sage-nt

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Number Theory in SageMath – main discussion groups: sage-devel and sage-support.

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David Loeffler, … William Stein5

9/20/22

Quickly computing cusp form space dimensions

On Tue, Sep 20, 2022 at 1:07 AM David Loeffler <d.loef...@cantab.net> wrote: > I'd

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Quickly computing cusp form space dimensions

On Tue, Sep 20, 2022 at 1:07 AM David Loeffler <d.loef...@cantab.net> wrote: > I'd

9/20/22

7/27/22

Fwd: [sage-devel] Return "type" of the `logarithmic_embedding` function

---------- Forwarded message --------- From: Jing Guo <dev....@gmail.com> Date: Wed, 27 Jul

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Fwd: [sage-devel] Return "type" of the `logarithmic_embedding` function

---------- Forwarded message --------- From: Jing Guo <dev....@gmail.com> Date: Wed, 27 Jul

7/27/22

5/25/22

Construct Hecke algebra as a ring

Dear all, Motivated by problems about modular forms, we want to find the ring structure of Hecke

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Construct Hecke algebra as a ring

Dear all, Motivated by problems about modular forms, we want to find the ring structure of Hecke

5/25/22

Maxime Bombar, julian...@gmail.com3

1/3/22

OM representation of ideals in function fields

On 1/3/22 03:58, julian...@gmail.com wrote: Hi Maxime. I would be very interested by the

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OM representation of ideals in function fields

On 1/3/22 03:58, julian...@gmail.com wrote: Hi Maxime. I would be very interested by the

1/3/22

David Loeffler, … chris wuthrich5

11/26/21

Finding isogeny between two elliptic curves

So it seems accessible to get Sage to find a chain of prime-degree isogenies, going from E1 to E2 via

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Finding isogeny between two elliptic curves

So it seems accessible to get Sage to find a chain of prime-degree isogenies, going from E1 to E2 via

11/26/21

Dima Pasechnik, John Cremona3

9/22/21

Re: [sage-support] AssertionError when finding roots over the Real Algebraic Field

More generally uf all the coefficients can be coerced into AA then the roots in QQbar not in AA come

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Re: [sage-support] AssertionError when finding roots over the Real Algebraic Field

More generally uf all the coefficients can be coerced into AA then the roots in QQbar not in AA come

9/22/21

John Cremona, … Samuel Lelièvre3

7/25/21

Fwd: [sage-devel] Re: Orders in number fields

2021-07-21 21:30:41 UTC, Justin Walker: > > Thanks for putting this list together (and

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Fwd: [sage-devel] Re: Orders in number fields

2021-07-21 21:30:41 UTC, Justin Walker: > > Thanks for putting this list together (and

7/25/21

Samuel Lelièvre, John Cremona2

5/3/21

Ask Sage question: basis of eigenforms for Hecke operators

I will answer it. The solution is to use modular symbols: sage: N=120 sage: S=ModularSymbols(N,2,+1)

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Ask Sage question: basis of eigenforms for Hecke operators

I will answer it. The solution is to use modular symbols: sage: N=120 sage: S=ModularSymbols(N,2,+1)

5/3/21

Vincent Delecroix, Kiran Kedlaya2

4/9/21

Fwd: [sage-gsoc] Wanted: Mentor for Project with Hyperelliptic Curves

I should point out that we have some point-counting available already for hyperelliptic curves

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Fwd: [sage-gsoc] Wanted: Mentor for Project with Hyperelliptic Curves

I should point out that we have some point-counting available already for hyperelliptic curves

4/9/21

3/11/21

New eclib package

I just finished a sage ticket #31443 which includes a new eclib version. The main benefit is greatly

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New eclib package

I just finished a sage ticket #31443 which includes a new eclib version. The main benefit is greatly

3/11/21

Samuel Lelièvre, John Cremona2

2/15/21

Rational points question on Ask Sage

I made trac ticket #31400 for this. There are some really serious problems caused by someone thinking

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Rational points question on Ask Sage

I made trac ticket #31400 for this. There are some really serious problems caused by someone thinking

2/15/21

Paweł Bogdan, Julian Rüth3

2/6/21

Reduction modulo p of Gaussian Integers

Dear Julien! Yes, this is exactly what I meant. Thank you very much! Best regards Paweł poniedziałek,

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Reduction modulo p of Gaussian Integers

Dear Julien! Yes, this is exactly what I meant. Thank you very much! Best regards Paweł poniedziałek,

2/6/21

Subramani Muthukrishnan, … kevin lui3

1/13/21

Condition of GRH on a sage program

Adding to what John said, in case, you're interested in using GRH in your computations. Methods

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Condition of GRH on a sage program

Adding to what John said, in case, you're interested in using GRH in your computations. Methods

1/13/21

Vincent Delecroix, John Cremona3

11/7/20

Jeroen Demeyer?

Dear all, Jeroen appeared :) I am now maintainer for cypari2 on PyPI. Regards Vincent Le 03/11/2020 à

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Jeroen Demeyer?

Dear all, Jeroen appeared :) I am now maintainer for cypari2 on PyPI. Regards Vincent Le 03/11/2020 à

11/7/20

Vincent Delecroix

11/3/20

get rid of Denis Simon 2-descent?

Dear all, We ship in Sage the Denis Simon GP script for 2-descent on elliptic curves over number

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get rid of Denis Simon 2-descent?

