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Number Theory in
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Chris Wuthrich
,
John Cremona
3
Aug 8
Isogenies over number fields
On Thu, 8 Aug 2024, 18:10 John Cremona, <john.c...@gmail.com> wrote: Hi Chris, I wrote some
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Isogenies over number fields
On Thu, 8 Aug 2024, 18:10 John Cremona, <john.c...@gmail.com> wrote: Hi Chris, I wrote some
Aug 8
John Cremona
Mar 6
Fwd: [sage-devel] Help and Advice | Arithmetic of Jacobians in the Split/Real Model is Broken
---------- Forwarded message --------- From: Giacomo Pope <giaco...@gmail.com> Date: Wed, 6
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Fwd: [sage-devel] Help and Advice | Arithmetic of Jacobians in the Split/Real Model is Broken
---------- Forwarded message --------- From: Giacomo Pope <giaco...@gmail.com> Date: Wed, 6
Mar 6
John Cremona
8/31/23
Re: [sage-devel] Gamma(N)
On Thu, 31 Aug 2023 at 15:00, John Cremona <john.c...@gmail.com> wrote: Thanks for the
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Re: [sage-devel] Gamma(N)
On Thu, 31 Aug 2023 at 15:00, John Cremona <john.c...@gmail.com> wrote: Thanks for the
8/31/23
David Loeffler
, …
John Cremona
5
8/10/23
Tiny typo in GammaH subgroup docs
On Thu, 10 Aug 2023 at 16:44, William Stein <wst...@gmail.com> wrote: Thanks John! For
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Tiny typo in GammaH subgroup docs
On Thu, 10 Aug 2023 at 16:44, William Stein <wst...@gmail.com> wrote: Thanks John! For
8/10/23
Samuel Lelièvre
7/21/23
Ask Sage 69710: Checking eigenforms in Sage
An Ask Sage user asked at Ask Sage question 69710: Checking eigenforms in Sage https://ask.sagemath.
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Ask Sage 69710: Checking eigenforms in Sage
An Ask Sage user asked at Ask Sage question 69710: Checking eigenforms in Sage https://ask.sagemath.
7/21/23
David Loeffler
, …
William Stein
5
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
John Cremona
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
Yingdong Li
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.com
3
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 wuthrich
5
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 Cremona
3
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 Lelièvre
3
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 Cremona
2
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 Kedlaya
2
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
John Cremona
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 Cremona
2
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 Rüth
3
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 lui
3
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 Cremona
3
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
Dima Pasechnik
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
John Cremona
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
Dima Pasechnik
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 Loeffler
11
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 Delecroix
4
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
Dima Pasechnik
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
John Cremona
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
unread,
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
William Stein
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 Roe
5
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 Cremona
4
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