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

# [Welcome to Atelier PARI/GP 2022 (Besançon)](http://pari.math.u-bordeaux.fr/Events/PARI2022/)
# [Welcome to Atelier LIBPARI 2025 (Bordeaux)](https://pari.math.u-bordeaux.fr/Events/LIBPARI2025/)

## Tasks
- plane curves, Riemann rocks (Nicolas)
- Hecke characters (Aurel, Pascal)
- Artin reps (Aurel)
- HGM (Henri)
- HG functions, identities (Henri)
- Modular forms, congruences, galois reps (Baptiste)
- Mahler measures of polynomials (Riccardo)
- CM elliptic curves (Riccardo)
- Selmer groups of number fields (Razvan)
- modular forms (Razvan)
- Generalised Collatz conjecture (Abdoulkarim)
- elliptic curves (Valentin)
- doctesting (Valentin)
- polytopes of polynomials (Denis)
- ECPP (Jared)
- finitely generated abelian groups (Jared)
- doctesting algebraic number theory (Christelle)
- discovering pari/gp (Marwa)
- elliptic curves : points, over function fiedls (Christophe, Xavier)
- emacs support for pari/gp, computations with pari/gp (Olivier Ramaré)
- [doctesting](doc2022)
## 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