Re: [sage-support] Bug/problem evaluating infinite sum

On Tue, Dec 10, 2024 at 8:43 AM 'OHappyDay' via sage-support < sage-support@googlegroups.com> wrote: > I tried to evaluate the infinite product: > > prod((2^n-1)/2^n) (n=1,oo) > > by converting the product to a sum via logarithm: > > sum(log(1-2^-k),k,1,oo) > > The sum (and thus the product) shoul

Re: [sage-support] Bug?

On Thu, Sep 5, 2024 at 9:16 AM 'OHappyDay' via sage-support < sage-support@googlegroups.com> wrote: > I recently stumbled upon something that looks like a bug: > > Try to integrate the following function: > > f(x)=log(1-4*cos(x)+4) > integrate(f,x,0,pi) > > According to the following video ( > htt

Re: [sage-support] Fail in installing both sage-numerical-backends-gurobi and sage-numerical-backends-coin

On 08:00 Tue 23 Jul 2024, Ziyan He wrote: When I try to use pip install to install sage-numerical-backends-gurobi, I encounter the following error: How are you invoking pip to install sage-numerical-backends-gurobi? I'm trying to verify that you're using sage's pip and not, for example, your

Re: [sage-support] Functions source code

On Thu, May 2, 2024 at 3:57 AM Andrea Zatti wrote: > > I am currently engaged in the study of graph theory for my master’s thesis. > For my work, I need to utilize the functions is_isomorphic and is_subgraph. I > want to gain a deeper understanding of the underlying code for these two > functio

Re: [sage-support] bug in plot?

On Thu, Mar 14, 2024 at 8:17 PM Dima Pasechnik wrote: > > > On Fri, Mar 15, 2024 at 12:15 AM Dima Pasechnik wrote: > >> >> >> On Thu, Mar 14, 2024 at 9:32 PM Dima Pasechnik wrote: >> >>> >>> >>> On 14 March 2024 21:09:22 GMT, Nils Bruin wrote: >>> >I get the impression that without setting ymi

Re: [sage-support] bug in plot?

on.jpg] > On Thu, Mar 14, 2024 at 10:04 AM David Joyner wrote: > >> Hi: >> >> I'm trying to show my students a plot of >> a rational function whose graph is basically 1, >> so I plotted >> f(x) = (x^2+0.0001)/(x^2+0.000101) >> However, t

Re: [sage-support] bug in plot?

might help: > > rcParams['axes.formatter.use_offSet'] = False > rcParams["axes.formatter.offset_threshold"] > > > On Thu, Mar 14, 2024 at 10:04 AM David Joyner wrote: > > Hi: > > I'm trying to show my students a plot of > a rational f

[sage-support] bug in plot?

using 'SageMath version 10.3.rc1, Release Date: 2024-02-29' on an ubuntu machine. Can anyone tell what is going on here? I'm happy to attached jpgs of the plots I get, if desired. For comparison, it appears that Sympy plots this correctly. - David Joyner -- You received this mes

[sage-support] Re: init.sage not running anymore

a GH issue. Thanks for your replies! David A. Le lundi 4 mars 2024 à 17:04:28 UTC-5, kcrisman a écrit : > > Hello, > > Since I upgraded my SageMath to version 10.3.beta8, the init.sage script > located at ~/.sage/init.sage stopped running when I start sage. I also get >

[sage-support] Re: init.sage not running anymore

I opened the following issue: #37539 <https://github.com/sagemath/sage/issues/37539> Best, David A. Le lundi 4 mars 2024 à 17:04:28 UTC-5, kcrisman a écrit : > > Hello, > > Since I upgraded my SageMath to version 10.3.beta8, the init.sage script > located at ~/.sage/init

[sage-support] init.sage not running anymore

/prompt_toolkit/application/application.py:988: DeprecationWarning: There is no current event loop loop = asyncio.get_event_loop() Do anybody know what happened here? I like to use this script for defining some frequently used variables. Best, David A. -- You received this message because

Re: [sage-support] Problem with rebuilding Sage

Sometime the build and test checks fail for unrelated reasons. You can always post your PR number here; we can look at it. Le samedi 16 décembre 2023 à 13:18:24 UTC-5, Ruchit Jagodara a écrit : > This worked, but it's still not convenient because ./sage -br was much > faster than this. I notice

Re: [sage-support] Re: sage 10.3.b2 build problem on OSX 12.7.1

t; > On Friday, December 15, 2023 at 10:52:10 AM UTC-8 David Joyner wrote: > >> Hi: >> >> I tried to compile sage and got this: >> >> The following package(s) may have failed to build (not necessarily >> >> during this run of 'make all-star

[sage-support] Re: Problem with rebuilding Sage

Can you post the following log file: /home/ruchitjagodara/sage/sage/logs/pkgs/sagelib-10.3.beta0.log here? There might be some error message that would help us find the problem. Best, David A. Le vendredi 15 décembre 2023 à 14:00:02 UTC-5, Ruchit Jagodara a écrit : > I am trying

[sage-support] sage 10.3.b2 build problem on OSX 12.7.1

/editables-0.5.log The corresponding log is attached. Does anyone have any suggestions on how to fix this? - David -- 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, se

[sage-support] Re: [sage-edu] This site can't be reached localhost refused to connect.

