Talks-Seminars-Posters (some recent ones)

·       Non symmetric Cauchy kernel,  crystals and last passage percolation, CMUC, 2023.

·       Non symmetric Cauchy kernel,  crystals and last passage percolation (poster), Brenti fest, SLC 89, Bertinoro, March 26-29, 2023.

·       Crystals, and the Berenstein-Kirillov, cacti and related groups, Université de Tours, September 9, 2022, and CMUC, February 15, 2023.

·       Symplectic cacti, virtualization and Berenstein--Kirillov groups, Joint Mathematics Meetings, Boston, January 6, 2023 - AMS Special Session on Research Community in Algebraic Combinatorics II.

·       A uniform action of the dihedral group Z_2 x D_3 on Littlewood-Richardson coefficients, SLC 86 Bad Boll, and COREPTIL, EPFL, September 2021.

·       Partitions with   full equivalence Schur support are monotone  ribbons with full Schur support, CMA, FCT-UNL December 3, 2018,  and  Seminar of Representation Theory and Related Areas, 7th Workshop, FCUL, December 15, 2018.

·       Involutions for Littlewood-Richardson (LR) symmetries, CEAFEL, IST, Lisboa, May 18, 2018.

·       Skew RSK and coincidence of Littlewood-Richardson commutors, SLC 79, Bertinoro, September 10-13, 2017.

·       Invariant factors of a product of matrices over a principal ideal domain and the product of Schur functions, Tarde de Álgebra dedicada a Eduardo Marques de Sá por ocasião do seu 70º aniversário, Department of Mathematics, UC, December 2, 2016.

·       The involutive nature of the Littlewood-Richardson commutativity, (based on joint work with R. King and I. Terada)  Positivity in Algebraic Combinatorics, KIAS, Seoul, June 2016.

·       Skew-shapes with interval support in the dominance lattice (with R. Mamede) BIRS, Banff, August 14-16, 2015.

·       Growth diagrams and non-symmetric Cauchy identities over near staircase (jointly with Aram Emami) SLC72, Lyon, 2014.

·       Poster (jointly with A.Emami) 25th International Conference on Formal Power Series & Algebraic Combinatorics, Paris, France, 2013.

·       Key polynomials of type C  (jointly with Ricardo Mamede), SLC 69, Strobl, 2012

·       Littlewood-Richardson coefficient inequalities (jointly with Mercedes Rosas)   SLC66, March 2011, Ellwangen..

·       Números (coeficientes) de Littlewood-Richardson, Encontro Nacional da SPM, Sessão Temática de  Álgebra e Combinatória, 8-10 de Julho, 2010, Instituto Politécnico de Leiria.

·       Puzzles, Littlewood-Richardson-coefficients and Horn inequalities Seminar of the Mathematics PhD Program UCoimbra-UPorto, Math Department of the University of Porto, October 26, 2009.

·       A linear time index-two subgroup of Littlewood-Richardson coefficient $\mathbb Z_2\times S_3$ symmetries, (jointly with A. Conflitti and R. Mamede) SLC63/ Incontro Italiano di Combinatoria Algebrica, September 28, 2009, Bertinoro.

·       Linear time equivalent Littlewood-Richardson coefficient symmetry maps (jointly with A. Conflitti and R. Mamede) SLC62, February 23, 2009, Heilsbronn.

·       Poster (jointly with A. Conflitti and R. Mamede) 21st International Conference on Formal Power Series & Algebraic Combinatorics, Hagenberg, Austria, July 20-24, 2009.

·       Schur functions:  tableaux,  determinant formulas,  lattice paths    Seminar of the Mathematics PhD Program UCoimbra-UPorto, Math Department of the University of Coimbra, October 22, 2008.

·       A variation on tableau switching and a Pak-Vallejo's Conjecture, FPSAC /SFCA 2008, 20th International Conference on Formal Power Series and Algebraic Combinatorics, Talca University, Valparaiso, Chile, June 23-27, 2008.(slides from the presentation)

·       Olga Azenhas, Ricardo Mamede, "Key polynomials, invariant factors and an action of the symmetric group on Young tableaux", (extended abstract), FPSAC /SFCA 2007, 19th International Conference on Formal Power Series and Algebraic Combinatorics, Nankay University, Tianjin, China, July 2007. (poster)

 

 

·       "A variation on tableau switching and a Pak-Vallejo's Conjecture", Università di Bologna, January 2008.

·       "Shuffling, variants of jeu de taquin and actions of the symmetric group on words", Arbeitsgemeinschaft Diskrete Mathematik, TU Wien,  Austria, April 2006.

·       "Gelfand-Tsetlin patterns commute with boundary: a bijective proof", SLC 56, Ellwangen, Germany, February, 2006.

·       "A bijective proof of the commutativity property of Littlewood-Richardson coefficients",  Arbeitsgemeinschaft Diskrete Mathematik, TU Wien,  Austria, January 2006.

·       “Littlewood-Richardson coefficient symmetries”, Universidad de Sevilla, May 2009.