One World Numeration seminar

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dynamical systems number theory

Audience: Researchers in the topic
Seminar series time: Tuesday 12:00-13:00 in your time zone, UTC
Organizers: Shigeki Akiyama, Ayreena Bakhtawar, Karma Dajani, Kevin Hare, Hajime Kaneko, Niels Langeveld, Lingmin Liao, Wolfgang Steiner*
*contact for this listing

Description: Online seminar on numeration systems and related topics

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Upcoming talks
Past talks
Your timeSpeakerTitle
TueMay 2112:00Gaétan GuillotApproximation of linear subspaces by rational linear subspaces
TueMay 0712:00Tom KemptonThe Dynamics of the Fibonacci Partition Function
TueApr 2313:00Shunsuke UsukiOn a lower bound of the number of integers in Littlewood's conjecture
TueMar 2613:00Nikita ShulgaRadical bound for Zaremba’s conjecture
TueMar 1213:00Joël OuaknineThe Skolem Landscape
TueFeb 1313:00Bartosz SobolewskiBlock occurrences in the binary expansion of n and n+t
TueJan 3013:00Cathy SwaenepoelReversible primes
TueJan 1613:00Karma DajaniAlternating N-continued fraction expansions
TueDec 1213:00Yasushi NagaiOverlap algorithm for general S-adic tilings
TueNov 2813:00Claudio BonannoAsymptotic behaviour of the sums of the digits for continued fraction algorithms
TueNov 1413:00Jana LepšováDumont-Thomas numeration systems for ℤ
TueOct 3113:00Stefano MarmiComplexified continued fractions and complex Brjuno and Wilton functions
TueOct 1712:00Fumichika TakamizoFinite $\beta$-expansion of natural numbers
TueOct 0312:00Manfred MadritschConstruction of absolutely normal numbers
TueSep 1912:00James WorrellTranscendence of Sturmian Numbers over an Algebraic Base
TueSep 0512:00Mark PollicottComplex Dimensions and Fractal Strings
TueMay 0912:00Craig S. KaplanAn aperiodic monotile
TueApr 2513:00Ronnie PavlovSubshifts of very low complexity
TueApr 1812:00Anton LukyanenkoSerendipitous decompositions of higher-dimensional continued fractions
TueMar 2812:00Roland ZweimüllerVariations on a theme of Doeblin
TueMar 2113:00Demi AllenDiophantine Approximation for systems of linear forms - some comments on inhomogeneity, monotonicity, and primitivity
TueMar 0713:00Derong KongCritical values for the beta-transformation with a hole at 0
TueFeb 1413:00Yining HuAlgebraic automatic continued fractions in characteristic 2
TueFeb 0713:00Ale Jan HomburgIterated function systems of linear expanding and contracting maps on the unit interval
TueJan 3113:00Slade SandersonMatching for parameterised symmetric golden maps
TueJan 2413:00Kiko KawamuraThe partial derivative of Okamoto's functions with respect to the parameter
TueJan 1013:00Roswitha HoferExact order of discrepancy of normal numbers
TueDec 1313:00Hiroki TakahasiDistribution of cycles for one-dimensional random dynamical systems
TueDec 0613:00Christoph BandtAutomata generated topological spaces and self-affine tilings
TueNov 2913:00Manuel HaukeThe asymptotic behaviour of Sudler products
TueNov 2213:00Faustin AdiceamBadly approximable vectors and Littlewood-type problems
TueNov 1513:00Seul Bee LeeRegularity properties of Brjuno functions associated with by-excess, odd and even continued fractions
TueNov 0813:00Wen WuFrom the Thue-Morse sequence to the apwenian sequences
TueOct 2512:00Álvaro Bustos-GajardoQuasi-recognizability and continuous eigenvalues of torsion-free S-adic systems
TueOct 1812:00Yufei ChenMatching of orbits of certain $N$-expansions with a finite set of digits
TueOct 1112:00Lukas SpiegelhoferPrimes as sums of Fibonacci numbers
TueOct 0412:30Alexandra SkripchenkoBruin-Troubetzkoy family of interval translation mappings: a new glance
TueOct 0412:00David SiukaevExactness and ergodicity of certain Markovian multidimensional fraction algorithms
TueSep 2712:00Niels Langeveld$N$-continued fractions and $S$-adic sequences