You should email sage-support (cc'd). This list is for teaching with sage. On Fri, Dec 8, 2023, 2:37 PM Taylors SC wrote: > When I would open the Sage app, it would open an Jupyter notebook in a > Chrome window. Now when I open the Sage app, it opens a browser window, but > it has the message "T

[sage-support] Re: Calling Sage on Windows from external scripts

perability. David A. Le samedi 2 décembre 2023 à 18:30:05 UTC-5, Sean Fitzpatrick a écrit : > I am wondering if anyone has experience installing Sage on Windows via > WSL, and calling Sage as an executable from another program that's > installed locally on Windows. >

Re: [sage-support] Can not run make

d... yes >> >>> > checking for shared library run path origin... done >> >>> > checking for root user... yes >> >>> > configure: error: You cannot build Sage as root, switch to an >> unprivileged user. (If building in a container, use &g

Re: [sage-support] Can not run make

9.5 for my > version of Linux. > What happens when you try to run configure as macka? What release of linux are you running? > > Any help is appreciated > > On Sunday, 16 July 2023 at 19:41:09 UTC+10 David Joyner wrote: > >> On Sun, Jul 16, 2023 at 5:33 AM Tim M w

Re: [sage-support] Can not run make

On Sun, Jul 16, 2023 at 5:33 AM Tim M wrote: > Good evening all, I am trying to run make but get the following error. > make build/make/Makefile --stop > make[1]: Entering directory '/home/macka/Sage/sage-9.5' > rm -f config.log > mkdir -p logs/pkgs > ln -s logs/pkgs/config.log config.log > > ***

Re: [sage-support] Cyclic Codes

gt; Em terça-feira, 11 de julho de 2023 às 05:13:49 UTC-3, David Joyner > escreveu: > >> On Tue, Jul 11, 2023 at 4:10 AM GUSTAVO TERRA BASTOS >> wrote: >> >>> Hi ! >>> >>> I have been facing problems to describe cyclic codes over finite >>> exte

Re: [sage-support] Cyclic Codes

On Tue, Jul 11, 2023 at 4:10 AM GUSTAVO TERRA BASTOS wrote: > Hi ! > > I have been facing problems to describe cyclic codes over finite extension > fields. It is easy to do with GF(p), but I can´t explicit codes over > GF(p^m) (noticing all the mathematical background). Anyone could provide me >

Re: [sage-support] On the special values of Dirichlet L-function

On Wed, Feb 22, 2023 at 12:41 AM 小林健一郎 wrote: > Hi, > I am calculating some class numbers, using sage math for L-function. > In the course, I found that the values of L(1, -12) , L(1, -28) and some > others don't coincide with Cohen' paper, "Sums Involving the Values at > Negative Integers of L-F

Re: [sage-support] Re: Sage 9.8.rc1 builds, but reports an empty list of packages failed.

On Sat, 11 Feb 2023 at 22:11, Dima Pasechnik wrote: > > > I'm just running >> >> make -j ptestlong >> > > yes. Although -j without a parameter is a bit risky... > Point taken Dima about using -j without a parameter. That could have been tricky if doctesting had used thousands of threads.😂😂 TLDR

Re: [sage-support] Re: Sage 9.8.rc1 builds, but reports an empty list of packages failed.

On Sat, 11 Feb 2023 at 22:22, julian...@gmail.com wrote: > Hi Dave, > > On Saturday, February 11, 2023 at 10:33:04 PM UTC+2 David Kirkby wrote: > (base) drkirkby@canary:~$ command -v R > /home/drkirkby/miniforge3/bin/R > > something went wrong in your conda setup I believe.

Re: [sage-support] Re: Sage 9.8.rc1 builds, but reports an empty list of packages failed.

On Sat, 11 Feb 2023 at 21:31, Dima Pasechnik wrote: > we have 9.8 now :-) > https://github.com/sagemath/sage/releases > Okay, I'm trying again. It seems an unusual build process. * There's a configure.ac, but no configure script. * I typed make, which then builds a configure script, and exits w

Re: [sage-support] Re: Sage 9.8.rc1 builds, but reports an empty list of packages failed.