Dear all, We ship in Sage the Denis Simon GP script for 2-descent on elliptic curves over number

11/3/20

7/1/20

Fwd: [sage-devel] [Bug] Possible Bug in FrobeniusMap for ntl finite fields of characteristic 2

---------- Forwarded message --------- From: Maxime Bombar <maxime...@inria.fr> Date: Wed,

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Fwd: [sage-devel] [Bug] Possible Bug in FrobeniusMap for ntl finite fields of characteristic 2

---------- Forwarded message --------- From: Maxime Bombar <maxime...@inria.fr> Date: Wed,

7/1/20

6/24/20

Fwd: Feedback on Berkovich Space

On Tuesday, June 23, 2020 at 3:18:21 PM UTC+1, Alex G wrote: Hi Sage developers, I'm one of the

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Fwd: Feedback on Berkovich Space

On Tuesday, June 23, 2020 at 3:18:21 PM UTC+1, Alex G wrote: Hi Sage developers, I'm one of the

6/24/20

6/16/20

blocker ticket on IntegerLattice: https://trac.sagemath.org/ticket/29866

closest_vector for IntegerLattice and membership test are broken (just a 2-dimensional case with

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blocker ticket on IntegerLattice: https://trac.sagemath.org/ticket/29866

closest_vector for IntegerLattice and membership test are broken (just a 2-dimensional case with

6/16/20

Preston Wake, … David Loeffler11

6/15/20

Strange torsion in modular symbols

I don't know if anyone's still following this thread -- I only just saw it myself. As William

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Strange torsion in modular symbols

I don't know if anyone's still following this thread -- I only just saw it myself. As William

6/15/20

Kiran Kedlaya, … Vincent Delecroix4

4/20/20

Trac #29511: Broken coercion between cyclotomic fields

Indeed, this appears to have never worked, but the issue is not to do with choices of embeddings. In

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Trac #29511: Broken coercion between cyclotomic fields

Indeed, this appears to have never worked, but the issue is not to do with choices of embeddings. In

4/20/20

4/17/20

Re: [sage-devel] valuation() for relative number fields raises errors

On Sat, Apr 18, 2020 at 4:15 AM Evan O'Dorney <emo91...@gmail.com> wrote: > > Hi

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Re: [sage-devel] valuation() for relative number fields raises errors

On Sat, Apr 18, 2020 at 4:15 AM Evan O'Dorney <emo91...@gmail.com> wrote: > > Hi

4/17/20

4/2/20

Ticket on Multiple Zeta Algebras

Some of you might like to take a look at https://trac.sagemath.org/ticket/22713 -- nothing to do with

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Ticket on Multiple Zeta Algebras

Some of you might like to take a look at https://trac.sagemath.org/ticket/22713 -- nothing to do with

4/2/20

3/9/20

nt.sagenb.org and sagenb.org

Hi, Somebody asked me about a link to a public notebook on the long-gone server "nt.sagenb.org

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nt.sagenb.org and sagenb.org

Hi, Somebody asked me about a link to a public notebook on the long-gone server "nt.sagenb.org

3/9/20

Benjamin Matschke, … David Roe5

3/1/20

Possible bug in UnitGroup

Thanks, I did. For the reference: https://pari.math.u-bordeaux.fr/cgi-bin/bugreport.cgi?bug=2207

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Possible bug in UnitGroup

Thanks, I did. For the reference: https://pari.math.u-bordeaux.fr/cgi-bin/bugreport.cgi?bug=2207

3/1/20

Ahmed Matar, … John Cremona4

2/17/20

trace of Heegner point

Thanks Kevin and John for your responses! Both codes work well

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trace of Heegner point

Thanks Kevin and John for your responses! Both codes work well

2/17/20

Ahmed Matar, kevin lui3

2/8/20

local divisibility of Heegner point

Hi Kevin, Thanks for your suggestion. You are right; we only need to find the roots of the p-th

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local divisibility of Heegner point

Hi Kevin, Thanks for your suggestion. You are right; we only need to find the roots of the p-th

2/8/20

Dima Pasechnik, … Julian Rüth4

1/10/20

Fwd: [sage-devel] Possible bug in NumberField's valuation()

Dima, Thanks for bringing this to my attention. Something seems to not quite work with

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Fwd: [sage-devel] Possible bug in NumberField's valuation()

Dima, Thanks for bringing this to my attention. Something seems to not quite work with

1/10/20

John Cremona, Kevin Lui2

8/31/19

Fwd: [sage-devel] Newforms calculation is nondeterministic

They should all be equivalent. The choice of defining polynomial for the Hecke eigenvalue field is

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Fwd: [sage-devel] Newforms calculation is nondeterministic

They should all be equivalent. The choice of defining polynomial for the Hecke eigenvalue field is

8/31/19

6/21/19

Fwd: [sage-trac] #28042: broken arithmetic over GF(p)

---------- Forwarded message --------- From: sage-trac <tr...@sagemath.org> Date: Fri, Jun 21,

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Fwd: [sage-trac] #28042: broken arithmetic over GF(p)

---------- Forwarded message --------- From: sage-trac <tr...@sagemath.org> Date: Fri, Jun 21,

6/21/19

5/6/19

Fwd: [sage-devel] Factoring bug in Pari stack

---------- Forwarded message --------- From: Dima Pasechnik <dim...@gmail.com> Date: Mon, May

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Fwd: [sage-devel] Factoring bug in Pari stack

---------- Forwarded message --------- From: Dima Pasechnik <dim...@gmail.com> Date: Mon, May

5/6/19

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