM UTC-4, Fred Gruber wrote: Hi Since other people may use the notebook I would prefer if they didn't have to manually copy the URL. I noticed that the javascript variable document.URL have this information but I'm not sure how to bring the value

[sage-support] Re: embedding a pdf in a notebook

2014-05-13 Thread kcrisman
of the notebook within sage? Dear Fred, I tried this in a non-localhost server, and got the following results. 1) Trying html.iframe(DATA+'name_of.pdf') got some kind of permission denied webpage error. 2) Trying html.iframe('http://my_sage_server.domain.com/home/kcrisman/5/data/name_of.pdf

Re: [sage-support] question about hg (newbie)

2014-05-12 Thread kcrisman
for older versions of Sage, but will not work at all in newer ones, and as far as I know isn't in the latest documentation online. - kcrisman -- You received this message because you are subscribed to the Google Groups sage-support group. To unsubscribe from this group and stop receiving

Re: [sage-support] reflexive @interact controls (control values update)

2014-05-08 Thread kcrisman
On Thursday, May 8, 2014 12:01:23 PM UTC-4, William wrote: On Thu, May 8, 2014 at 7:39 AM, Pedro Cruz pedrocr...@gmail.comjavascript: wrote: Is possible that after user action on interaction control X the function that updates the interact screen could also update the X control

Re: [sage-support] Getting started with SMC

2014-05-05 Thread kcrisman
On Monday, May 5, 2014 9:30:43 AM UTC-4, William wrote: On Mon, May 5, 2014 at 5:49 AM, Richard Allred richard...@gmail.comjavascript: wrote: I am of course a new user to Sage Math Cloud and have found it to be incredibly frustrating. I have spent over an hour searching online for

[sage-support] Re: incomplete gamma function: evaluation and taylor series

2014-05-03 Thread kcrisman
On Saturday, May 3, 2014 7:17:04 AM UTC-4, suvra...@gmail.com wrote: I am new to Sage; trying to explore open source alternatives to Mathematica. However, I seem to be having trouble with the incomplete gamma function. Here are two difficulties. First, in trying to evaluate the

[sage-support] Re: Running a .sage file on Windows

2014-04-28 Thread kcrisman
cell you evaluate. (Untested, you may have to not use quotes or something.) 3) Copy and paste the entire .sage file into a first cell of the worksheet and then do %hide at the top to 'hide' it... I hope one of these helps. - kcrisman -- You received this message because you are subscribed

[sage-support] Re: wrong or nonexistent results for various infinite sums

2014-04-24 Thread kcrisman
which, to me, is a very useful answer. But other sums are simply wrong. k = var('k') sum(x^(2*k)/factorial(2*k),k,0,oo) I'm working with Maxima 5.33.0. I get simplify_sum ('sum(x^(2*k)/factorial(2*k),k,0,inf)); = sqrt(%pi)*bessel_i(-1/2,x)*sqrt(x)/sqrt(2) which seems

[sage-support] Re: wrong or nonexistent results for various infinite sums

2014-04-23 Thread kcrisman
of it. See e.g http://trac.sagemath.org/ticket/9908 . - kcrisman -- You received this message because you are subscribed to the Google Groups sage-support group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-support+unsubscr...@googlegroups.com. To post

[sage-support] Re: Plot the modulus of a complex function.

2014-04-21 Thread kcrisman
Hi: is http://trac.sagemath.org/ticket/13355 possibly related? Also, see the discussion at https://groups.google.com/forum/#!topic/sage-support/3mekDq5Stvk - if you use a Python function instead of a symbolic one, it might work even now. Good luck! - kcrisman On Sunday, April 20, 2014 9:05

Re: [sage-support] Re: plot3d using real-valued real-parameter functions but involving complex numbers as intermediates

2014-04-21 Thread kcrisman
and emacs are don't always find it easy to follow, so that we can keep trying to improve it. - kcrisman On Wednesday, April 17, 2013 3:13:12 PM UTC-4, Gary McConnell wrote: I am very keen to help - my problem is utter incompetence at following the high-level instructions in the manual

[sage-support] Re: Solving Trigonometric Equations

2014-04-21 Thread kcrisman
On Sunday, April 20, 2014 3:14:11 PM UTC-4, Hadi Lq wrote: Hi everyone How can I solve these trigonometric equations: var('A d c1 c2') solve([A*cos(d)==c1,A*sin(d)==c2],A,d) It just gives me: [A*cos(d) == c1, A*sin(d) == c2] This doesn't even make sense unless (c1/A)^2+(c2/A)^2==1,

[sage-support] Re: posible bug in Tachyon.show() at aleph/sagecell?