On Sat, 11 Feb 2023 at 21:06, Dima Pasechnik wrote: > On Sat, Feb 11, 2023 at 8:33 PM David Kirkby wrote: > >> /home/drkirkby/miniforge3/bin/R > > > Oh, you build in Conda... > This might be a bit of a problem - it's not too well-tested for sure. > Did you see

[sage-support] Re: Sage 9.8.rc1 builds, but reports an empty list of packages failed.

.log k...@kirkbymicrowave.co.uk: sagemath_doc_html-none.log 100% 162KB 2.5MB/s 00:00 (base) drkirkby@canary:~/sage$ On Friday, 10 February 2023 at 20:17:38 UTC David Kirkby wrote: > I got this rather weird error on Ubuntu 20.04. It says the followi

[sage-support] Sage 9.8.rc1 builds, but reports an empty list of packages failed.

I got this rather weird error on Ubuntu 20.04. It says the following packages failed to build, but does not say what they were! The hardware is a Dell 7920 with 2 x 26 core CPUs and 384 GB RAM. I put config.log here https://www.kirkbymicrowave.co.uk/config.log and a compressed version of inst

Re: [sage-support] Sagemath binary is old and fails to install properly on Ubuntu 20.04.5 LTS

On Wednesday, 8 February 2023 at 11:27:23 UTC dim...@gmail.com wrote: Hi Dave, Hi Dima We aren't maintaining Ubuntu/Debian packages, so this report should not have gone here. :-) Some years/releases Debian packaging of Sage is in good shape, some years it's falling behind, but we are trying

[sage-support] Sagemath binary is old and fails to install properly on Ubuntu 20.04.5 LTS

Some of you may remember me - I did a fair amount of work porting Sage to Solaris SPARC. I wanted to try sage, and could not be bothered to build from source, so thought I'd just install a binary onto a Dell 7920 tower workstation (2 x 26-core 2.0 GHz CPUs with 384 GB RAM) running Ubuntu 20.04

Re: [sage-support] How to efficiently generate all graph isomorphism classes of a given size?

Since all the graphs you are counting are disconnected, my guess is that there is a combinatorial argument to determine their number, say L_n, in terms of the number of connected ones. Assuming you know the number of connected graphs on k vertices with n edges (where k<=n+1), call it M_{k,n}, my gu

Re: [sage-support] evaluation of polynomials mod 8

On Tue, Sep 27, 2022 at 4:46 AM John Cremona wrote: > > Am I doing something stupid here, or is this a bug? > > sage: R = Integers(8) > sage: RXY. = R[] > sage: F = X^3-X^2*Y+X*Y^2+Y^3 > sage: F([4,2]) > 6 > sage: 4^3-4^2*2+4*2^2+2^3 > 56 > sage: (4^3-4^2*2+4*2^2+2^3) % 8 > 0 > Even after coercio

Re: [sage-support] Krawtchouk Polynomials

On Thu, Jun 16, 2022 at 8:03 AM Syedafariha Bukhari wrote: > > Dear Representative, > I am having trouble for Krawtchouk Polynomials my jupyter notebook is giving > error that Krawtchouk is not defined. why it is so? > So we can better help, can you please give an example of the syntax you tried

Re: [sage-support] when was real_nth_root added?

My college provides a Jupyter interface to Sage that runs version 9.0. I just tried using the real_nth_root function and got a "no such function" error. Was the function added after 9.0? Or is this an installation problem? It seems that real_nth_root was added in June/July of 2020, making it t

Re: [sage-support] Creat fp group using addition relation.

On Wed, May 25, 2022 at 6:08 AM Hongyi Zhao wrote: > > As commented here [1], the following two methods can be used to define an > Cyclic Group: > > ``` > Generators > If the group operation is multiplication then: > > If the group operation is addition then: > > ``` > > For the first case, th

Re: [sage-support] Matrix logarithm

On Mon, Apr 18, 2022 at 9:31 AM GUSTAVO TERRA BASTOS wrote: > > Hi guys. > > Given two n x n matrices M, N, we know it is a big problem to find the > positive integer "i" such that M^i = N (There are other hypothesis involved). > In my particular case, I would like to do the same for 3 x 3 matri

Re: [sage-support] Solving logarithmic equations

On Sat, Apr 9, 2022 at 5:18 AM Paolo Robillos wrote: > > Hi, > > I am trying to solve the following equation for x, 1+2log(x+1, 4)==2log(x,2) > > I entered in the input "(1+2log(x+1, > 4)==2log(x,2)).solve(x,algorithm='sympy', domain='all')" > > and the Output was "{𝑥∣𝑥∈ℂ∧−𝑥2log(2)+𝑒(𝑥+1)1log(2)=

