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Welcome to sage-devel, development discussion group of Sage.

Links: Help/Support, Release Mgmt, Notebook, Education, NT, Algebra, GSoC, Marketing, Git, CoCalc

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Julian Rüth, … Justin C. Walker10

3:21 PM

VOTE: Addition of Voting Procedures to the Code of Conduct

+1 On Apr 14, 2026, at 03:48 , Julian Rüth <julian...@fsfe.org> wrote: As previously

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VOTE: Addition of Voting Procedures to the Code of Conduct

+1 On Apr 14, 2026, at 03:48 , Julian Rüth <julian...@fsfe.org> wrote: As previously

3:21 PM

Vincent Macri, Doris Behrendt2

1:36 AM

Proposal: activating GitHub Projects tool on SageMath repo

Hi all, I think it is a good idea. I'm already using this tool in other projects. It's

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Proposal: activating GitHub Projects tool on SageMath repo

Hi all, I think it is a good idea. I'm already using this tool in other projects. It's

1:36 AM

Andrew, … Tobia...@gmx.de4

Apr 13

Cannot build 10.9.beta9

Thanks for the replies: > Why are you building libecm and not installing it from conda? I followed

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Cannot build 10.9.beta9

Thanks for the replies: > Why are you building libecm and not installing it from conda? I followed

Apr 13

Yanshu Wang, … Tobia...@gmx.de23

Apr 13

An Experimental Port of SageMath to Browser via WebAssembly (v86)

I can put those package to emscripten-forge. But maybe compile them locally and build sage using the

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An Experimental Port of SageMath to Browser via WebAssembly (v86)

I can put those package to emscripten-forge. But maybe compile them locally and build sage using the

Apr 13

Martin R, … Vincent Macri7

Apr 10

memory in multivariate polynomial ring over

On 2026-04-10 1:38 am, 'Martin R' via sage-devel wrote: > Two things: 1) I could not

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memory in multivariate polynomial ring over

On 2026-04-10 1:38 am, 'Martin R' via sage-devel wrote: > Two things: 1) I could not

Apr 10

Apr 9

interesting coercion

sage: matrix([[-2, Infinity]]) [A negative finite number +Infinity] Best wishes, Martin

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interesting coercion

sage: matrix([[-2, Infinity]]) [A negative finite number +Infinity] Best wishes, Martin

Apr 9

Vincent Delecroix

Apr 8

Job offer: engineer for Pari/GP (2 years)

Dear all, On the behalf of Aurel Page I am advertising the opening of an engineer position in

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Job offer: engineer for Pari/GP (2 years)

Dear all, On the behalf of Aurel Page I am advertising the opening of an engineer position in

Apr 8

cxzhong, Nils Bruin4

Apr 7

Change the mpfr rounding method

To clarify, it took me/us quite a while to understand why MPFR has what it has; see https://github.

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Change the mpfr rounding method

To clarify, it took me/us quite a while to understand why MPFR has what it has; see https://github.

Apr 7

Aatman Supkar, … Dima Pasechnik10

Apr 4

Building Sagemath without Conda

Thanks for the help. I'll be looking forward to a patched README. I have sanitised the

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Building Sagemath without Conda

Thanks for the help. I'll be looking forward to a patched README. I have sanitised the

Apr 4

Martin R, Michael Orlitzky4

Apr 4

where to put a non-python file, so it can be accessed at runtime

could someone please test this on MacOS and MS Windows, and perhaps using the sage install of fricas?

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where to put a non-python file, so it can be accessed at runtime

could someone please test this on MacOS and MS Windows, and perhaps using the sage install of fricas?

Apr 4

Apr 2

Oh. It's because the last variable in R coincides with the first variable in S. What a mess. On

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Oh. It's because the last variable in R coincides with the first variable in S. What a mess. On

Apr 2

julian...@fsfe.org

Apr 2

Proposed Changes to the Code of Conduct

As previously announced, https://www.google.com/url?q=https://groups.google.com/g/sage-devel/c/

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Proposed Changes to the Code of Conduct

As previously announced, https://www.google.com/url?q=https://groups.google.com/g/sage-devel/c/

Apr 2

Rashad alsharpini2, … seb....@gmail.com16

Apr 1

probleming in getting Mathics3 working

See PR #41885 for the resolution of the other interface incompatibilities. rashadal...@gmail.com

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probleming in getting Mathics3 working

See PR #41885 for the resolution of the other interface incompatibilities. rashadal...@gmail.com

Apr 1

Georgi Guninski, … Marc Mezzarobba16

Apr 1

Matrix squaring and multiplication significantly faster over ZZ versus GF(p)

Nils Bruin wrote: > If you need to > take a field extension to get a diagonal matrix, the cost

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Matrix squaring and multiplication significantly faster over ZZ versus GF(p)

Nils Bruin wrote: > If you need to > take a field extension to get a diagonal matrix, the cost

Apr 1

Simon King, Dima Pasechnik3

Mar 27

Some paths that probably ought to be ignored by git

Hi Simon, the paths/files you list appear to be all no longer in use by Sage. (they were at some

