Monday, July 17
8:00 – 9:30 Registration and coffee
9:30 – 9:50 Opening Remarks
First session. Chair: Manuel Alonso Morón
Main Lecture:
9:50-10:50 Anthony G. O’Farrell
Contributed talk:
10:50-11:15 Paul Barry
Increasing trees and exponential Riordan arrays
Brunch 11:15-12:00
Second session. Chair: Paul Barry
Main Lecture:
12:00 – 13:00 Tian-Xiao He
Double Riordan arrays and their compressions
Contributed talks:
13:00- 13:25 Hana Kim
Riordan matrices related to Dirichlet series
13.25-13:50 Sung-Tae Jin
A generalization of Riordan arrays and transition probability matrix
13:50-14:15 Ji-Hwan Jung
Horizontal and vertical recurrence relations for exponential Riordan matrices and their applications
Tuesday, July 18
Third session. Chair: Tian-Xiao He
Main Lecture:
9:00-10:00 Froilán M. Dopico
Polynomial eigenvalue problems: linearizations and global backward error analysis
Contributed talks:
10:00-10:25 Sheng-Liang Yang
Diagonal sums of Riordan arrays
10:25-10:50 Xi Chen
Asymptotical normality of combinatorial sequences
10:50-11:15 Huyile Liang
Stieltjes and Hamburger moment sequences in combinatorics
Brunch 11:15-12:00
Fourth session. Chair: José Luis Ramírez Ramírez
Main Lecture:
12:00 – 13:00 Donatella Merlini
Riordan arrays methods for combinatorial identities generation
Contributed talks:
13:00- 13:25 Gi-Sang Cheon
On Riordan graphs
13.25-13:50 Seyed A. Mojallal
The spectral properties of Riordan graphs
Tuesday, July 18
18:00-20:00 Guided tour of historical Madrid.
Meeting point: Plaza Mayor nº 27 at 17:50.
20:00-… 4RART Dinner.
Restaurante Los Galayos Plaza Mayor nº 1
Wednesday, July 19
Free Day!
Thursday, July 20
Fifth session. Chair: Gi-Sang Cheon
Main Lecture:
9:00-10:00 Luis Verde-Star
Some ideas, results, and problems from the theory of infinite matrices
Contributed talks:
10:00-10:25 Ana Luzón
Banach Fixed Point Theorem and Lagrange Inversion Formula
10:25-10:50 Manuel A. Morón
On some bivariate delta-evolution equations
10:50-11:15 L. Felipe Prieto-Martínez
The Riordan group in the f-vector problem
Brunch 11:15-12:00
Sixth session. Chair: Donatella Merlini
Main Lecture:
12:00 – 13:00 José Luis Ramírez Ramírez
Lattice paths, k-Bonacci numbers and Riordan arrays
Contributed talks:
13:00- 13:25 José Agapito Ruíz
Combinatorics of a generalized Narayana identity
13.25-13:50 Louis Shapiro
Riordan group theory
13:50-14:15 Closing Remarks