TueSep 1312:30Benedict SewellAn upper bound on the box-counting dimension of the Rauzy gasket
TueJul 1212:30Ruofan LiRational numbers in $\times b$-invariant sets
TueJul 0512:30Charlene KalleRandom Lüroth expansions
TueJun 2112:30James A. YorkeLarge and Small Chaos Models
TueJun 0712:30Sophie Morier-Genoudq-analogues of real numbers
TueMay 3112:30Verónica BecherPoisson generic real numbers
TueMay 2412:30Émilie CharlierSpectrum, algebraicity and normalization in alternate bases
TueMay 1712:30Vilmos KomornikTopology of univoque sets in real base expansions
TueMay 0312:30Nicolas ChevallierBest Diophantine approximations in the complex plane with Gaussian integers
TueApr 1912:30Paulina Cecchi BernalesCoboundaries and eigenvalues of finitary S-adic systems
TueApr 1212:30Eda CesarattoLochs-type theorems beyond positive entropy
TueApr 0512:30Jungwon LeeDynamics of Ostrowski skew-product: Limit laws and Hausdorff dimensions
TueMar 2912:30Tingyu ZhangRandom $\beta$-transformation on fat Sierpiński gasket
TueMar 1513:30Pierre PopoliMaximum order complexity for some automatic and morphic sequences along polynomial values
TueMar 0813:30Michael CoonsA spectral theory of regular sequences
TueMar 0113:30Daniel Krenn$k$-regular sequences: Asymptotics and Decidability
TueFeb 1513:30Wolfgang SteinerUnique double base expansions
TueFeb 0813:30Magdaléna TinkováUniversal quadratic forms, small norms and traces in families of number fields
TueFeb 0113:30Jonas JankauskasDigit systems with rational base matrix over lattices
TueJan 2513:30Claudio BonannoInfinite ergodic theory and a tree of rational pairs
TueJan 1813:30Agamemnon ZafeiropoulosThe order of magnitude of Sudler products
TueJan 1113:30Philipp GohlkeZero measure spectrum for multi-frequency Schrödinger operators
TueDec 2113:30Fan LüMultiplicative Diophantine approximation in the parameter space of beta-dynamical system
TueDec 1413:00Valérie Berthé, Pierre Arnoux, ...Special session commemorating Shunji Ito (1943-2021)
TueDec 0713:30Jamie WaltonExtending the theory of symbolic substitutions to compact alphabets
TueNov 2313:30Sascha TroscheitAnalogues of Khintchine's theorem for random attractors
TueNov 1613:30Lucía RossiRational self-affine tiles associated to (nonstandard) digit systems
TueNov 0914:00Younès TierceExtensions of the random beta-transformation
TueNov 0913:30Zhiqiang WangHow inhomogeneous Cantor sets can pass a point
TueNov 0213:30Pieter AllaartOn the existence of Trott numbers relative to multiple bases
TueOct 2612:30Michael BaakeSpectral aspects of aperiodic dynamical systems
TueOct 1912:30Mélodie Lapointeq-analog of the Markoff injectivity conjecture
TueOct 1212:30Liangang MaInflection points in the Lyapunov spectrum for IFS on intervals
TueOct 0513:00Taylor JonesOn the Existence of Numbers with Matching Continued Fraction and Decimal Expansion
TueOct 0512:30Lulu FangOn upper and lower fast Khintchine spectra in continued fractions
TueSep 2812:30Philipp HieronymiA strong version of Cobham's theorem
TueSep 2112:30Maria SiskakiThe distribution of reduced quadratic irrationals arising from continued fraction expansions
TueSep 1412:30Steve JacksonDescriptive complexity in numeration systems
TueSep 0712:30Oleg KarpenkovOn Hermite's problem, Jacobi-Perron type algorithms, and Dirichlet groups
TueJul 0612:30Niclas TechnauLittlewood and Duffin-Schaeffer-type problems in diophantine approximation
TueJun 2912:30Polina VytnovaHausdorff dimension of Gauss-Cantor sets and their applications to the study of classical Markov spectrum
TueJun 2212:30Lingmin LiaoSimultaneous Diophantine approximation of the orbits of the dynamical systems x2 and x3
TueJun 1512:30Sam ChowDyadic approximation in the Cantor set
TueJun 0812:30Shigeki AkiyamaCounting balanced words and related problems
TueJun 0112:30Bastián EspinozaAutomorphisms and factors of finite topological rank systems