[sage-support] Re: Help with SymmetricFunctionAlgebra_multiplicative

, this recreate the same error message: sage: st = 42 sage: st([1,2,3]) Traceback (most recent call last): ... TypeError: 'sage.rings.integer.Integer' object is not callable David A. Le lundi 4 avril 2022 à 01:30:33 UTC-4, Michael a écrit : > Hello, > > I star

Re: [sage-support] Convergence of infinite series

On Tue, Mar 29, 2022 at 5:33 AM Varun Kumar wrote: > > Someone help me to study the convergence of infinite series by plotting the > partial sum. > One example is at the end of the calc 2 section of https://doc.sagemath.org/html/en/prep/Calculus.html Another example is at the end of https://doc

Re: [sage-support] Re: No module named extern error

On Sat, Feb 12, 2022 at 5:33 AM slelievre wrote: > > What SageMath versions do you have at home and at work? > To get the version information, print the Sage banner: > > sage: sage.misc.banner.SAGE_BANNER = '' > sage: banner() > A;lso, you can use the version command: sage: version() 'SageMath v

Re: [sage-support] Morphisms between free groups.

at https://arxiv.org/abs/math/0304376 Currently, the link to braid-1.1.tar.gz at https://www.gap-system.org/Packages/undep.html is bad but I have a copy. Just email me privately. - David > Michel > > > -- > You received this message because you are subscribed to the Google Groups &

Re: [sage-support] How to list all codewords of C ?

, 1, 0, 1, 0, 1, 0), (1, 1, 0, 1, 0, 0, 1), (0, 0, 1, 1, 0, 0, 1), (1, 0, 1, 1, 0, 1, 0), (0, 1, 1, 1, 1, 0, 0), (1, 1, 1, 1, 1, 1, 1)] More info is here https://wiki.sagemath.org/Coding_Theory and here https://groups.google.com/g/sage-coding-theory - David > > -- > You received this me

Re: [sage-support] why does this not work? i am trying to create a pattern 1 2 3 4 5 6 which will repeat 6 times. i got this method from my lecturer but it is not working

It seems rep is an R function. If you are in the sage notebook, you need to make sure your cell is an R cell. I don't use the notebook much myself, but this: d <- rep(1:8,6) d returns [1] 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 [39] 7 8 1 2 3 4 5 6 7 8 Is tha

Re: [sage-support] UnicodeEncodeError: 'utf-8' codec can't encode characters in position 26-27: surrogates not allowed

On Sat, Sep 11, 2021 at 6:58 AM zp liu wrote: > > Hola,all! > When I use the function solve(),an error occur and I fail to find solutions. > Needing help! > CODE: > solve(x,x) > I get sage: solve(x,x) [x == 0] sage: version() 'SageMath version 9.3.rc0, Release Date: 2021-03-23' > OUT: > Unicod

Re: [sage-support] Other mailing lists

> I believe that most of the traffic these days is on sage-support and > sage-devel, rather than the more specialized groups. Feel free to post > questions about Sage's algebra capabilities here. There is some activity on sage-nt too, but sage-support and sage-devel are much more consistently a

Re: [sage-support] Other mailing lists

On Mon, Aug 23, 2021 at 7:13 PM H wrote: > I just joined this list a few days ago but also tried to join > sage-algebra, that list however seems dead. The moderator has after almost > a week not approved my membership and the last Google group posting seems > to be from 2018... > > Are there any

[sage-support] Re: [sage-release] Re: Sage 9.4.rc0 released

cross posting On Mon, Aug 2, 2021 at 10:59 AM Raymond Rogers wrote: > Where do I report bugs/inconsistencies/errors (?) > sage-support might be a better place for that sort of report. I'll be happy to approve your post right away. I am having, at least, inconsistencies with the "copy(manifold)

[sage-support] Re: Does anyone know what this means?