2014-04-19 Thread kcrisman
to Sage [1] ... but presumably this is a Sage cell specific thing, given their custom code, and I encourage you to report it there [2]. Thanks for the report! - kcrisman [1] e.g. https://github.com/sagemath/sagecell/blob/master/sage-patches/02-sage-show.patch [2] https://github.com/sagemath

[sage-support] Re: legend

2014-04-17 Thread kcrisman
On Thursday, April 17, 2014 6:32:31 AM UTC-4, HG wrote: Hi, I do a plot with **params which is quiete usefull to have it as a compact style. After googling a lot I was trying to see if one can do the same with **legend ? or other keyword ? I didn't find any answer, is it possible ?

[sage-support] Re: How to compute sum(log(1-1/n^2),n,2,oo)?

2014-04-17 Thread kcrisman
See http://trac.sagemath.org/ticket/16176 and https://sourceforge.net/p/maxima/bugs/2722/ And Maxima upstream already has committed a fix, apparently - great news. Thanks for the report! -- You received this message because you are subscribed to the Google Groups sage-support group.

[sage-support] Re: How to compute sum(log(1-1/n^2),n,2,oo)?

2014-04-16 Thread kcrisman
On Wednesday, April 16, 2014 3:34:25 PM UTC-4, Robert Dodier wrote: On 2014-04-16, kcrisman kcri...@gmail.com javascript: wrote: (%i11) simplify_sum(sum(log(1-1/x^2),x,2,inf)); inf + 2 (%o11) log

Re: [sage-support] making unintendet floor division in Sage cloud

2014-04-15 Thread kcrisman
On Tuesday, April 15, 2014 8:39:04 PM UTC-4, William wrote: On Tue, Apr 15, 2014 at 4:53 PM, Bassie thegra...@gmail.com javascript: wrote: I'm running a double for loop, and dividing one over the other. Sagecloud converts these fractions to 0, just like python2, but isn't it exactly

Re: [sage-support] Heartbleed bug

2014-04-14 Thread kcrisman
On Sunday, April 13, 2014 3:46:57 PM UTC-4, William wrote: On Sun, Apr 13, 2014 at 12:22 PM, Brian Sherson caret...@gmail.comjavascript: wrote: First question: Is SAGE notebook susceptible to the Heartbleed bug when run with secure=True? It depends. Yes... unless you have a new

[sage-support] Re: finding special function antiderivatives

2014-04-11 Thread kcrisman
from the GSL interface (numerical_integral) but I'm having trouble interpreting it to do so. Are you interested in helping us get these things organized better? It would be greatly appreciated. - kcrisman -- You received this message because you are subscribed to the Google Groups sage

Re: [sage-support] SageMath Cloud printing all intermediate input

2014-04-07 Thread kcrisman
On Monday, April 7, 2014 12:16:58 PM UTC-4, William wrote: On Sun, Apr 6, 2014 at 11:36 PM, Michael Yurko myu...@gmail.comjavascript: wrote: I've recently started using sagemath cloud as opposed to a local instance of the notebook. One big difference I've noticed is that in the

Re: [sage-support] Why doesn't Sage use StackExchange?

2014-04-03 Thread kcrisman
to lead the charge, I can only strongly encourage you. To the original poster - another potential reason not to use SX is that it is not open source, though of course people will differ on whether this is a *good* reason. - kcrisman -- You received this message because you are subscribed

Re: [sage-support] problem uploading sagews

2014-04-02 Thread kcrisman
On Wednesday, April 2, 2014 9:33:54 AM UTC-4, William wrote: On Apr 1, 2014 9:47 PM, Chak Wing Sin simsi...@gmail.com javascript: wrote: I cloned William's Git repo on 2014-04 class 408(?) using the instruction in his recent upload in Youtube. when trying to upload to sagenb.org I

[sage-support] Re: if I input 1.1, why is it real not rational?

2014-03-28 Thread kcrisman
be interesting to discuss whether this is user error or a bug or some third option. - kcrisman -- You received this message because you are subscribed to the Google Groups sage-support group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-support

[sage-support] Re: graphic conversion from maxima to sage

2014-03-25 Thread kcrisman
On Tuesday, March 25, 2014 10:21:29 AM UTC-4, kcrisman wrote: But I need it in sagemath to get it well embedd in texmacs. After long trying I didn't not success, my main problem is conditions. If a good soul could do it for me all my thanks. Kind regards, HG Does http

[sage-support] Re: graphic conversion from maxima to sage

2014-03-25 Thread kcrisman
But I need it in sagemath to get it well embedd in texmacs. After long trying I didn't not success, my main problem is conditions. If a good soul could do it for me all my thanks. Kind regards, HG Does

[sage-support] Re: Passing graphics objects

2014-03-24 Thread kcrisman
the + operator for this? But I may be misunderstanding this. - kcrisman -- You received this message because you are subscribed to the Google Groups sage-support group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-support+unsubscr...@googlegroups.com

