Macaulay2

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Abhiram Natarajan, Daniel R. Grayson2

8:12 AM

Redirecting gbTrace output to a file

An expression such as `f << gb X` sends a printed version of the Groebner basis to a file --

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Redirecting gbTrace output to a file

An expression such as `f << gb X` sends a printed version of the Groebner basis to a file --

8:12 AM

HL Dao

Jun 20

Compiling Macaulay2 from source code

I run MacOS Mojave 10.14 and I've been experimenting with compiling the source code using the

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Compiling Macaulay2 from source code

I run MacOS Mojave 10.14 and I've been experimenting with compiling the source code using the

Jun 20

Federico Galetto, jche...@gmail.com5

Jun 19

importFrom name collision

I think I understand, but I will have to give this a try. Thank you for the suggestion! Fred On

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importFrom name collision

I think I understand, but I will have to give this a try. Thank you for the suggestion! Fred On

Jun 19

Xiaowen Hu, … Mahrud Sayrafi7

Jun 19

Where can I find an old version of M2?

For 10.15, you can try using Homebrew: brew install Macaulay2/tap/M2 For 10.14 the same should work,

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Where can I find an old version of M2?

For 10.15, you can try using Homebrew: brew install Macaulay2/tap/M2 For 10.14 the same should work,

Jun 19

Theo Sandstrom, Federico Galetto2

Jun 19

[Easy question] Dimension of kernel of matrix over Galois field

Hi Theo, You can compute the rank of your matrix with the "rank" function, and the number

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[Easy question] Dimension of kernel of matrix over Galois field

Hi Theo, You can compute the rank of your matrix with the "rank" function, and the number

Jun 19

Sorin Popescu, … mike stillman4

Jun 13

installation issues with brew, os X, monterey, silicon (arm64)

Thanks a lot Mahrud and Mike! Sorin On Mon, Jun 13, 2022 at 3:37 PM 'Mahrud Sayrafi' via

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installation issues with brew, os X, monterey, silicon (arm64)

Thanks a lot Mahrud and Mike! Sorin On Mon, Jun 13, 2022 at 3:37 PM 'Mahrud Sayrafi' via

Jun 13

Lina Liu, H XW2

Jun 12

Element in a field (easy question)

If you want to know whether an object belongs to a given set, you can use the command "member

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Element in a field (easy question)

If you want to know whether an object belongs to a given set, you can use the command "member

Jun 12

Candid Pleasure, Laurent Buse2

Jun 8

Co-efficients of Polynomial Rings

Hi, These two packages use different ways of defining the ambient rings and you mixed them. You

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Co-efficients of Polynomial Rings

Hi, These two packages use different ways of defining the ambient rings and you mixed them. You

Jun 8

Candid Pleasure, … Laurent Buse7

Jun 5

Macaulay Resultant

I appreciate your help. This really explains a lot, I will implement these changes into my work.

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Macaulay Resultant

I appreciate your help. This really explains a lot, I will implement these changes into my work.

Jun 5

Luke Oeding

May 23

Jordan form problem

I'm having a problem computing the Jordan form for a large matrix. The issue I'm seeing is

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Jordan form problem

I'm having a problem computing the Jordan form for a large matrix. The issue I'm seeing is

May 23

Daniel R. Grayson

May 21

Macaulay2 1.20 released

Dear Macaulay2 user, We are happy to announce the release of Macaulay2, version 1.20. For the list of

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Macaulay2 1.20 released

Dear Macaulay2 user, We are happy to announce the release of Macaulay2, version 1.20. For the list of

May 21

KSchwede, … Daniel R. Grayson6

May 19

Macaulay2 in emacs issue

So how did using the wrong version of emacs prevent it from working? Was it a version of emacs that

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Macaulay2 in emacs issue

So how did using the wrong version of emacs prevent it from working? Was it a version of emacs that

May 19

Michael Morrow, … Paul Zinn-Justin17

May 11

Storing old behavior of methods

Actually, I had similar issues in my package CotangentSchubert. Namely, I wanted to define

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Storing old behavior of methods

Actually, I had similar issues in my package CotangentSchubert. Namely, I wanted to define

May 11

Yizhou Kuang, Daniel R. Grayson2

May 11

Solving a sequence of polynomial systems on MATLAB

My vague impression of MATLAB is that it's mainly for numerical linear algebra, and thus can'

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Solving a sequence of polynomial systems on MATLAB

My vague impression of MATLAB is that it's mainly for numerical linear algebra, and thus can'

May 11

Caccio Dj, Daniel R. Grayson2

May 11

Exercise

The answer you cite is simply the definition of singular point. Maybe what you really want to do is

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Exercise

The answer you cite is simply the definition of singular point. Maybe what you really want to do is

May 11

sankhaneel bisui, Daniel R. Grayson3

May 8

Installation Error Version 1.19.1: error: key not found in dictionary

Thank you, Dr. Grayson, this works. On Sun, May 8, 2022 at 11:04 AM Daniel R. Grayson <

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Installation Error Version 1.19.1: error: key not found in dictionary

Thank you, Dr. Grayson, this works. On Sun, May 8, 2022 at 11:04 AM Daniel R. Grayson <

May 8

Avi Steiner, Daniel R. Grayson3

May 5

M2 website down

You can also use http://macaulay2.com/.