This comes from python-prompt-toolkit. See here: https://github.com/prompt-toolkit/python-prompt-toolkit/pull/1291 This was fixed in python-prompt-toolkit in December, I think in version 3.0.9. Sage is currently using 3.0.5. When we update to use a more recent version of python-prompt-toolkit,

Re: [sage-support] Graph class method .lovasz_theta is broken

On Mon, Jul 19, 2021 at 3:39 PM Craig E Larson wrote: > Lovasz' theta function used to work. Now it is broken for a wide variety > of graphs. Here's one example: > > g=graphs.CompleteGraph(20) > g.lovasz_theta() > > Using sage-9.1.rc5 (after installing csdp): sage: g=graphs.CompleteGraph(20) sag

Re: [sage-support] how do I do this exercise that asks me given a bilinear form and a subspace determine the root base of the bilinear form restricted to the subspace

def es(b,W): : m=dimension(span(A)) : n=W.dimension() : B=W.basis() : if transpose(A)!=A: : print("La matrice deve essere simmetrica") : return : else: : componenti=[var('x'+str(i)) for i in range(1,m+1)] : w=(S

Re: [sage-support] HELP

On Wed, Jun 23, 2021 at 1:20 PM David Joyner wrote: > > > On Wed, Jun 23, 2021 at 1:07 PM Cosimo Romito > wrote: > >> Hi everyone, would anyone be willing to help me with a sage exercise >> related to the base of a radical of a bilinear form? Thank you. >> soon

Re: [sage-support] HELP

On Wed, Jun 23, 2021 at 1:07 PM Cosimo Romito wrote: > Hi everyone, would anyone be willing to help me with a sage exercise > related to the base of a radical of a bilinear form? Thank you. > soon I attach the track > > Ask sagemath has a similar question: https://ask.sagemath.org/question/38132/

Re: [sage-support] Error building fpylll from Sage 9.2 source

Despite not actually solving the problem, it did result in Sage working, which was my end goal. So thanks! On Thursday, January 21, 2021 at 12:52:35 PM UTC-6 David Valdez wrote: > > I'll try that. Thanks! > On Thursday, January 21, 2021 at 12:43:25 PM UTC-6 dim...@gmail.com wrote:

Re: [sage-support] Error building fpylll from Sage 9.2 source

I'll try that. Thanks! On Thursday, January 21, 2021 at 12:43:25 PM UTC-6 dim...@gmail.com wrote: > Could it be due to gcc-10? > I am not sure whether 9.2 was well-tested with gcc-10. > > > On Thu, 21 Jan 2021, 18:29 David Valdez, wrote: > >> While building Sa

Re: [sage-support] Graph class maps

On Fri, Nov 6, 2020 at 12:57 PM Julian wrote: > Hello, > > Sage includes the database of graph classes from ISGCI. ISGCI offers a > Java application to query and render visual maps showing the inclusion > relationships among the graph classes and the complexity information wrt > optimization prob

Re: [sage-support] Re: problem compiling sage-9.2.rc0 on big sur, xcode 12.01

On Thu, Oct 8, 2020 at 2:47 PM slelievre wrote: > 2020-10-08 17:38:08 UTC, David Joyner: > > > > I can log in but don't seem to have permission to add a comment to trac. > > Your trac account was missing a name and an email. > I filled those in, can you try again? &g

Re: [sage-support] Re: problem compiling sage-9.2.rc0 on big sur, xcode 12.01

On Thu, Oct 8, 2020 at 9:48 AM slelievre wrote: > 2020-10-07 21:09:18 UTC, John H Palmieri: > > > > including details of which homebrew packages you've installed. > > To get your installed homebrew packages listed in a file: > ``` > $ brew list --versions > brew-list-versions.txt > ``` > Thank y

Re: [sage-support] Re: problem compiling sage-9.2.rc0 on big sur, xcode 12.01

On Wed, Oct 7, 2020 at 12:37 PM David Lowry-Duda wrote: > sage -f [opts] [packages] is a shortcut for force-building specified > packages. If you examine the output of `sage -advanced` on a commandline, > this is noted there. The command `sage -advanced` is a more complete > ve

Re: [sage-support] Re: problem compiling sage-9.2.rc0 on big sur, xcode 12.01

eleted. Set the environment variable SAGE_KEEP_BUILT_SPKGS=yes to prevent this. make: *** [openblas] Error 1 Hope this helps. > On Wednesday, October 7, 2020 at 7:39:59 AM UTC-7, David Joyner wrote: >> >> Hi: >> >> The compiler still can't find installed pyth

[sage-support] Re: problem compiling sage-9.2.rc0 on big sur, xcode 12.01

compile - see my previous email > in this thread). It seemed to try to compile > python 3.8.5. I pasted the tail end below, in case this > is useful. BTW, what does "sage -f" do? > -David > > ... > > [python3-3.8.5] > > [python3-3.8.5] Python build fini

[sage-support] Re: problem compiling sage-9.2.rc0 on big sur, xcode 12.01

is useful. BTW, what does "sage -f" do? -David ... [python3-3.8.5] [python3-3.8.5] Python build finished successfully! [python3-3.8.5] The necessary bits to build these optional modules were not found: [python3-3.8.5] _bz2 _curses _curses_pane

