= Sage Days 128: combinatorics, number theory, dynamical systems and geometry =

From February 10th to 14th 2025 in [[https://www.mnba-leteich.fr/|Maison de la nature du bassin d'Arcachon (France)]] in the [[https://www.reserve-ornithologique-du-teich.com/|parc ornithologique du Teich]].

Main thematics will be combinatorics, number theory, dynamical systems and geometry. Developers for software [[https://www.sagemath.org/|SageMath]], [[https://pari.math.u-bordeaux.fr/|PARI/GP]], [[https://flintlib.org/|flint]] and others projects have confirmed participation.

If you wish to come, get in touch with the organizers by e-mail.

Previous editions:
 * (February 6-10, 2023): [[days117|Sage Days 117]]
 * (January 29th to February 1st, 2024): [[days125|Sage Days 125]]

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== Final status report ==

A [[https://codimd.math.cnrs.fr/s/-dIAr1Z2O#|final status report is available here]].

More than 30 pull requests (PRs) were made during the week, including many by first-time contributors. They are tagged with the keyword [[https://github.com/sagemath/sage/labels/sd128|sd128]]

== Satellite events ==

 * [[https://flintlib.github.io/workshop2025.html|FLINT workshop]], January 27-31, 2025 in Palaiseau (France)
 * Journées de combinatoire de Bordeaux [[https://jcb.labri.fr/2025/|JCB2025]], February 3-5, 2025, Bordeaux

== Lodging ==

All participants will lodge at [[https://www.mnba-leteich.fr/|Maison de la nature du bassin d'Arcachon]] where the workshop is held, at the entrance of the bird reserve.

Lodging and food is funded thanks to our sponsors listed below. Transportation must be supported by the participants.

Participants traveling from far can arrive on Sunday.

== Don't forget ==

 * Your computer
 * Your binoculars for bird watching

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== Mentoring ==

During the week, we propose a system of mentoring.

Participants will be asked to report on their issues/problems/difficulties to his/her mentor in priority.

If a specific point appears frequently, a tutorial on it will be scheduled.

== Schedule ==

 * Monday
   * 10am: short presentation of participants
   * 11am: attribution of mentors/small groups, description of the projects within each group
   * afternoon: work on projects
   * 5pm: pair programming quiz 

 * Tuesday
   * 9am: work on projects
   * 2pm: visit of the Bird reserve
   * 5pm: status report in small groups

 * Wednesday
   * 9am: work on projects
   * 5pm: status report in small groups

 * Thursday
   * 9am: work on projects
   * 5pm: status report in small groups

 * Friday
   * 9am: work on projects
   * 2pm: global report on projects

== Projects ==

Participants are expected to think about their project in advance: [[https://codimd.math.cnrs.fr/YQBWPwHuRBSicCM4it7kMw|Project page]]

Ticket/issues raised or proposed or fixed on the github of sagemath during the workshop are tagged with the keyword [[https://github.com/sagemath/sage/labels/sd128|sd128]]

== Access ==

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== Funding ==

The workshop is funded by:

 * the Agence National de Recherche through the projects [[https://anr-combine.math.cnrs.fr/|ANR COMBINE]], ANR PALEFAN, ANR CHARM
 * [[https://www.labri.fr/|Laboratoire Bordelais de Recherche en Informatique (LaBRI)]]
 * [[https://www.math.u-bordeaux.fr/imb/spip.php|Institut de Mathématiques de Bordeaux (IMB)]]
 * le département [[https://sin.u-bordeaux.fr/|DEP-SIN]]
 * [[https://www.bordeaux-inp.fr/fr|Bordeaux INP]]
 * [[https://www.u-bordeaux.fr/|Université de Bordeaux]]
 * [[https://www.gdr-im.fr/|Groupe de recherche en informatique mathématique (GDR-IM)]] (pour la participation de doctorantes et doctorants)

== Organizers ==

 * [[https://xavier.caruso.ovh/|Xavier Caruso]]
 * [[https://www.labri.fr/perso/vdelecro/|Vincent Delecroix]]
 * [[http://www.slabbe.org/|Sébastien Labbé]]

== Confirmed Participants ==

 1. [[https://xavier.caruso.ovh/|Xavier Caruso (IMB, Université de Bordeaux)]]
 2. [[http://www.slabbe.org/|Sébastien Labbé (LaBRI, Université de Bordeaux)]]
 3. [[https://armana.perso.math.cnrs.fr/|Cécile Armana (LmB, Université de Franche-Comté)]]
 4. [[https://irma.math.unistra.fr/~chapoton/|Frédéric Chapoton (CNRS, Université de Strasbourg)]]
 5. Dounia Darkaoui (PhD student, LMNO, Université de Caen-Normandie)
 6. [[https://enge.math.u-bordeaux.fr/|Andreas Enge (INRIA, Université de Bordeaux)]]
 7. Oscar Fontaine (PhD student, LaBRI, Université de Bordeaux)
 8. Camille Garnier (PhD student, XLIM, Université de Limoges)
 9. [[https://mhaiech1.pages.math.cnrs.fr/webpage/|Mercedes Haiech (XLIM, Université de Limoges)]]
 10. [[https://sabrinakunzweiler.github.io/|Sabrina Kunzweiler (INRIA, IMB, Université de Bordeaux)]]
 11. [[https://jplab.github.io/|Jean-Philippe Labbé (École de Technologie Supérieure--LaCIM/UQAM)]]
 12. Lucas Legrand (XLIM, Université de Limoges)
 13. Afonso Li (PhD student, IMB, Université de Bordeaux)
 14. Alexis Lucas (PhD student, LMNO, Université de Caen-Normandie)
 15. Rubén Muñoz--Bertrand (postdoc, LmB, Université de Franche-Comté)
 16. [[https://vincent.neiger.science/|Vincent Neiger (LIP6, Univerité Paris Sorbonne)]]
 17. Hugo Passe (M2, LIP6, Univerité Paris Sorbonne)
 18. [[https://apelletm.pages.math.cnrs.fr/page-perso/|Alice Pellet-Mary (CNRS, IMB, Université de Bordeaux)]]
 19. [[https://www.unibo.it/sitoweb/lorenzo.perrone8/en|Lorenzo Perrone (PhD Student, Dipartimento di Matematica, Università di Bologna)]]
 20. Carole Porrier (postdoc, LIPN, Université Paris 13)
 21. [[https://www.dmg.tuwien.ac.at/rubey/|Martin Rubey (TU Wien)]]
 22. [[https://github.com/saraedum|Julian Rüth]]
 23. Ludovic Schwob (PhD student, LIGM, Université Marne-La-Vallée)
 24. David Siukaev
 25. [[http://math.univ-lyon1.fr/homes-www/vignes/|Fabien Vignes-Tourneret (ICJ, Université de Lyon)]]
 26. [[https://weimann.users.lmno.cnrs.fr/|Martin Weimann (LMNO, Université de Caen-Normandie)]]


Participants (without lodging at MNBA):

 * [[http://www.normalesup.org/~page/index.html|Aurel Page (Inria, Institut de Mathématiques de Bordeaux)]]

Waiting list (in case of withdrawal):

 * ThierryMonteil (tentative, might connect for some discussions if possible)