Re: [sage-support] Re: Sagetex issues

2014-03-18 Thread kcrisman
On Tuesday, March 18, 2014 1:17:12 PM UTC-4, Dan Drake wrote: Sorry for the delay in replying... On Thu, 13 Mar 2014 at 08:20AM -0700, sde...@gmail.com javascript:wrote: For the second method... I have been using TeXMaker for quite a while and I really like the GUI so... I don't know

[sage-support] Re: Deleting input cells on Macbook Pro

2014-03-17 Thread kcrisman
Wondering how I select a large number of input cells in a Sage Worksheet and delete them. D. Hi! Probably the easiest way to do this is to actually go to 'Edit' and delete them in that text-only interface. This is what I do, anyway. Good luck! -- You received this message because

[sage-support] Re: Sagetex issues

2014-03-13 Thread kcrisman
First to Ivan and Dan - see http://trac.sagemath.org/ticket/13261 for one place where this can be dealt with. Is http://trac.sagemath.org/ticket/11755 or http://trac.sagemath.org/ticket/13247 possibly relevant? I've opened http://trac.sagemath.org/ticket/15932 for this issue. I have no idea

[sage-support] Re: Sagetex issues

2014-03-13 Thread kcrisman
to see that. A different thing you could do is to create an alias for your Sage installation in your command line. I do this: 1) I create a soft link (using ln -s, be careful about the syntax!) for my Sage install lrwxr-xr-x 1 kcrisman admin 87 Oct 10 08:06 sage - /Users/kcrisman

[sage-support] Re: where are all 6.11 version sagenb server list?

2014-03-11 Thread kcrisman
On Tuesday, March 11, 2014 4:37:21 AM UTC-4, cjsh100 cjsh100 wrote: thank you very much! I find 6.11 below:but cannot sign in Again, because many limit things to on-campus IP addresses. I hope it is clear why someone might want to limit such access. -- You received this

[sage-support] Re: where are all 6.11 version sagenb server list?

2014-03-07 Thread kcrisman
It's a wiki, so no one is under any obligation to update it. On Friday, March 7, 2014 2:02:41 AM UTC-5, cjsh100 cjsh100 wrote: there are a lists at sagewiki ,but too old,half year age -- You received this message because you are subscribed to the Google Groups sage-support group. To

[sage-support] Re: jmol on notebook blocked in firefox

2014-03-07 Thread kcrisman
On Friday, March 7, 2014 10:47:54 AM UTC-5, kcrisman wrote: Hey, nice idea! But one would have to go back and forth if one wanted to show 2d plots. Otherwise you could just put this at the very top of a page... And this wouldn't work for people viewing it off a notebook server

[sage-support] Re: jmol on notebook blocked in firefox

2014-03-06 Thread kcrisman
an issue with Jmol, by the way - I have students encountering the same issue with some Geogebra-type applets embedded inside of WeBWorK. - kcrisman -- You received this message because you are subscribed to the Google Groups sage-support group. To unsubscribe from this group and stop receiving

[sage-support] Re: legends on plots

2014-03-06 Thread kcrisman
On Thursday, March 6, 2014 2:24:00 PM UTC-5, Liam Dalton wrote: I have similar issues when running your code. However, the same code works if you do not do implicit plotting: var('x y') xrange = (x,0,5) yrange = (y,0,5) f1 = plot(x**2,xrange,color='red',legend_label='x^2 - 4x + y^2 ==

[sage-support] Re: legends on plots

2014-03-06 Thread kcrisman
This is now http://trac.sagemath.org/ticket/15903 -- You received this message because you are subscribed to the Google Groups sage-support group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-support+unsubscr...@googlegroups.com. To post to this

[sage-support] Re: bug on error reporting in sage notebook?

2014-03-03 Thread kcrisman
On Monday, March 3, 2014 4:20:22 PM UTC-5, Fred Gruber wrote: In the sage 6 notebook , if I type the following R code (in R mode) myfunc2-function(x){ print(x) if (x1){ print('x larger than 1') } where there is a missing bracket I do not get any errors from sage. It just does

[sage-support] Re: when ask.sagemath.org can be recovered?