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Some paths that probably ought to be ignored by git

Hi Simon, the paths/files you list appear to be all no longer in use by Sage. (they were at some

Mar 27

heming xu, Dima Pasechnik2

Mar 26

Meson error when installing SageMath 10.8

/etc/ is a very strange place to install programs to, perhaps meson gets confused by it. Normally

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Meson error when installing SageMath 10.8

/etc/ is a very strange place to install programs to, perhaps meson gets confused by it. Normally

Mar 26

Mar 26

Re: [sage-devel] Cannot build 10.9.beta8

I don't know why, but the error is in primecountpy, and it shows an old version. The current is

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Re: [sage-devel] Cannot build 10.9.beta8

I don't know why, but the error is in primecountpy, and it shows an old version. The current is

Mar 26

Mar 26

Cannot rebuild sage

Meson decided to recompile sage for me yesterday, but it failed breaking my previously working

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Cannot rebuild sage

Meson decided to recompile sage for me yesterday, but it failed breaking my previously working

Mar 26

Seohyeon “Alex” Lee, Dima Pasechnik7

Mar 19

[SageMath Build issue] never-ending loop that asks to install packages that are already installed

I built sage! Thank you so much for helping out! On Thursday, March 19, 2026 at 10:02:08 AM UTC+9 dim

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[SageMath Build issue] never-ending loop that asks to install packages that are already installed

I built sage! Thank you so much for helping out! On Thursday, March 19, 2026 at 10:02:08 AM UTC+9 dim

Mar 19

Mar 15

Optimizing _from_dict in CombinatorialFreeModule

Hi, I am a 2nd year undergraduate student from Thapar Institute of Engineering and Technology, India,

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Optimizing _from_dict in CombinatorialFreeModule

Hi, I am a 2nd year undergraduate student from Thapar Institute of Engineering and Technology, India,

Mar 15

Sumit goyal, Travis Scrimshaw2

Mar 14

[GSoC 2026] Continuing the pygambit integration PR #37809 — questions for SageMath developers

Dear Sumit, Sorry for the delayed response. First, let me say that I think this kind of question is

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[GSoC 2026] Continuing the pygambit integration PR #37809 — questions for SageMath developers

Dear Sumit, Sorry for the delayed response. First, let me say that I think this kind of question is

Mar 14

Georgi Guninski, … Kwankyu Lee6

Mar 13

[OT] AI Claude solves open problem unsolved by Knuth

Wow, the jokes by Gemini are profound. As Knuth said, we have entered an interesting era.

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[OT] AI Claude solves open problem unsolved by Knuth

Wow, the jokes by Gemini are profound. As Knuth said, we have entered an interesting era.

Mar 13

James, … Tobia...@gmx.de9

Mar 6

Regarding failing build of sage

It looks indeed like your conda environment is not containing a few required packages. This is

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Regarding failing build of sage

It looks indeed like your conda environment is not containing a few required packages. This is

Mar 6

Marc Culler, … Michael Orlitzky33

Mar 5

why does make sagemath_doc_html *always* rebuild sagelib

Dima, Thank you very much for your suggestion of adding -E to the gap command lines where sage

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why does make sagemath_doc_html *always* rebuild sagelib

Dima, Thank you very much for your suggestion of adding -E to the gap command lines where sage

Mar 5

James, … Travis Scrimshaw5

Mar 5

Re: Regarding interest in GSoC Idea in Gambit

Hi James and Karl-Dieter, Thank you for your interest. Indeed, SageMath was also accepted to be a

unread,

Re: Regarding interest in GSoC Idea in Gambit

Hi James and Karl-Dieter, Thank you for your interest. Indeed, SageMath was also accepted to be a

Mar 5

Travis Scrimshaw, … Vincent Delecroix6

Mar 4

SageMath Accepted for GSoC 2026

Thank you everyone. I'm in the process of updating the wiki page now and should be finished

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SageMath Accepted for GSoC 2026

Thank you everyone. I'm in the process of updating the wiki page now and should be finished

Mar 4

Mar 4

primecount, debian testing sage 10.9 beta 7

Compilation now ok. primecount: 8.2+ds-1 td

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primecount, debian testing sage 10.9 beta 7

Compilation now ok. primecount: 8.2+ds-1 td

Mar 4

Mar 4

primecount /debian testing.

Today, primecount has been updated in Debian testing. We will see whether it solves the problem or

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primecount /debian testing.

Today, primecount has been updated in Debian testing. We will see whether it solves the problem or

Mar 4

Mar 3

[sage-devel] Bug in cohomology calculation of a toric divisor

Hello, I noticed something in the calculation of the sheaf cohomology of a toric divisor in sage/

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[sage-devel] Bug in cohomology calculation of a toric divisor

Hello, I noticed something in the calculation of the sheaf cohomology of a toric divisor in sage/

Mar 3

enriqu...@gmail.com

Mar 3

PATH in jupyter

Starting from 10.8, the use of sage with system jupyterlab needs some work but it is possible. From

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PATH in jupyter

Starting from 10.8, the use of sage with system jupyterlab needs some work but it is possible. From

Mar 3

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