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# Previous Ateliers:
[2015 (Bordeaux)](Atelier%202015),
[2016 (Grenoble)](Atelier%202016),
[2017 (Lyon)](Atelier%202017)
[2017b (Clermont-Ferrand)](Atelier%202017b)
[2017c (Oujda)](Atelier%202017c)
[2018 (Besançon)](Atelier%202018)
[2018b (Roma)](Atelier%202018b)
[2019 (Bordeaux)](Atelier%202019)
[2019b (Roma)](Atelier%202019b)
[2020 (Grenoble)](Atelier%202020)

# [Welcome to Atelier PARI/GP 2021b (Oujda)](http://pari.math.u-bordeaux.fr/Events/PARI2021b/)

Participants:

Bill Allombert

Mohamed Jakhrouti

Said El Madrari

Samah Abderhim

Soumia Ngadi

Soumia Bouhlali

Hamza Boubker

Mina Abbadi

Ben Ouidren Kaoutar

Azzeddine Ouali

Soumia Bhihi

Khalid BOUACHRI

Hicham Hathouti

Rania Kammoun

Abdelouahd Acharqy

Ikrame Daqaq

Omar Kchit

Lamyae Srhir

Fadel Mohamed

Youssef Elkah

Mohammed Tamimi

jamal benamara

brahim aaboun

ABDELLAH SBAI

Fouad ELMOUHIB

[Mbarek Haynoux]()

KARIM BOUCHANNAFA

samir kourtitex

Jordan Fopa

Safia SEFFAH

Roslan IBARA

Kouèssi Norbert ADEDJI

Vaillant Zembes
[2021b (Oujda)](Atelier%202021b)
[2022 (Besançon)](Atelier%202022)
[2023 (CIRM)](Atelier%202023)
[2024 (Lyon)](Atelier%202024)
[2024b (Roma)](Atelier%202024b)
[2025 (Orsay)](Atelier%202025)

Gustave Tchoffo Saah
# [Welcome to Atelier LIBPARI 2025 (Bordeaux)](https://pari.math.u-bordeaux.fr/Events/LIBPARI2025/)

Brice MIAYOKA
## Topics
- Pierrick: higher dimensional isogeny computations in theta coordinates
- Eli: tutorials, non-maximal orders in number fields and quatalg
- James: non-maximal orders (init, conductor) and qfb, algebras over Q
- Pascal: algebraic L-functions, spaces of modular forms of large level
- Nicolas: p-adic fields, curves, integration of various functions, bugfixes
- Baptiste: tutorial, modular forms and number fields, bugfixes, Dirichlet characters
- Henri: help around, periods and quasi-periods of modular forms, testing
- Jean: theta functions, reduction
- Aurel: help around, p-adic fields
- Bill: help around, theta functions, Harvey-Sutherland algorithm for L-function of genus 2 curves
- Rayane: cohomology of Shimura curves, fundamental groupoid of surfaces