2014-02-26 Thread kcrisman
It's being worked on, and will eventually be back up, I think. I am indeed sorry about the Great Firewall; I can't imagine how annoying that must be. On Wednesday, February 26, 2014 9:27:44 PM UTC-5, cjsh100 cjsh100 wrote: google.com and google groups and gmail and all google other servers

[sage-support] Re: Sage could not solve a system of 3 equations

2014-02-06 Thread kcrisman
On Thursday, February 6, 2014 8:36:08 AM UTC-5, Bruno wrote: Dear Sage-support, I'm trying reproduce a function,namely uq, of the variable t which I know that exist but don't know the symbolic expression of it. I can determine the expression by a system of 3 equations (eq0,eq1,eq2) and 4

[sage-support] Re: Sage Notebook R broken Image Link

2014-01-31 Thread kcrisman
On Friday, January 31, 2014 11:34:28 AM UTC-5, y tan wrote: hi, i install sage follow this apt-add-repository -y ppa:aims/sagemath apt-get update apt-get install sagemath-upstream-binary and I got this in notebook, Probably you will have to manually open a device. See

[sage-support] Re: Some frustrations with Piecewise()

2014-01-28 Thread kcrisman
/14801 for a prototype for a new way to do all this. Luckily, you should be able to do what you want, but not with a unified syntax, it is true. - kcrisman -- You received this message because you are subscribed to the Google Groups sage-support group. To unsubscribe from this group and stop

[sage-support] Re: notebook.css on .sage directory is being ignored

2014-01-28 Thread kcrisman
to use for whatever customization you want. - kcrisman -- You received this message because you are subscribed to the Google Groups sage-support group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-support+unsubscr...@googlegroups.com. To post

Re: [sage-support] someone lost all their info in sagenb.org

2014-01-22 Thread kcrisman
On Wednesday, January 22, 2014 11:59:59 AM UTC-5, William wrote: On Wed, Jan 22, 2014 at 8:52 AM, P Purkayastha ppu...@gmail.comjavascript: wrote: Hi!I have a problem with my account of sage. I don't know why, but I have ost all my job. I don't understand. Thanks, Maria

[sage-support] Re: hyperbolic triangles using disc model

2014-01-16 Thread kcrisman
I think that only that may (so far) be implemented. On Thursday, January 16, 2014 1:07:43 PM UTC-5, Pierre wrote: Hi ! I've been using Sage's hyperbolic_triangle function quite a lot to produce a few pictures. I'm very happy with them, but I was also wondering whether Sage could handle

[sage-support] Re: arrows on the end of axes

2014-01-14 Thread kcrisman
On Tuesday, January 14, 2014 11:57:41 AM UTC-5, Pedro Cruz wrote: HI, I would like to solve the arrows on the end of axes in a plot but for Sage 5.2. I've read this, targetting Sge 6.1: http://trac.sagemath.org/ticket/10740 but I would like some more help to try to do it in Sage

[sage-support] Re: sagecell links

2014-01-14 Thread kcrisman
Yes, they appear to be. There was another thread about this at http://ask.sagemath.org/question/3406/share-not-working-in-sage-cell I hope this is fixed by the Joint Meetings! On Tuesday, January 14, 2014 1:47:47 PM UTC-5, fbotana wrote: Hi, Are sagecell links disabled? I can't get my

[sage-support] Re: Sage equivalent of Maxima's tellrat?

2014-01-14 Thread kcrisman
On Tuesday, January 14, 2014 11:04:45 PM UTC-5, Alasdair wrote: I think this was asked a few years ago... anyway, I'm doing some computations for which Maxima's tellrat(X), which basically means substitute 0 for X wherever it occurs in a rational expression, is useful, It stops

[sage-support] Re: using sagecell within webwork (problem with tos acceptance)

2014-01-09 Thread kcrisman
Maybe this should be in a prominent place in the sagecell doc? I love that someone is really using this, though - thanks to you, John Travis, Jason Aubrey, Mike Gage, and others for this functionality! On Thursday, January 9, 2014 9:51:31 AM UTC-5, Jason Grout wrote: On 1/9/14, 5:54 AM, Marc

[sage-support] Re: Strange results with subgroups of automorphism group of graphs

2014-01-09 Thread kcrisman
On Thursday, January 9, 2014 9:44:57 AM UTC-5, Georgi Guninski wrote: Strange results with subgroups of automorphism group of graphs There is an element in the automorphism group of graph which is in no subgroup (though the full group is a subgroup). I suspect the problem is the usage

[sage-support] Re: Strange results with subgroups of automorphism group of graphs

2014-01-09 Thread kcrisman
This is now http://trac.sagemath.org/ticket/15656 On Thursday, January 9, 2014 11:00:03 AM UTC-5, kcrisman wrote: On Thursday, January 9, 2014 9:44:57 AM UTC-5, Georgi Guninski wrote: Strange results with subgroups of automorphism group of graphs There is an element in the automorphism

[sage-support] Re: Configuring sage with wxPython in windows

2014-01-07 Thread kcrisman
It's possible to use Sage on Cygwin on Windows - would this possibly work for your need? But it won't work with a native Windows Python per se, though presumably you could call it using Sage's own Python. On Saturday, January 4, 2014 2:09:31 AM UTC-5, Renju C Nair wrote: Hi, I am

[sage-support] Re: README.txt build-from-source buries fact -j8 in make -j8 ignored -- need export MAKE=make -j8

2014-01-01 Thread kcrisman
You mean like https://github.com/sagemath/sage/pull/16 ? See http://trac.sagemath.org/ticket/15616 as well. This is a good suggestion. On Tuesday, December 31, 2013 7:57:17 PM UTC-5, Joseph P. Skudlarek wrote: This is a request to update the README.txt file used when building from sources

[sage-support] Re: selective update in @interact?

