Numeration 2017 - Conference Programme
Aula Urbano VIII – Argiletum – Roma Tre University
Via della Madonna dei Monti 40

Monday, June 5
8:00 Registration
9:00 Opening

Chair: Edita Pelantová
09:30 Attila Kovács: Numbers, systems, applications
10:00 Paul Surer: Substitutions, coding prescriptions and Numeration
10:30 Marta Maggioni: On the semi-random Lüroth map
11:00 Coffee Break

11:30 Daniel Krenn: k-regular Sequences & Mellin–Perron Summation for Analyzing Fluctuations in Pascal’s Rhombus
12:00 Valeriano Aiello and Roberto Conti: The Thompson groups, graph polynomials, andknot theory
12:30 Lunch

Chair: Paola Loreti
14:30 Geon Ho Choe: High precision computing for continued fractions and mod 2 normal
numbers
15:00 Dávid Bóka and Péter Burcsi: Limits of families of canonical number systems
15:30 Coffee Break

16:00 Hana Dlouhá and Štěpán Starosta: An upper bound on prolongation of periods of continued fractions by Möbius transformation
16:30 Carlo Sanna: On the sum of digits of the factorial
17:30 Welcome Drink (Terrazza Argiletum)

Tuesday, June 6
Chair: Vilmos Komornik
09:00 Shigeki Akiyama: Around discretized rotation
10:00 Zuzana Masáková and Magdaléna Tinková: Finiteness in real cubic fields
10:30 Coffee Break

11:00 Attila Pethő: Nearly linear recursive sequences, especially SRS
11:30 Ligia L. Cristea and Helmut Prodinger: Order statistics of the values of words with respect to the generalised multinomial measure
12:00 Jörg Thuswaldner: Discrepancy bounds for β-adic Halton sequences
12:30 Lunch

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Chair: Wolfgang Steiner
14:30 Isabelle Dubois: Algebraic structure and numeration systems for circular words
15:00 Stefano Arnone, Corrado Falcolini, Francesco Moauro, and Matteo Siccardi: A constrained Diophantine equation on symmetric numbers in different bases
15:30 Coffee Break

16:00 Gábor Nagy: On the structure of periodic elements of simultaneous systems
16:30 Benoı̂t Rittaud: A Numeration System and a Gray Code Given by a Variant of theTower of Hanoi
17:00 Anne Bertrand Mathis: Interactions between digits in Fibonacci Numeration

Wednesday, June 7Chair: Christiane Frougny
09:00 Kevin G. Hare: Bernoulli convolutions, Garsia entropy and local dimension
09:30 Vilmos Komornik and Derong Kong: Bases with two expansions
10:00 Niels Langeveld: A shrinking hole for beta-transformations
10:30 Coffee Break

11:00 Paola Loreti: Expansions in non-integer bases in control problems
11:30 Tomáš Vávra: Periodic representations in algebraic non-integer base
12:00 Anna Chiara Lai: Self-similar manipulators, Fibonacci sequence and number systems
12:30 Lunch

Visit to the “Domus Romanae” (entrance at the basis of the Colonna Traiana):
16:00: Group 1
16:30: Group 2
17:00: Group 3
17:30: Group 4
20:00 Social Dinner (Ristorante Consolini, Via Marmorata 28)

Thursday, June 8
Chair: Jörg Thuswaldner
09:00 Simon Baker: Digit frequencies and self-affine sets with non-empty interior
09:30 Bill Mance and Roman Nikiforov: Essentially nonnormal numbers for random Cantor
series expansions
10:00 Tamás Krutki, Bence Németh and Attila Kovács: Computing with generalized numbersystems using the computer algebra system SYGNM
10:30 Coffee Break

11:00 Péter Hudoba and Attila Kovács: Examining the number system property with probabilistic algorithms
11:30 Clemens Müllner: Normal Subsequences of Automatic Sequences12:00 Jean-Louis Verger-Gaugry: Totally Real Algebraic Numbers, Bogomolov Property, and2

Dynamical Zeta Function of the β-shift
12:30 Lunch

Chair: Attila Kovács
14:30 Roman Nikiforov: On the Hausdorff dimension faithfulness of expansions with infinite
alphabet and properties of non-normal numbers
15:00 Radhakrishnan Nair and Entesar Nasr: On Weyl’s theorem on Uniform Distribution
and Ergodic Theorems
15:30 Coffee Break

16:00 Fabio Caldarola: Fractals and space-filling curves viewed by a new numerical computation system using infinities and infinitesimals
16:30 Iryna Harko: On relations between systems of numerations and fractal properties of subsets of non-normal numbers
17:00 Paulius Drungilas, Jonas Šiurys and Jonas Jankauskas: On Littlewood and Newman
polynomial multiples of Borwein polynomials

Friday, June 9
Chair: Attila Pethő
09:00 Umberto Zannier: Expansions of quadratic numbers in a p-adic continued fraction
10:00 Mario Weitzer: An introduction to p-adic systems: A new kind of number system
10:30 Coffee Break

Chair: Clemens Heuberger
11:00 Artūras Dubickas: Salem numbers as unusual Mahler measures
11:30 Manfred Madritsch: On multiplicative independent bases for canonical number systems
in cyclotomic number fields
12:00 Benoı̂t Loridant and Shu-qin Zhang: Topology of a class of p2-crystallographic replication tiles
12:30 Closing34