Some presentations
- Substitutions and Cantor real numeration systems,
Journées du GDR IFM, Grenoble, 2024, March 20.
slides
- Alternate base numeration systems,
WORDS-DLT 2023, Umeå, 2023, June 13.
slides
- Alternate bases: combinatorial, ergodic and algebraic properties,
Journées du GT SDA2, Toulouse, 2023, March 29.
slides
- An introduction to numeration systems: Cobham-like theorems, first-order logic and regular sequences,
Trends in Arithmetic Theories, satellite workshop of ICALP, Paris, 2022, July 4.
slides
- Spectrum, algebraicity and normalization in alternate bases,
One World Numeration Seminar, 2022, May 24.
slides
- A full characterization of Bertrand numeration systems,
Séminaire du GT de combinatoire et interactions du LaBRI, 2022, March 21.
slides
- Regular sequences in abstract numeration systems,
One World Seminar on Combinatorics on Words, 2020, November 23.
slides
- Decidability through first-order logic and regular sequences,
Dyadisc3: Decidability and dynamical systems, Amiens, 2019, July 4.
slides
- Nyldon words,
Workshop on Words and Complexity, Lyon, 2018, February 21.
slides
- Permutation groups and the Morse-Hedlund Theorem,
Workshop "Ergodic Theory & Symbolic Dynamics", London, 2017, September 14.
slides
- Analogues of Cobham's theorem in three different areas of mathematics,
SCAM, Créteil, 2017, March 2.
slides
- Logic, decidability and numeration systems,
CANT 2016, Marseille, 2016, November 30, December 1 & 2.
slides
- Permutations and shifts: a survey,
DLT 2016, Montréal, 2016, July 26.
slides
- Abelian borders and periodicity,
Discrete Mathematics Day,
Liège, 2015, January 8.
slides
- The freeness problem for products of matrices defined on bounded languages,
Journées montoises d'informatique théorique,
Nancy, 2014, September 25.
slides
- Self-shuffling words,
Fields Institute Workshop : Challenges in Combinatorics on Words,
Toronto, 2013, April 26.
slides
- A decision problem for ultimately periodic sets in non-standard numeration systems,
Journées de l'ANRS SubTile, Decidability problems
for substitutive sequences, tilings and numerations,
Amiens, 2012, July 3.
slides
- Numérations et monoide syntaxique,
JCM 2012, Journées du groupe de travail SDA
(Dynamical systems, Automata, and Algorithms) du GDR-IM,
Rouen, 2012, June 13.
slides
- Syntactical complexity of periodic sets,
First Joint Conference of the Belgian, Royal Spanish
and Luxembourg Mathematical Societies,
Liège, 2012, June 6.
slides
- Enumeration and decidable properties of automatic sequences,
Numération, Liège, 2011, June 6.
slides
- Finite orbits of language operations,
LATA 2011, Tarragona, 2011, May 27.
slides
- Abstract numeration systems or decimation of languages,
Languages and Automata Theory Seminar, Waterloo, Ontario, 2011, April 1 and 8.
slides
- S-automatic sets,
Séminaire du Lacim, Montréal, 2010, December 3.
slides
- Structure of the minimal automaton of a numeration language
and application to state complexity,
Journées montoises d'informatique théorique, Amiens, 2010, September 14.
slides
- Representing real numbers in a generalized numeration system,
Numeration, Leiden, 2010, June 14.
slides
- Abstract Numeration systems: recognizability, decidability,
multidimensional S-automatic sequences, and real numbers,
PhD Defense, Liège, 2009, December 7.
slides
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Multidimensional generalized automatic sequences and shape-symmetric morphic words,
Numération : Mathématiques et Informatique, Marseille, 2009, March 26.
slides
- A decision problem for ultimately periodic sets in non-standard numeration systems,
MFCS 2008, Torun, 2008, August 28.
slides
- Abstract numeration systems,
Spring school and workshop on combinatorics on words,
Herbertov, 2007, May 22.
slides
- Structural properties of bounded languages with respect to multiplication by a constant,
Journées de Numération, Graz, 2007, April 20.
slides