2013-12-18 Thread kcrisman
Does auto_update = False (as an interact control) provide what you need? On Wednesday, December 18, 2013 12:39:31 PM UTC-5, Fred Gruber wrote: Hi Sometimes in my interact functions I have certain controls to do very simple things like change size of an image etc which should be very fast.

[sage-support] Re: What is the correct way of Plotting Matlab's .mat -data in Sage?

2013-12-17 Thread kcrisman
On Tuesday, December 17, 2013 11:30:31 AM UTC-5, Sami wrote: What is the right way of importing Matlab's .mat data into SageMath? Or to which format should I transform this data for Sage notebook? Possibly, there is some restrictions in the Notebook, which can be a reason why the data is

Re: [sage-support] Re: how to format replies on ask.sagemath.org

2013-12-11 Thread kcrisman
On Wednesday, December 11, 2013 10:58:37 AM UTC-5, John Cremona wrote: On 11 December 2013 15:42, P Purkayastha ppu...@gmail.com javascript: wrote: On 12/11/2013 11:33 PM, John Cremona wrote: My answers to questions on ask.sagemath.org would possibly be more helpful if I could

[sage-support] Re: Matrix polynomial

2013-12-05 Thread kcrisman
On Thursday, December 5, 2013 6:38:23 AM UTC-5, ccandide wrote: How do you evaluate a matrix polynomial with Sage ? The obvious way doesn't work : You found an answer, but the error message could be more informative. Plus, since M = matrix([[1]]) M^2 works, in principle we want this to

Re: [sage-support] Re: solving symbolic equation

2013-12-05 Thread kcrisman
On Thursday, December 5, 2013 6:04:45 AM UTC-5, Andrew wrote: On Thursday, 5 December 2013 10:35:00 UTC+1, Daniel Krenn wrote: Am 2013-12-05 09:30, schrieb Andrew: Thanks, but as I wrote, I want a symbolic solution. In particular, I wonder how I get the solution 0. Sorry, I'm

[sage-support] Re: Matrix polynomial

2013-12-05 Thread kcrisman
http://trac.sagemath.org/ticket/15487 On Thursday, December 5, 2013 11:50:45 AM UTC-5, kcrisman wrote: On Thursday, December 5, 2013 6:38:23 AM UTC-5, ccandide wrote: How do you evaluate a matrix polynomial with Sage ? The obvious way doesn't work : You found an answer, but the error

[sage-support] Re: rainbow fill color

2013-12-05 Thread kcrisman
Perhaps a little code would be helpful here. Do you want a rainbow of *different* curves? A picture of what you mean would be helpful. On Thursday, December 5, 2013 7:37:38 AM UTC-5, HG wrote: Hi, I plot a blackbody curve and the filling is palegoldenrod. I would like to get a rainbow

[sage-support] Re: Syntax highlighting in sage notebook

2013-11-26 Thread kcrisman
On Tuesday, November 26, 2013 5:16:12 AM UTC-5, Jose Guzman wrote: I wondered if it there is some effort (e.g a patch in the track system) to provide some kind of syntax highlighting in the Sage notebook, just like the one shown in the Sage cell server. This is certainly possible, but

[sage-support] Re: How create a plot of f(x, y, z) using color for function value? (i.e. a 4D plot)

2013-11-17 Thread kcrisman
On Saturday, November 16, 2013 11:10:02 AM UTC-5, Jason Grout wrote: On 11/16/13 9:47 AM, Jason Grout wrote: # this could be much faster if we were evaluating it using vector arithmetic on a numpy grid, for example. Here's an example with numpy: http://sagecell.sagemath.org/?q=lifyke

[sage-support] Re: How create a plot of f(x, y, z) using color for function value? (i.e. a 4D plot)

2013-11-16 Thread kcrisman
with contour shells, I had to work quite a bit at making sure the opacity/alpha was right for each individual shell to make sure you can see all of them, but not too much of any one of them. - kcrisman On Saturday, November 16, 2013 2:34:49 AM UTC-5, Chris Seberino wrote: I've been searching

[sage-support] Re: Color in html output and rounding matrices

2013-11-14 Thread kcrisman
On Thursday, November 14, 2013 3:01:02 AM UTC-5, Jason Grout wrote: On 11/13/13 9:45 PM, Jotace wrote: Hello to everyone, I was trying to make some camputational tool for my students, to allow them to compute powers of matrices quickly. I made a tiny htm page with some text

