VI Incontro Italiano di Combinatoria Algebrica

International conference dedicated to the memory of

Gian-Carlo Rota

 

Scientific Programme

 

Tuesday, October 5

9:00 - 9:30 Registration

9:30 - 9:45 Opening: Domenico Senato, Welcome of Gianfranco Boari, Chairman of University of Basilicata

9:45 - 10:30 Henry Crapo: Ten abandoned gold mines

10:30 - 11:00 Refreshments

11:00 - 11:45 Alain Lascoux: Quelques commentaires sur l'oeuvre mathematique de Gian-Carlo Rota

11:45 - 12:30 Martin Aigner: Catalan and other numbers - a recurrent theme (I lecture)

13:00   Lunch

16:30 - 17:15 Dominique Perrin: Words, semigroups and automata (I lecture)

17:15 - 17:45 Refreshments

17:45 - 18:15 Johannes Maks: Optimal subcodes of second order Reed-Muller codes and maximal linear spaces of bivectors of maximal rank

18:15 - 18:40 Paola Cellini: Label-increasing paths on the Bruhat graph of affine Weyl groups are self-avoiding

18:40 - 19:00 Leonardo Cangelmi: The Riemann-Hurwitz formula for algebraic hypermap morphisms

19:30 - 20:00 Welcome drinking

20:00   Dinner


Wednesday, October 6

9:45 - 10:30 Jean-Yves Thibon: Ribbon tableaux and q-analogues of fusion rules

10:30 - 11:00 Wenchang Chu: Duplicate Inversions and Balanced Hypergeometric Series

11:00 - 11:30 Refreshments

11:30 - 12:15 Daniele Mundici: Logic and feedback in error correcting codes

12:15 - 13:00 Martin Aigner: Catalan and other numbers - a recurrent theme (II lecture)

13:00   Lunch

 

16:30 - 17:15 Dominique Perrin: Formal series (II lecture)

17:15 - 17:45 Refreshments

17:45 - 18:15 Arturo Carpi: Special factors in rational trees

18:15 - 18:45 Mark Skandera: An Eulerian partner for inversions

18:45 - 19:05 Ferdinando Cicalese: Removing interaction in Ulam-Renyi game

19:05 - 19:30 Luca Ferrari: Polynomial rings in which delta operators are derivations

20:00   Dinner


Thursday, October 7

9:45 - 10:30 Antonio Giambruno: Varieties of algebras and their exponential growth

10:30 - 11:00 Antonio Restivo: Periodicity on words: relations between local and global properties

11:00 - 11:30 Refreshments

11:30 - 12:15 Martin Aigner: Catalan and other numbers - a recurrent theme (III lecture)

12:15 - 13:00 Dominique Perrin: Symbolic dynamics (III lecture)

13:00   Lunch

 

15:30   Excursion in Maratea by bus

20:00   Pizza Party


  Friday, October 8

9:45 - 10:30 Adriano Garsia: Some results and conjectures on diagonal harmonic alternants

10:30 - 11:00 Costantin Petridi: Algebras defined by identities

11:00 - 11:30 Refreshments

11:30 - 12:15 Joel Stein: Remarks on vector symmetric functions and the resultant

12:15 - 13:00 Martin Aigner: Catalan and other numbers - a recurrent theme (IV lecture)

13:00   Lunch

16:45 - 17:05 Irasema Sarmiento: Calcul effectif en cohomologie des groupes: les 2- cocycles

17:05 - 17:25 Renzo Pinzani: Some bijections for the area of underdiagonal lattice paths

17:25 - 18:00 Yuval Roichman: On Permutation statistics in representation theory

18:00 - 18:20 Bruno Codenotti: Special permanents

18:30 - 20:00 Scientific Commitee meeting

20:00   Dinner


Saturday, October 9

9:45 - 10:30 Martin Aigner: Catalan and other numbers - a recurrent theme (V lecture)

10:30 - 11:00 Jacques Justin (read by Giuseppe Pirillo): Episturmian words and episturmian morphisms

11:00 - 11:30 Refreshments

11:30 - 12:15 Pierre-Andre Picon: Two numbers close to the binomial coefficient

12:15 - 12:35 Norma Zagaglia: On the rank polinomial of the lattice of order ideals of fences and crowns

13:00   Lunch

16:30 - 16:50 Silvia Bacchelli: Block recursive matrices and the lifting scheme

16:50 - 17:10 Carlo Bernasconi: Neighbourhood spaces

17:10 - 17:40 Refreshments

17:40 - 18:00 Giampiero Chiaselotti: On a problem concerning the weight functions

18:00 - 18:20 Gaetana Restuccia: Homogeneous algebras arising by posets

18:20 - 18:40 Irina Sviridova: On a special trace identity of matrices

18:40 - 19:10 Presentation of the last book on phenomenology of Gian-Carlo Rota "Lezioni Napoletane" edit

by Fabrizio Palombi and published by Istituto Italiano degli Studi Filosofici

19:10 - 19:30 Closing conference

20:00   Social dinner


Sunday, October 10

Departures