Numeration 2018
Paris, May 22–25, 2018

Tuesday
9.25 – 9.30
9.30 – 10.25
10.30 – 11.00
11.00 – 11.25
11.30 – 11.55
12.00 – 12.25
14.30 – 14.55
15.00 – 15.25

opening
Edita Pelantová
coffee break
Kevin Hare
Nikita Sidorov
Derong Kong

On spectra of numbers
Random homogeneous beta-expansions and self-similar measures
Open maps: small and large holes
Unique expansions on fat Sierpinski gaskets

15.30 – 15.55
16.00 – 16.30
16.30 – 16.55
17.00 – 17.20
17.20 – 17.40
17.40 – 18.00

Attila Pethő
Number systems over orders
Jonas Jankauskas Characterization of rational matrices that admit
finite digit representations
Tomáš Vávra
Periodic representations in Salem bases
coffee break
Christoph Bandt Establishing and maintaining databases of self-affine tiles
Shuqin Zhang
Topology of a class of self-affine tiles in R3
Peter Hudoba
Toolset for supporting the number system research
Jakub Krásenský Infinite families of number systems

Wednesday
9.30 – 9.55
10.00 – 10.25
10.30 – 11.00
11.00 – 11.25
11.30 – 11.50
11.50 – 12.10

Horst Brunotte
Arturas Dubickas
coffee breakTomáš Hejda
Magdaléna Tinková
Wolfgang Stockinger

12.10 – 12.30
12.30 – 12.55

Integer multipliers of real polynomials without nonnegative roots
Multiplicative dependence of shifted algebraic numbers

Totally positive quadratic integers and numeration
Indecomposable integers and universal quadratic forms
Some negative results related to Poissonian paircorrelation problems
Marta Maggioni
Constructing invariant densities for random systems
Alfonso D. Rodriguez Fundamental domains for rational function based digit
systems of formal Laurent series over finite fields

Thursday
9.30 – 10.25
10.30 – 11.00
11.00 – 11.25
11.30 – 11.55
12.10 – 13.00

14.30 – 14.55
15.00 – 15.25
15.30 – 15.55
16.00 – 16.30
16.30 – 16.55
17.00 – 17.25
17.30 – 17.55
19.00

Friday9.30 – 9.55
10.00 – 10.25
10.30 – 11.00
11.00 – 11.25
11.30 – 11.55
12.00 – 12.25
14.00 – 14.25
14.30 – 14.55
15.00 – 15.25

Robert Tichy
coffee break
Ligia L. Cristea
Daniel Krenn
Pablo Rotondo

Normality, computability and discrepancy
On the magic of some families of fractal dendritesMulti-base representations and their minimal Hamming weightContinued Logarithm Algorithm: A probabilistic study(Combinatorics seminar of the IRIF)

Clemens Müllner Möbius orthogonality for automatic sequences and beyond
Lukas Spiegelhofer The level of distribution of the Thue–Morse sequence
Cathy Swaenepoel Digital questions in finite fields
coffee break
Manfred Madritsch The sum-of-digits function of linearly recurrent
number systems and almost primes
Bill Mance
Some complexity results in the theory of normal numbers
Roman Nikiforov Essentially non-normal numbers for Cantor series expansions
conference dinnerat the Barge du CROUS de Paris,
Port de la Gare, Quai François Mauriac, 75013 Paris

Radhakrishnan NairOn Schneider’s continued fraction map on a complete
non-Archimedean field
Francesco Veneziano An effective criterion for periodicity of l-adic continued fractions
coffee breakNiels Langeveld
Ito α-continued fractions and matching
Paul Surer
Symmetric and congruent Rauzy fractals
Jörg Thuswaldner
Some news on rational self-affine tiles
Arnaldo Nogueira
Rotation number of contracted rotations
Anne Bertrand-Mathis On the β-expansions of integers of Z[β]; connections withself similar tilings
J.-L. Verger-Gaugry Lenticular poles of the dynamical zeta function of thebeta-shift for simple Parry numbers close to one