Talks in 2024-2025

Spring 2025

DateTimeSpeakerAffiliationTitle Room
January 21, 202514:15Olga BernardiUniversity of PadovaStudying symplectic billiards: an overview and recent rigidity results
Heinzel Seminar Room
January 28, 202514:15Corentin FierobeUniversity of Rome Tor VergataDiamond structures in KAM invariant curves of analytic billiard-like mapsHeinzel Seminar Room
Feburary 4, 202514:15Gil BorCIMATFour cusps of caustics by reflection
Heinzel Seminar Room
Feburary 11, 202514:15Dongchen LiImperial College LondonSymplectic blenders near whiskered tori and persistence of saddle-center homoclinicsHeinzel Seminar Room
Feburary 18, 202514:15Adi DicksteinTel Aviv UniversitySymplectic vs. topological quasi-statesHeinzel Seminar Room
February 25, 202514:15Sébastien BieblerUniversité Paris CitéNon-density of hyperbolicity in complex dynamics in several variablesHeinzel Seminar Room
March 4, 202514:15Yunzhe LiISTASimultaneous preservation of Lyapunov exponents within analytic families of standard maps
Heinzel Seminar Room
March 11, 202514:15Mauricio PolettiUniversidade Federal do CearáMeasures of maximal entropy for non-uniformly hyperbolic mapsHeinzel Seminar Room
March 18, 202514:15Michael EntovTechnion – Israel Institue of TechnologyApplications of filtered Legendrian contact homology to contact dynamics
Heinzel Seminar Room
March 25, 202514:15Eran Igra
Valerii Sopin
SIMIS – Shanghai Institute for Mathematics and Interdisciplinary SciencesPeriod-Doubling Cascades Invariants
Heinzel Seminar Room
April 1,
2025
14:15Dario BambusiUniversità degli studi di MilanoNon relativistic limit of quasiperiodic solutions of the Klein Gordon equation
Heinzel Seminar Room
April 8,
2025
14:15Piotr OprochaAGH University of KrakowOn paramrtrized BBM technique and planar attractorsHeinzel Seminar Room
April 11, 202514:15Yaofeng SuUniversity of Rome Tor VergataStatistic properties of open dynamical systemsBME, Budapest
BudWiSer15:30Felipe ArbuluJules Verne University, AmiensSpectral analysis of some classes of S-adic subshiftsBME, Budapest
17:00Illya KovalISTAMushroom KAM theoryBME, Budapest
April 23, 2025
(adjusted)
15:30Jacopo De Simoi University of TorontoLocal Marked Spectral Determination for ℤ₂-symmetric planar
billiards close to the disk
Moonstone, Seminar Room F
April 29, 202514:15Benoît GrébertUniversité de NantesAlmost global existence for Hamiltonian PDEs on compact manifoldsHeinzel Seminar Room
May 6,
2025
14:30Umberto Leone HryniewiczRWTH Aachen UniversityProof of Hofer–Wysocki–Zehnder’s two or infinity conjectureMoonstone, Seminar Room E
16:00Miguel GarridoUniversitat Autònoma de BarcelonaParabolic saddles and Newhouse domains in Celestial MechanicsMoonstone, Seminar Room E
May 16, 202514:00Maik GrögerJagiellonian University, KrakowContinuity of Folner averagesMoonstone, Seminar Room G
BudWiSer15:30Yunzhe LiISTADeformational spectral rigidity of Liouville metricsMoonstone, Seminar Room G
17:00Yakov Pesin Pennsylvania State University, State CollegeEssential Coexistence Phenomenon in Hamiltonian DynamicsMoonstone, Seminar Room G
May 20,
2025
14:30Marco MazzucchelliENS LyonFrom curve shortening to flat link stability and Birkhoff sections of geodesic flowsMoonstone, Seminar Room E
16:00Andreas VollmerUniversität HamburgA geometric approach to second-order superintegrable systems
Moonstone, Seminar Room E

Fall 2024

DateTimeSpeakerAffiliationTitle Room
Spetember 27, 202414:15Caiyun MaBME, HUN-REN Stochastics Research GroupDimensions of projected sets and measures on typical self-affine setsErdős center, Budapest
BudWiSer15:30Elzbieta KrawczykJagiellonian University, KrakowAmorphic complexity, tameness, and nullness of substitution shiftsErdős center, Budapest
17:00Daniel TsodikovichISTALocally maximizing orbits for billiardsErdős center, Budapest
October 8, 202414:15Susanna Terracini University of TurinExpanding solutions to the N-body problemHeinzel Seminar Room
October 15, 202414:15Rafaël PotrieCentro de Matemática Universidad de la República, UruguayTopology and dynamics of partially hyperbolic diffeomorphisms in dimension 3Central Bldg, Mondi 1
October 18, 2024
(expository talk)
14:15Daniel TsodikovichISTAIntegrable geodesic flows on the torusHeinzel Seminar Room
October 22, 202414:15Anna FlorioUniversité Paris Dauphine-PSLGenericity of transverse homoclinic points for analytic convex billiardsHeinzel Seminar Room
November 5, 202414:15Marcelo R. R. AlvesUniversity of AntwerpFrom curve shortening to flat link stability and Birkhoff sections of geodesic flows
Heinzel Seminar Room
November 12, 202414:15Stefano MarmiScuola Normale Superiore di PisaE pluribus unum: natural boundaries and uniqueness in small divisor problemsHeinzel Seminar Room
November 19, 202414:15Silvius KleinPontifical Catholic University of Rio de JaneiroLarge deviations estimates for certain skew-product dynamical systemsHeinzel Seminar Room
November 26, 202414:15Malo JézéquelCNRS, LMBA-BrestZeta functions for smooth pseudo-Anosov flowsHeinzel Seminar Room
December 3, 202414:15Xianghui ShiPeking UniversityErgodic theory of expanding Thurston maps and their subsystemsMoonstone, Seminar Room E
15:30Otto Vaughn OstermanUniversity of MarylandElliptic Periodic Orbits in the Planar Circular Restricted 3-Body ProblemMoonstone, Seminar Room E
December 10, 202414:15Michael YampolskyUniversity of TorontoFrom renormalization of diffeomorphisms to critical circle maps and Herman rings of two-dimensional mapsHeinzel Seminar Room
December 17, 202414:15Jérôme BuzziCNRS, Laboratoire de Mathématiques d’OrsayMeasures maximizing the entropy for discretized Anosov flowsCentral Bldg, Mondi 3