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M2 website down

You can also use http://macaulay2.com/.

May 5

jatinm...@gmail.com, … Irena Swanson5

May 3

Integral closure error

You get P1 and P2 with running primaryDecomposition (of the ideal). Then Ki = R/Pi. The integral

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Integral closure error

You get P1 and P2 with running primaryDecomposition (of the ideal). Then Ki = R/Pi. The integral

May 3

Dharm Veer, Shrikant Shekhar 19104043

Apr 29

Having issue in loading the M2 package "Depth.m2"

Hi, This works. Dharm. On Thursday, April 28, 2022 at 5:09:12 PM UTC+5:30 shrik...@iiserb.ac.in wrote

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Having issue in loading the M2 package "Depth.m2"

Hi, This works. Dharm. On Thursday, April 28, 2022 at 5:09:12 PM UTC+5:30 shrik...@iiserb.ac.in wrote

Apr 29

Daniel R. Grayson2

Apr 21

forthcoming Macaulay2 release 1.20

PS: Authors should also consider adding an entry to the file "changes.m2" in the node

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forthcoming Macaulay2 release 1.20

PS: Authors should also consider adding an entry to the file "changes.m2" in the node

Apr 21

thomas buschman

Apr 18

Macaulay2 Groebner Basis

Hi all, I've been trying to calculate a groebner basis, while storing the highest degree that was

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Macaulay2 Groebner Basis

Hi all, I've been trying to calculate a groebner basis, while storing the highest degree that was

Apr 18

Lina Liu, Tim Duff2

Apr 12

Error: Can you manually seed?

Hi Lina, The error message you got also suggests trying an un-exported method called "

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Error: Can you manually seed?

Hi Lina, The error message you got also suggests trying an un-exported method called "

Apr 12

KSchwede3

Apr 7

Macaulay2 in VSCode, slight settings improvement

One other quick comment. Recently there have been some changes in some vscode shortcuts, the

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Macaulay2 in VSCode, slight settings improvement

One other quick comment. Recently there have been some changes in some vscode shortcuts, the

Apr 7

Taylor Ball, … Anton4

Apr 7

How does Macaulay2 represent polynomials?

Hi Taylor, You may be interested in joining M2internals: https://github.com/Macaulay2/M2/wiki/

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How does Macaulay2 represent polynomials?

Hi Taylor, You may be interested in joining M2internals: https://github.com/Macaulay2/M2/wiki/

Apr 7

Caccio Dj, Baptiste Calmès2

Apr 6

Dimension

Generally speaking, the notion of dimension used in commutative algebra and algebraic geometry is the

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Dimension

Generally speaking, the notion of dimension used in commutative algebra and algebraic geometry is the

Apr 6

Francesca Gandini, jche...@gmail.com3

Apr 3

Linear algebra methods?

Hi Francesca, In theory factorization in (rings of integers of) number fields is a special case of

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Linear algebra methods?

Hi Francesca, In theory factorization in (rings of integers of) number fields is a special case of

Apr 3

Avi Steiner, jche...@gmail.com3

Apr 1

computing an intersection of submodules over different rings

Thanks! That works! :) On Friday, April 1, 2022 at 8:12:04 PM UTC-4 jche...@gmail.com wrote: Hi Avi,

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computing an intersection of submodules over different rings

Thanks! That works! :) On Friday, April 1, 2022 at 8:12:04 PM UTC-4 jche...@gmail.com wrote: Hi Avi,

Apr 1

Lina Liu, Michael Burr2

Mar 31

For your code, you should change x=2 to x-2 so that it's a polynomial. You will also likely want

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For your code, you should change x=2 to x-2 so that it's a polynomial. You will also likely want

Mar 31

Annie Giokas, Youngsu2

Mar 27

Setting up Jupyter for Macaulay2

Thank you for the information. I could add the kernel, but I get the "KERNEL ENFORCED TIMEOUT

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Setting up Jupyter for Macaulay2

Thank you for the information. I could add the kernel, but I get the "KERNEL ENFORCED TIMEOUT

Mar 27

Eloísa Grifo, … jche...@gmail.com9

Mar 23

What is wrong with this primary decomposition calculation?

Dan: I believe 1.16 doesn't use MinimalPrimes.m2 by default (ie does exactly what Strategy =>

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What is wrong with this primary decomposition calculation?

Dan: I believe 1.16 doesn't use MinimalPrimes.m2 by default (ie does exactly what Strategy =>

Mar 23