TueMay 2512:30Charles FougeronDynamics of simplicial systems and multidimensional continued fraction algorithms
TueMay 1812:30Joseph VandeheySolved and unsolved problems in normal numbers
TueMay 1112:30Giulio TiozzoThe bifurcation locus for numbers of bounded type
TueMay 0414:00Tushar DasHausdorff Hensley Good & Gauss
TueApr 2712:30Boris AdamczewskiExpansions of numbers in multiplicatively independent bases: Furstenberg's conjecture and finite automata
TueApr 2012:30Ayreena BakhtawarMetrical theory for the set of points associated with the generalized Jarnik-Besicovitch set
TueApr 1312:30Andrew MitchellMeasure theoretic entropy of random substitutions
TueMar 3012:30Michael Drmota(Logarithmic) Densities for Automatic Sequences along Primes and Squares
TueMar 2313:30Godofredo IommiArithmetic averages and normality in continued fractions
TueMar 1613:30Alexandra SkripchenkoDouble rotations and their ergodic properties
TueMar 0913:30Natalie Priebe FrankThe flow view and infinite interval exchange transformation of a recognizable substitution
TueMar 0215:00Vitaly BergelsonNormal sets in $(\mathbb{ℕ},+)$ and $(\mathbb{N},\times)$
TueFeb 2313:30Seulbee LeeOdd-odd continued fraction algorithm
TueFeb 1613:30Gerardo González RobertGood's Theorem for Hurwitz Continued Fractions
TueFeb 0913:30Clemens MüllnerMultiplicative automatic sequences
TueFeb 0213:30Samuel PetiteInterplay between finite topological rank minimal Cantor systems, $S$-adic subshifts and their complexity
TueJan 2613:30Carlo CarminatiPrevalence of matching for families of continued fraction algorithms: old and new results
TueJan 1913:30Tom KemptonBernoulli Convolutions and Measures on the Spectra of Algebraic Integers
TueJan 0513:30Claire Merriman$\alpha$-odd continued fractions
TueDec 1513:30Lukas SpiegelhoferThe digits of $n+t$
TueDec 0813:30Tanja Isabelle SchindlerLimit theorems on counting large continued fraction digits
TueDec 0113:30Michael BarnsleyRigid fractal tilings
TueNov 1713:30Jacques SakarovitchThe carry propagation of the successor function
TueNov 1013:30Pieter AllaartOn the smallest base in which a number has a unique expansion
TueNov 0313:30Tomáš VávraDistinct unit generated number fields and finiteness in number systems
TueOct 2713:30Mélodie AndrieuA Rauzy fractal unbounded in all directions of the plane
TueOct 2012:30Paul SurerRepresentations for complex numbers with integer digits
TueOct 1312:30Kan JiangRepresentations of real numbers on fractal sets
TueOct 0612:30Francesco VenezianoFiniteness and periodicity of continued fractions over quadratic number fields
TueSep 2912:30Marta MaggioniRandom matching for random interval maps
TueSep 2212:30Yotam SmilanskyMultiscale Substitution Tilings
TueSep 1512:30Jeffrey ShallitLazy Ostrowski Numeration and Sturmian Words
TueSep 0812:30Bing LiSome fractal problems in beta-expansions
TueSep 0112:30Bill ManceHotspot Lemmas for Noncompact Spaces
TueJul 1412:30Attila PethőOn diophantine properties of generalized number systems - finite and periodic representations
TueJul 0712:30Hajime KanekoAnalogy of Lagrange spectrum related to geometric progressions
TueJun 3012:30Niels LangeveldContinued fractions with two non integer digits
TueJun 2312:30Derong KongUnivoque bases of real numbers: local dimension, Devil's staircase and isolated points
TueJun 1612:30Carlos MatheusApproximations of the Lagrange and Markov spectra
TueJun 0912:30Simon BakerEquidistribution results for self-similar measures
TueJun 0212:30Henna KoivusaloLinear repetition in polytopal cut and project sets
TueMay 2612:30Célia CisterninoErgodic behavior of transformations associated with alternate base expansions
TueMay 1912:30Boris SolomyakOn singular substitution Z-actions
TueMay 1212:30Olivier CartonPreservation of normality by selection
TueMay 0512:30Narad RampersadOstrowski numeration and repetitions in words
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