Those interested in presenting a talk or a poster should send an email to the two coordinators of the corresponding special session (with a copy to  xxvcla2026@gmail.com  ) indicating 

(within the body  the message; DO NOT send any attachments): 

- Title; 

- authors; 

- abstract in plain text without mathematical symbols; 

- if you want to deliver a talk or a poster. 

1. Representation of Algebras: 

Coordinators:

Hernán Giraldo (hernan.giraldo@udea.edu.co)

Viviana Gubitosi (gubitosi@fing.edu.uy) 

2. Number Theory:  

Coordinators:

Harald Helfgott (harald.helfgott@gmail.com) 

Gonzalo Tornaria (tornaria@cmat.edu.uy)

3. Lie groups and Representations: 

Coordinators: 

María Alejandra Álvarez (maria.alvarez@uantof.cl)

Steen Ryom Hansen (sryom-hansen@utalca.cl)

4. Algebraic Combinatorics: 

Coordinators: 

Federico Castillo(federico.castillo@uc.cl)

Rosa Orellana(rosa.c.orellana@dartmouth.edu)

5. Homological Methods: 

Coordinators: 

Andrea Solotar(asolotar@dm.uba.ar)

María Julia Redondo (julia.redondo@gmail.com) 

6. Hopf Algebras: 

Coordinators: 

Gastón García (ggarcia@mate.unlp.edu.ar)

Agustín García Iglesias (agustingarcia@unc.edu.ar)

7. Algebraic Geometry and Commutative Algebra: 

Coordinators:

Giancarlo Urzúa (gianurzua@gmail.com)

César Hilario (chilario@pucp.edu.pe)

8. Complex Geometry:  

Coordinators:

Pedro Rizzo (pedro.hernandez@udea.edu.co)

Alexander Schmitt (alexander.schmitt@fu-berlin.de)

9. Group Theory, Applications and Generalizations:  

Coordinators:

Luis Jorge Sánchez Saldaña (luisjorge@ciencias.unam.mx)

Cristóbal Rivas (cristobalrivas@u.uchile.cl)

10. Applied and Computational Algebra:  

Coordinators:

Paula Cadavid (paula.cadavid@ufrpe.br)

Mary Luz Rodiño (mary.rodino@udea.edu.co)

11. Algebraic Topology:  

Coordinators:

Paul Bressler (p.bressler@uniandes.edu.co)

Israel Morales (israel.morales@ufrontera.cl)