[sage-support] Re: Log plots of points are blank when given small values

2013-11-14 Thread kcrisman
with a weird question. If you are able to review this (see the Sage developer guide) then we can get both of them in, which would be marvelous! - kcrisman -- You received this message because you are subscribed to the Google Groups sage-support group. To unsubscribe from this group and stop

[sage-support] Re: notebook refresh problem

2013-11-12 Thread kcrisman
I have been an enthusiastic user of Sage for a couple of years, but recently (past 4 months) have had a problem with Sage that is native to my computer (as opposed to running Sage on a server using an internet connection). I sometimes like to have my own Sage, since I don't have to

[sage-support] Re: sageplot seems broken with sage 5.12

2013-11-11 Thread kcrisman
Hi Pong, Huh, that is weird.I wonder if perhaps the syntax/meaning of graph plotting changed somewhat recently? At any rate I can confirm the same problem. It does seem to work at the command line. On Monday, November 11, 2013 3:34:40 PM UTC-5, pong wrote: I have just re-run on an old

[sage-support] Re: Inability to compute limit.

2013-11-08 Thread kcrisman
On Friday, November 8, 2013 2:21:26 PM UTC-5, PavelY wrote: I am trying to compute a limit with sage, and I get incorrect answers. Here is an example which should produce the result of 0 but does not. reset() n = var('n') assume(n0) series = -(3*n^2 + 1)*(-1)^n/sqrt(n^5 + 8*n^3 + 8)

Re: [sage-support] Re: Inability to compute limit.

2013-11-08 Thread kcrisman
open a ticket, post to the Maxima list, etc.? Thanks! On Friday, November 8, 2013 4:31:34 PM UTC-5, Dan Drake wrote: On Fri, 08 Nov 2013 at 01:03PM -0800, kcrisman wrote: Note the und - undefined. Maxima is probably noticing the (-1)^n piece... I'm not sure it's the (-1)^n. I tried

[sage-support] Re: Error attaching file in notebook 5.12

2013-11-06 Thread kcrisman
On Wednesday, November 6, 2013 2:21:27 PM UTC-5, stevemit wrote: When I attach a simple .sage file in a notebook I get name 'Integer' is not defined. I think this is known. See for instance https://github.com/sagemath/sagenb/issues/169 - I feel like there was a Trac ticket as well, but

[sage-support] Re: log for high school

2013-11-05 Thread kcrisman
conflict with something else. The best way to do this is to use BuiltinFunction like at sage/functions/hyperbolic.py or the like... obviously for your own purposes this is just fine. But that one has a nice way to put in typesetting etc. Good luck! - kcrisman -- You received this message

[sage-support] __mod__ is not consistent between integers and reals

2013-10-15 Thread kcrisman
sage: 5 % 3 2 sage: 5. % 3. -1.00 I view this as a problem - was trying to construct the Weierstrass function for my students http://sagecell.sagemath.org/?q=mufyfu and it wouldn't plot right until I changed %2 to %2., but now I get this. Or is there some mathematical reason to

[sage-support] Re: Updating variables or recursive substitution

2013-09-26 Thread kcrisman
On Thursday, September 26, 2013 10:46:15 AM UTC-4, jorges wrote: Hi, I am working on the analytical solution to a specific problem. Nothing special, I guess, just a few 2nd order differential equations. The real burden, and thus the motivation for using sage, is that the resulting

[sage-support] Re: Evaluate all expressions

2013-09-25 Thread kcrisman
This is pretty vague, but ... assuming that you are using the expression like a = 2 print a print a+1 print a+2 print a+3 and a should have been 4, then yes, you would have to evaluate them all. On Wednesday, September 25, 2013 3:24:18 PM UTC-4, Bassie wrote: Hello Can you evaluate all

Re: [sage-support] Re: The results of some integration test.

2013-09-06 Thread kcrisman
This is interesting, but especially because of your comment: A good answer gives FriCAS 1.2.1. It is a pitty that there is no option 'fricas' in the selection box of Sage's integration algorithm. That is not a bad idea; in fact, it is http://trac.sagemath.org/ticket/9427.

[sage-support] Re: The results of some integration test.