[sage-support] problem compiling sage-9.2.rc0 on big sur, xcode 12.01

on of the package will, by default, be deleted. Set the environment variable SAGE_KEEP_BUILT_SPKGS=yes to prevent this. make[1]: *** [all-start] Error 1 make: *** [all] Error 2 make: Target `default' not remade because of errors. - David Joyner -- You received this message because you a

Re: [sage-support] Can't post on ask.sagemath.org

On Sat, Oct 3, 2020, 3:51 AM Patrick Collins wrote: > Apologies if this is the wrong group to contact. > > I have tried to make two posts that contained a code snippet and some > questions about the results (i.e. no links or terms that I can imagine > triggering the spam filter), but every attemp

Re: [sage-support] integrating sin(t)/t

^9 - 1/35280*x^7 + 1/600*x^5 - 1/18*x^3 + x I don't know why what you tried fails. This seems to be a bug. On the trac, this seems closely related to 1. https://trac.sagemath.org/ticket/11164 2. https://trac.sagemath.org/ticket/30389 - DLD -- David Lowry-Duda -- You received thi

Re: [sage-support] compile problem for sage 9.2.b9 on mac 11.0 big sur

e-6.3.008.p0 last build time: Sep 17 10:10 log file: /Users/wdj/sagefiles/sage-9.2.beta12/logs/pkgs/readline-6.3.008.p0.log build directory: /Users/wdj/sagefiles/sage-9.2.beta12/local/var/tmp/sage/build/readline-6.3.008.p0 Maybe make+configure can't find readline? > On Thu, Sep 1

Re: [sage-support] Triple integrals in a specific region of space

On Sun, Sep 6, 2020 at 5:03 AM Teodoro Coluccio wrote: > Can I perform triple integrals in a region of space I define? I'm trying > to migrate from mathematica to sage, and in mathematica I could go and > define a region of space (with various limitations) and then perform the > integral of a fun

Re: [sage-support] compile problem for sage 9.2.b9 on mac 11.0 big sur

On Sat, Aug 22, 2020 at 6:02 PM Dima Pasechnik wrote: > On Sat, Aug 22, 2020 at 10:51 PM David Joyner wrote: > > > > > > > > On Sat, Aug 22, 2020 at 4:52 PM Dima Pasechnik > wrote: > >> > >> On Sat, Aug 22, 2020 at 8:28 PM Dima Pasechnik &

Re: [sage-support] compile problem for sage 9.2.b9 on mac 11.0 big sur

hanged it then tried to recompile but it stopped at the same place. I can't install a system python3 using homebrew since it's broken https://github.com/Homebrew/brew/issues/7803 > > > > > On Sat, Aug 22, 2020 at 8:06 PM David Joyner wrote: > > > > > &

[sage-support] Re: recovering the last Sage command while it is still running

> I thought that there was a Sage history file somewhere where the last command I gave would be stored but if there is (as I know there is) it seems to be unreadable. I think it is in .sage/ipython-*/profile_default/history.sqlite. I've never actually tried this, but you're right, it'll be the

Re: [sage-support] sometimes show just display broken latex

dle. But I note that it is valid tex and can be inserted into a regular latex document. - DLD -- David Lowry-Duda -- 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,

Re: [sage-support] Re: bug in CirculantGraph(10,[2,4])?

t;> sage: Gamma1.is_connected() >> >> False >> >> >> My understanding is that all circulant graphs are connected. >> >> Is this a bug? >> >> - David >> >> >> >> >> -- > You received this message because you ar

[sage-support] bug in CirculantGraph(10,[2,4])?

Hi: In SageMath version 9.1.beta3, I get sage: Gamma1 = graphs.CirculantGraph(*10*,[*2*,*4*]) sage: Gamma1.is_connected() False My understanding is that all circulant graphs are connected. Is this a bug? - David -- You received this message because you are subscribed to the Google Groups

Re: [sage-support] Re: No reply to my sage-trac-account request

On Mon, Jun 22, 2020 at 08:23:50AM -0700, slelievre wrote: > Done now, sorry for missing your emails to sage-trac-account. Thanks for your help. I got my ticket made. -- You received this message because you are subscribed to the Google Groups "sage-support" group. To unsubscribe from this grou

[sage-support] No reply to my sage-trac-account request

I was glad to see that it is possible to contribute to Sage without a GitHub account. I followed the instructions at https://doc.sagemath.org/html/en/developer/trac.html#obtaining-an-account and sent email to sage-trac-acco...@googlegroups.com with the requested information. I sent a message on 202

Re: [sage-support] Re: How do you use SageMath in research, education, ...?

