Program 




Sunday 4 July 
17:0019:30 
Registration in Refugio Residence 
19:30 
Welcome Cocktail in Refugio Residence 


Monday 5 July 
8:008:30 
Registration in S. Chiara College 
8:308:45 
Welcome 
8:459:30 
Plenary lecture: Some new selfavoiding walk and polygon models, A.Guttmann 

Chair session: Srecko Brlek 
9:309:50 
Lattice path enumeration and Toeplitz matrices, S. Felsner, D. Heldt 
9:5510:15 
Lattice path enumeration related to a paper by Hahrand Ringel, H. Prodinger 
10:2010:40 
SLKtilings obtained from lattice path enumeration, F. Bergeron, C. Reutenauer, A. Rodriguez 
10:45  11:15 
Coffee break 
11:15  11:35 
Binary words avoiding a pattern and marked succession rule, S. Bilotta, D. Merlini, E. Pergola, R. Pinzani 
11:40  12:00 
Lattice path enumeration for 321avoiding permutations with further restrictions, M. Inuma, M. Hagiwara, M. Tomie 
12:05  12:25 
Local move connectedness of matchings of lattices with extra edges, F. Nakano, T. Sadahiro 
12:30  14:00 
Lunch 

Chair session: Robert Cori 
14:00  14:20 
Every polyomino yields at most two square tilings, A. Blondin Massé, S.Brlek, A. Garon, S. Làbbé 
14:25  14:45 
Generalized tilings and Plucker cluster algebras, V. I. Danilov, A. V. Karzanov, G. A. Koshevoy 
14:50  15:10 
The uplift principle and new applications of the Riordan group, L. Shapiro 
15:15  15:35 
Explicit formulas for a sequence of binary tree polynomials, M. D'Adderio, A. M. Garsia 
15:40  16:00 
On the distributions of absorbed particles in crossing a field containing absorption points, C. Charalambides 
16:05  16:35 
Coffee break 
16:35  16:55 
On the number of collisions for the balls – and –urns problem with unequal probabilities, T. Nakata 
17:00  17:20 
On simsum and double simsun permutations avoiding a pattern of length three, W.C. Chuang, S.P. Eu, T. S. Fu, Y.J. Pan 
17:25  17:45 
Special Riordan arrays with lattice path interpretations, G.S. Cheon, H. Kim 
17:5018:10 
Halflattice paths and virasoro characters, O. B. Fournier, P Mathieu, T. A. Welsh 
20:30 
Banquet in Refugio Residence



Tuesday 6 July


Chair session: Charalambos Charalambides 
9:00  9:20 
Non directed lattice paths on different lattices, C. Banderier 
9:25  9:45 
On lattice paths and open problems in automata theory, C. Haase, J. Ouaknine, J. Worrell 
9:50  10:10 
Visits to level r by Dyck paths, C. Brennan, S. Mavhungu 
10:1510:35 
Strings in Dyck paths, K. Manes, A. Sapounakis, I. Tasoulas, P. Tsikouras 
10:40 – 11:10 
Coffee break 
11:10  11:30 
Counting strings in Ballot paths, S. Sullivan 
11:35  11:55 
Flip graphs, hyperplane arrangements and tableaux, R. M. Adin, Y. Roichman 
12:00  12:20 
Asymptotics for walks in a Weyl chamber of type b with a free end point, T. Feierl 
12:25  12:45 
A generating function for totally symmetric plane partitions (TSPPs) with selfconjugate main diagonal, A. Blecher 
12:5014:20 
Lunch 

Chair session: Helmut Prodinger 
14:20  14:40 
Generating functions for biwall directed polygons, S. Feretic 
14:45 15:05 
Generating functions of embedded trees and lattice paths, M. Kuba 
15:1015:30 
Enumeration of specific classes of polycubes, J.M. Champarnaud, J.P. Dubernard, H. Jeanne 
15:3515:55 
Variation statistics on compositions, M. Archibald, A. Knopfmacher, T. Mansour. 
16:0016:30 
Coffee break 
16:3018:00 
POSTER SESSION (Poster list at the end of this program) 
19:00 
Football Match 
21:00 
Typical Dinner in “Orto dei Pecci” (not included in the registration fee) 


Wednesday 7 July 

Chair session: Luis Shapiro 
9:009:20 
Bijective counting of involutive Baxter permutations, E. Fusy 
9:259:45 
On the number of cycles of the product of two cyclic permutations, R. Cori, M. Marcus, G. Schaeffer 
9:5010:10 
Notes on the Inverse Motzkin Matrix, H. Niederhausen 
10:1510:35 
Unrepetitive paths in Cayley digraphs and the repetition threshold, A.Carpi 
10:4011:10 Coffee break 
11:1011:30 
On weakly intersecting pairs of sets, Z. Kirly, Z. L. Nagy, D. Plvlgyi, M. Visontai 
11:3511:55 
Some remarks on Rothe numbers ( aka generalized Catalan numbers ), W. Panny 
12:0012:20 
A representation theorem for holonomic sequences, T. Kotek, J.A. Makowsky 
12:2512:45 
On Kemp's confluent qChuVandermonde hypergeometric distributions and the associated qmeixner orthogonal polynomials, A. Kyriakoussis, M. Vamvakari 
12:50 
Works closure 
13:30 
Lunch in “La finestra” Restaurant (not included in the registration fee) 


POSTER SESSION 


1 
On a KolmogorovSmirnov test for r samples counting paths in alcoves of affine Weyl groups, W. Boehm, K. Hornik 
2 
Asymptotic behaviour for the Kemp's confluent qChuVandermonde hypergeometric distributions, A. Kyriakoussis, M. Vamvakari 
3 
Semionline machine cover in gunder a grade of service provision, Y. Wu, Q. Yang 
4 
Generator sets for the alternating group, A. Rotbart 
5 
Some simple bijections involving lattice walks and ballot sequences, M. A.A. vanLeeuwen 
6 
Bijections between lattice path and plane partitions, M. Alegri, E.H.M. Brietzke, J.P.O. Santos, R. Silva 
7 
Some graphs in C_f2 based on fcoloring, A. Adiwijaya, O. Serra, A.N.M. Salman, D. Suprijanto, E.T. Baskoro 
8 
Discrete analytic functions in complex spaces and Taylor expansion, O. Danilov, A. Mednykh 
9 
Lattice based A – isomorphism and its applications, S.E. Han 
10 
Boysandgirls birthdays and Hadamard products, O. Bodini, D. Gardy, O. Roussel 
11 
Stochastic stability of maximal independent sets, L. Boncinelli, P. Pin 
12 
Permutations tiling the plane, A. BlondinMassé, A. Frosini, S. Rinaldi, L. Vuillon 