2013-09-04 Thread kcrisman
On Wednesday, September 4, 2013 1:01:07 PM UTC-4, Peter Luschny wrote: Recently two integration test suites were discussed at sci.math.symbolic [1], [2]. I executed the tests with Sage and put the results on my webpage [3]. Not all results are favorable for Sage. Maybe this is worth to be

Re: [sage-support] Sage installation

2013-09-02 Thread kcrisman
On Monday, September 2, 2013 9:12:33 AM UTC-4, arshpreet singh wrote: On Mon, Sep 2, 2013 at 5:05 PM, casper sky math.stu...@gmail.comjavascript: wrote: Hello, I want to know that can I install Sage on my iPad as I'm using it on my mac ? yes you can see the link below:

[sage-support] Re: Sage can't find my .sage files

2013-08-26 Thread kcrisman
be a lot of searching). If that works (or if not), let us know. Good luck! - kcrisman -- You received this message because you are subscribed to the Google Groups sage-support group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-support+unsubscr

[sage-support] Re: Left and right limits (is default of 'dir' None?)

2013-08-19 Thread kcrisman
On Monday, August 19, 2013 1:55:04 PM UTC-4, Vince wrote: When computing the limit of a function I don't quite seem to be getting the behaviour that I expected. --- sage: f(x) = 1 / x sage: print f.limit(x=0) sage: print f.limit(x=0, dir='minus') --- The first limit returns infinity,

[sage-support] Re: [newbie] lambda operator

2013-08-15 Thread kcrisman
This question was also asked at http://ask.sagemath.org/question/2903/newbie-lambda-operator, if one or both of you wants to put your answers there so that question can count as answered. On Thursday, August 15, 2013 7:42:40 AM UTC-4, Jason Grout wrote: On 8/15/13 5:24 AM, Jean Dubois wrote:

[sage-support] Re: Limit with gamma function gives incorrect answer

2013-08-07 Thread kcrisman
On Wednesday, August 7, 2013 12:01:49 AM UTC-4, Ed Scheinerman wrote: When I try this: sage: y = gamma(x+1/2)/gamma(x)/sqrt(x) sage: limit(y,x=oo) 0 sage: plot(y,x,1,50) I observe that the limit appears to be 1, not 0. This is how it happens in Maxima. (%i2)

[sage-support] Re: Worksheet input colors

2013-08-06 Thread kcrisman
Can you be more specific? I think this is probably a stylesheet used for the tutorials. But it would be helpful to know exactly what aspect you mean, since the input boxes do not appear to be colored - do you mean something near the input boxes? On Monday, August 5, 2013 7:03:32 PM UTC-4,

[sage-support] Re: Possible bug in list.remove()

2013-08-03 Thread kcrisman
This is a classic thing to get tripped up in with Python. Note I am using sage -ipython to make it clear this is a Python trait. In [1]: L = [1,2,3] In [2]: L.remove? Type: builtin_function_or_method String Form:built-in method remove of list object at 0x10e32e950 Docstring:

[sage-support] Re: plot the solution obtained from desolve_system

2013-07-10 Thread kcrisman
On Wednesday, July 10, 2013 4:26:02 PM UTC-4, Flavio Coelho wrote: Hi, I am trying to plot the solutions the following system of ODEs var('t') A = function('A',t) B = function('B',t) de1 = diff(A,t) == -k1*A+k2*B de2 = diff(B,t) == k1*A-k2*B We're missing some info here. If I make

[sage-support] Re: plot the solution obtained from desolve_system

2013-07-10 Thread kcrisman
I've opened http://trac.sagemath.org/sage_trac/ticket/14877 for the potential confusion of having the wrong number of initial conditions. -- You received this message because you are subscribed to the Google Groups sage-support group. To unsubscribe from this group and stop receiving emails

Re: [sage-support] How to define L-series?

2013-06-30 Thread kcrisman
Just FYI, I asked http://ask.sagemath.org/question/2540/defining-dirichlet-series a while ago and have wanted to know the answer to a very similar question for several years :) in case someone does know how to do it. On Sunday, June 30, 2013 9:37:47 AM UTC-4, John Cremona wrote: I think

[sage-support] Re: Ellipsis suddenly appears?

2013-06-17 Thread kcrisman
! - kcrisman -- You received this message because you are subscribed to the Google Groups sage-support group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-support+unsubscr...@googlegroups.com. To post to this group, send email to sage-support@googlegroups.com

Re: [sage-support] Re: solve() free variable substitution

2013-06-13 Thread kcrisman
Sorry to keep on here, but I've got three other related queries: (1) solve? gives me solve(sin(x)==x,x,explicit_solutions=True) as an example which returns an empty list of solutions. But x=0 surely counts as an explicit solution? I guess my interpretation of an empty list as

Re: [sage-support] Re: solve() free variable substitution

2013-06-13 Thread kcrisman
I've opened http://trac.sagemath.org/sage_trac/ticket/14738 for a lot of this stuff. It's all related to keywords not being sufficiently happy. There is a ticket for adding a lot of that to the main 'solve?' but Trac seems to be down right now so I can't find it...