On Tue, May 26, 2020 at 4:58 PM Matthias Koeppe wrote: > On Saturday, May 23, 2020 at 11:25:56 PM UTC-7, Matthias Koeppe wrote: >> >> On Saturday, May 23, 2020 at 12:18:08 PM UTC-7, Ingo Dahn wrote: >>> >>> Sounds like an interesting event, what is the intended audience? >>> Developers? Researche

Re: [sage-support] Problem with sagetex and fancyhdr

On Thursday, May 14, 2020 at 7:00:34 PM UTC+2, Dima Pasechnik wrote: > > > > On Thursday, May 14, 2020 at 12:14:36 PM UTC+1, Dima Pasechnik wrote: >> >> Hi David, >> >> On Wed, May 13, 2020 at 11:53 PM David Sevilla <> wrote: >> >> > Hi

[sage-support] Re: Problem with sagetex and fancyhdr

(By the way, I wasn't able to ask at https://ask.sagemath.org/ because my question was detected as spam. So was an answer or comment I tried to post earlier in the day.) -- You received this message because you are subscribed to the Google Groups "sage-support" group. To unsubscribe from this

[sage-support] Problem with sagetex and fancyhdr

Hi, I have been trying to use SageTeX in a document where I also use the fancyhdr package, and I am not able to put Sage computations in the header (or the footer). A minimal example follows. \documentclass{article} \usepackage{sagetex} \usepackage{fancyhdr} \begin{document} \begin{sagesilen

Re: [sage-support] Building on Catalina

Mac OS 10.15.4 Xcode Version 11.3 beta (11C24b) On Friday, April 10, 2020 at 12:07:09 AM UTC-4, Dima Pasechnik wrote: > > On Fri, Apr 10, 2020 at 5:23 AM David Einstein > wrote: > > > > Sorry, that was a side effect of me running one of the internal scripts > fr

Re: [sage-support] Building on Catalina

April 9, 2020 at 6:35:53 AM UTC-7, David Einstein wrote: >> >> I did a brew install pkg-config and was notified that version 0.29.1 was >> already installed, but I could upgrade to 0.29.2, so I did so. Then did a >> `make distclean` and then make and got marginally fur

Re: [sage-support] Building on Catalina

Apple just gave me a supplemental Catalina update, and now sagelib is building. If this works, I'll attribute it to some Apple problem. On Thursday, April 9, 2020 at 9:37:56 AM UTC-4, David Einstein wrote: > > davideinstein@Davids-MacBook-Pro-3 sage % pkg-config --modversion libpng

Re: [sage-support] Building on Catalina

me libpng is > found via pkg-config > Thanks > Dima > > On Thu, Apr 9, 2020 at 10:58 AM David Einstein > wrote: > > > > Here is the config.log. > > > > On Wednesday, April 8, 2020 at 10:32:51 PM UTC-4, Dima Pasechnik wrote: > >> &

[sage-support] Building on Catalina

I am trying to build on OSX Catalina, and everything seems to go well until it builds sagelib, and I get a libpng not found. Everything built nicely a few weeks ago. I am tempted to blame the upgrade to catalina, but I also upgraded hombrew and XCode. Any ideas? Here is the final output from

Re: [sage-support] Plotting algebraic curves

On Sat, Feb 29, 2020 at 5:29 PM Fernando Gouvea wrote: > Some years ago in a book review, David Roberts had the idea of plotting an > algebraic curve using the transformation (u,v) = (x,y)/(r2 + x2 + y2)1/2, > which transforms the plane into a circle and makes it easy to visu

Re: [sage-devel] Re: [sage-support] Error in operations of finite field

The issue is that you redefined x after defining K. I wrote more on the ticket. David On Fri, Nov 22, 2019 at 1:57 AM Dima Pasechnik wrote: > This is a variable name clash. Somehow, using 'x' for modulus creates a > problem. > If I instead do > > T.=GF(2)[] > K.

[sage-support] Re: [GAP Forum] GAP to MATLAB?

Ignore my post. It went to the wrong email list. Sorry. On Wed, Oct 16, 2019 at 8:23 AM David Joyner wrote: > > > On Wed, Oct 16, 2019, 8:06 AM Iverson, Joseph W [MATH] > wrote: > >> Dear GAP forum, >> >> Does anybody know of a way to efficiently get matrice

[sage-support] Re: [GAP Forum] GAP to MATLAB?