Re: [sage-support] sin(x)/cos(x)

2013-06-13 Thread kcrisman
On Wednesday, June 12, 2013 9:31:43 PM UTC-4, Stephen Montgomery-Smith wrote: On 06/11/2013 09:44 PM, robin hankin wrote: OK thanks for this, bug reported [at least, I think it is. I couldn't see it on trac]. Now what about this: sage: solve(sin(x) + cos(x) ==

Re: [sage-support] sin(x)/cos(x)

2013-06-13 Thread kcrisman
Here is a workaround. It's not ideal, but does work. sage: sage: solve((sin(x)+cos(x)==cos(2*x)).trig_expand(),x,to_poly_solve=True) [sin(x) == cos(x) - 1, x == -1/4*pi + 2*pi*z571, x == 3/4*pi + 2*pi*z569] The reason *this* doesn't work right away is because we were abusing Python

Re: [sage-support] sin(x)/cos(x)

2013-06-12 Thread kcrisman
On Tuesday, June 11, 2013 10:44:38 PM UTC-4, robin wrote: OK thanks for this, bug reported [at least, I think it is. I couldn't see it on trac]. No Unfortunately, the bug tracker from the notebook does *not* automatically create Trac tickets. (Actually, this is sort of good, since

[sage-support] Re: solve() free variable substitution

2013-06-12 Thread kcrisman
On Wednesday, June 12, 2013 8:09:02 PM UTC-4, leif wrote: robin hankin wrote: hello, sage 5.9 If solve() gives an unspecificed integer, how do I substitute a particular value into the expression? subs() does not work as expected/desired because the free variables don't

[sage-support] Re: You are running out of primes?

2013-05-28 Thread kcrisman
This is a known issue, though one it doesn't sound like upstream is working on. See https://groups.google.com/forum/#!topic/linbox-use/SgsXVYM7u7s/discussion and http://trac.sagemath.org/sage_trac/ticket/12883#comment:85 On Tuesday, May 28, 2013 9:37:41 AM UTC-4, Theo Belaire wrote: What is

[sage-support] Re: Mak file error.

2013-05-10 Thread kcrisman
Just two quick dumb questions: 1. Why aren't you trying to build an up-to-date version of Sage? (There might be a good reason, just asking.) 2. Is this in an already built Sage binary, or in a brand-new download of a tarball? Doing make in an already-built Sage should be okay in one built

[sage-support] Re: Mak file error.

2013-05-10 Thread kcrisman
On Friday, May 10, 2013 3:19:15 PM UTC-4, Jeremy Daugherty wrote: On Friday, May 10, 2013 1:39:48 PM UTC-5, John H Palmieri wrote: On Friday, May 10, 2013 11:17:07 AM UTC-7, Jeremy Daugherty wrote:I'm working on a project that is using an old version because the updates since then take

[sage-support] Re: No DPI information in PNG files (parametric_plot3d)

2013-04-24 Thread kcrisman
On Wednesday, April 24, 2013 9:44:47 AM UTC-4, LRN wrote: On Tuesday, April 23, 2013 6:15:00 PM UTC+4, kcrisman wrote: On Tuesday, April 23, 2013 6:15:23 AM UTC-4, LRN wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 I've attached a sample tex file. You are totally cutting

Re: [sage-support] No DPI information in PNG files (parametric_plot3d)

2013-04-23 Thread kcrisman
The 3D plot handling has never been very good; it's harder to work with PNG files from TeX than vector formats such as EPS or PDF. And with so many options for the graphics commands, it's hard to come up with defaults that will make users happy while still allowing some people to

Re: [sage-support] Re: Sage+TeX for Windows dummies

2013-04-22 Thread kcrisman
I'll just ask TeXWorks people directly. I doubt i'm the first guy with this problem, they should have figured out something by now. In a worst-case scenario i can just hack the functionality in myself. Ok, i've got it to work in a more-or-less satisfactory manner. See my reply

Re: [sage-support] Re: Sage+TeX for Windows dummies

2013-04-18 Thread kcrisman
On Thursday, April 18, 2013 11:24:42 AM UTC-4, Dan Drake wrote: On Sat, 13 Apr 2013 at 06:46PM -0700, kcrisman wrote: Dan, do you have any tips for using SageTeX on Windows? I'm a bit late here, but sadly my only tip is: switch to OS X or Linux. Which I know is not always a good option

[sage-support] Re: Problem installing python module to sage in Mac OSX 10.4

2013-04-18 Thread kcrisman
On Thursday, April 18, 2013 6:34:34 PM UTC-4, mcl wrote: Hello, I am trying to install the Biopython module to sage's python installation. I am running sage 5.0, which seems to be the latest version with a OSX 10.4 binary. Some thoughts: We have much more recent binaries for PPC

<    1   2   3   4   5   6   7   8   9   10   >