On Wed, Oct 16, 2019, 8:06 AM Iverson, Joseph W [MATH] wrote: > Dear GAP forum, > > Does anybody know of a way to efficiently get matrices (say with > cyclotomic entries) from GAP to MATLAB? For instance, is there a package to > export matrices as .mat files? > Suggested reply: One way to do th

Re: [sage-support] SageMath installation in macOS Catalina

On Wed, Oct 9, 2019 at 7:42 AM Dima Pasechnik wrote: > > > On Wed, Oct 9, 2019 at 6:34 AM David Joyner wrote: > >> >> >> On Wed, Oct 9, 2019 at 7:14 AM Dima Pasechnik wrote: >> >>> Hi, >>> >>> On Wed, Oct 9, 2019 at 6:03 AM George

Re: [sage-support] SageMath installation in macOS Catalina

On Wed, Oct 9, 2019 at 7:14 AM Dima Pasechnik wrote: > Hi, > > On Wed, Oct 9, 2019 at 6:03 AM George wrote: > >> Hi David, >> >> Thanks for the update and information. >> >> building from source should still work. > Did you try this ? > I did.

Re: [sage-support] Re: solving a linear system of GF(3) -- strange TypeError

On Wed, Oct 9, 2019 at 1:33 AM Robert Samal wrote: > Sorry, F=GF(3), I made my original example shorter and didn't read it > properly. > > So the full problematic code is > > B=matrix(GF(3), 2,2,[1,0,1,0], sparse=True) > v=vector(GF(3), [1,1]) > B.solve_right(v) > > Yes. I can confirm it works wi

Re: [sage-support] SageMath installation in macOS Catalina

On Wed, Oct 9, 2019 at 6:45 AM George wrote: > Hi, > > I upgraded to the new macOS Catalina and SageMath won't install. I get > errors like "python2.7 cannot be opened because the developer cannot be > verified" and for numerous other components as well. > > Is anyone having the same problem? Any

Re: [sage-support] solving a linear system of GF(3) -- strange TypeError

On Tue, Oct 8, 2019, 8:18 PM Robert Samal wrote: > I am trying to solve a rather large linear systems of equations of GF(3). > As the matrices are sparse, I thought that adding "sparse=True" to the > constructor of the matrix could be of help. However, I ran to a strange > error message. > > B=ma

Re: [sage-support] The behavior of empty sums

On Mon, Jun 17, 2019 at 5:38 AM Peter Luschny wrote: > I don't know what OmegaPolynomial is. However, if you replace it by >> cyclotomic_polynomial, >> it seems to work as expected, doesn't it? >> > > No, it does not. You missed the question. > > >> >> sage: *def* *ib*(m, n): *return* sum(binomia

Re: [sage-support] The behavior of empty sums

On Mon, Jun 17, 2019 at 5:18 AM Peter Luschny wrote: > Hi, > > I think we should be confident that the sum of integers is > again an integer, the sum of rational numbers a rational number > and that the sum of polynomials is a polynomial. > > With Sage this is not the case. > > def ib(m, n): retu

Re: [sage-support] installation on OSX Mojave, Sage V. 8.7

On Fri, May 24, 2019 at 12:03 PM frank wessel wrote: > downloaded the sage-8.7-OSX_10.11.6-x86_64.dmg (hopefully the latest) > I'm far from an expert on installing but it seems to me that you tried to install an app compiled for 10.11.6 on a 10.14.5 computer. Is this correct? In case that is co

Re: [sage-support] Sage Math on Mac

Type ./sage at the prompt. This starts sage. On Sat, May 4, 2019, 8:26 AM Nick Karavas wrote: > The attached file is what I see when I have my terminal opened at this > point. No matter what command I put in it does not seem to recognize the > sage commands. > > On Sat, May 4, 2019 at 8:24 AM Ni

Re: [sage-support] Piecewise Function Fails to Evaluate in its Domain

On Wed, Apr 3, 2019 at 2:47 PM wrote: > The simplest example: > > f = piecewise([[[-pi-1, -pi/2], 0], [(-pi/2,pi/2), 1], [[pi/2, pi+1], 0]]) > print(f(-pi)) > > I'm not sure why it isn't evaluating symbolic numbers like pi, but here's a work-around: sage: f = piecewise([((-pi-*1*, -pi/*2*), *0*)

Re: [sage-support] Sage options not recognized.

On Fri, Mar 29, 2019 at 3:47 PM Jose Garcia wrote: > Hi All, > > I'm trying to install a package to sage math, and I can't get sage to > recognize specific options. > > Ex > > $ sage --package fix-checksum conjecturing > Did you mean to type "sage -optional" instead? > sage-run received u

Re: [sage-support] primes -- enhancement request

On Tue, Mar 12, 2019 at 11:12 AM Peter Luschny wrote: > You did not say what command you were using. >> > > Oh, I thought that was clear from the error message: prime_range. > The function (implementing the factorial) is on GitHub >

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