The n-Cities Seminar is organized by mathematicians from the Universities of Chemnitz, Dresden, Freiberg, Halle and Leipzig as well as the Max Plank Institute for Mathematics in the Sciences in Leipzig (currently by Swanhild Bernstein, Ralph Chill, Thomas Kalmes, Felix Otto, Felix Pogorzelski and Nils Waterstraat) and is dedicated but not restricted to the following fields:
13:00 Jan Hausmann (TU Dresden): Lyapunov couples and regularisation of semigroups
13:35 Guillaume Neuttiens (U Jena): Time-periodic PDE's and Newton Polygons
14:10 Bian Wu (MPI MiS Leipzig): On anomalous dissipation and Euler flows
15:30 Max Hanisch (U Halle-Wittenberg): Polychromatic Surface Waves in Maxwell's Equations
16:05 Sebastian Boldt (TU Chemnitz): A lower bound on the normal radius of hypersurfaces
16:40 Elias Zimmermann (U Leipzig): Entropy and equipartition beyond amenable groups
17:30 Dinner at Stadtwirtschaft Freiberg, Burgstr. 18
13:00 Stefan Czimek (U Leipzig): Introduction to the Null Gluing Problem in General Relativity
13:45 Lucas Broux (MPI MiS Leipzig): Renormalization
14:30 Stephan Mescher (U Halle-Wittenberg): Lusternik-Schnirelmann theory and topological complexity
15:45 Janko Stennder (TU Dresden): Markov operators and Riesz* homomorphisms on order unit spaces
16:30 Martha Zimmermann (TU Bergakademie Freiberg): Different Approaches to q-deformed Clifford Analysis
17:15 Dalimil Peša (TU Chemnitz): Rearrangement-invariant quasi-Banach function spaces and their amalgams
18:45 Dinner at Turm-Brauhaus
12:45: J. Miehe (TU Chemnitz): Fermionic integration and perturbations of semigroups
13:30: C. Raithel (TU Dresden): Density fluctuations in weakly interacting particle systems via the Dean-Kawasaki equation
14:15: M. Porfido (TU Bergakademie Freiberg): Kernel estimates for a class of fractional Kolmogorov operators
15:30: N. Doll (Martin-Luther-University Halle-Wittenberg): Orientation flow for real skew-adjoint Fredholm operators with odd-dimensional kernel
16:15: J. Hirsch (U Leipzig): On the Lawson-Osserman conjecture on the minimal surfaces system
17:00: P. Morfe (MPI MiS Leipzig): Minimal Lipschitz Extensions and the Finsler Infinity Laplacian
18:30: Dinner at Barthels Hof
13:00: M. Waurick (TU Bergakademie Freiberg): A Hilbert space approach to state-dependent delay equations
13:45: D. Pauly (TU Dresden): Traces for Hilbert complexes
14:30: B. Güneysu (TU Chemnitz): Locally integrable subharmonic functions on local Dirichlet spaces
15:15: Coffee break (Room WIL C 218)
15:45: T. Dohnal (U Halle-Wittenberg): Wavepackets and standing waves at a material interface in nonlinear Maxwell equations
16:30: J. Sauer (U Jena): Optimal Sobolev regularity for degenerate equations of porous media type
Following up at approx. 18:00: After session at Restaurant "Sindbad", Hübnerstr. 13, 01069 Dresden
13:00: M. Wilke (Halle): Fluid flows on surfaces
13:45: M. Müller (U Leipzig): The biharmonic Alt-Caffarelli problem
14:30: E. Döhrer (TU Chemnitz): On a complete Riemannian metric on the space of embedded Ws,2-curves
15:45: A. Buchinger (TU Bergakademie Freiberg): On some Impedance Boundary Conditions for a Thermo-Piezo-Electromagnetic System
16:30: R. Chill (TU Dresden): Nonlinear nonlocal elliptic operators
Following up: Barbecue by the student representatives at the Geological Garden, located nearby the venue; NO registration required
13:00: Christian Seifert (TU Hamburg-Harburg): Some Results on Control Systems in Banach spaces
13:35: Sahiba Ahora (TU Dresden): A tour of eventual positivity
14:10: Raj Dahya (U Leipzig): Approximations and dilations of commuting families of C0-semigroups
15:30: Shayan Alikhanloo (TU Chemnitz): Self-adjoint Laplacians and symmetric diffusions on hyperbolic attractors
16:05: Mathias Schäffner (U Halle):Regularity for non-uniformly elliptic equations
16:40: Lukas Koch (MPI Leipzig): Non-occurrence of global Lavrentiev for vectorial functionals with (p,q)- growth
17:30: Dinner "Schwanenschlößchen zu Freiberg" at Meißner Ring 33, 09599 Freiberg
13:40: Marcel Schmidt (Uni Leipzig) "Weak Hardy/Poincaré inequalities and criticality theory"
14:50: Nathanael Skrepek (TU Bergakademie Freiberg) "Semi-uniform stability of Maxwells equations via a boundary feedback"
15:20: Henrik Schumacher (TU Chemnitz) "Repulsive curves and surfaces"
16:40: Tobias Ried (MPI Leipzig) "Cwikel's bound reloaded"
17:20: Mahamadi Warma (George Mason University, USA) "Turnpike properties for fractional control problems"
The talks will take place in Room N113, Central Lecture Hall (Zentrales Hörsaalgebäude), University of Chemnitz, Reichenhainer Str. 90.
14:40-15:10 (+5): Sebastian Boldt (Uni Leipzig): "Scattering Theory of the Dirac operator"
15:15-15:35: coffee and cakes
15:35-16:05 (+5): Leonid Chaichenets (Dresden): "On the global wellposedness of the Klein-Gordon equation for initial data in modulation spaces"
16:15-16:45 (+5): Halit Sevki Aslan (Freiberg): "The influence of time-dependent oscillations on semilinear damped wave models"
16:55-17:25 (+5): María Ángeles García-Ferrero (MPI Leipzig): "Runge approximation properties for local and non-local operators"
ca. 6 pm: Dinner at the restaurant Andria
14:05 - 14:35: B. Claus (Dresden) "Nonlinear Dirichlet forms"
15:40 - 16:10: D. Lorenz (Freiberg) "Linear hyperbolic Cauchy problems with low-regular coefficients"
16:15 - 16:45: C. Bombach (Chemnitz) "Unique determination of a rough potential from boundary data"
16:50 - 17:20: W. Chen (Freiberg) "Elastic waves with different damping mechanisms"
14:45 - 15:30: Michael Wutzig (Freiberg) "Reproducing kernels in harmonic and Clifford analysi"'
15:30 Coffee break
16:00 - 16:45: Jan-Frederik Pietschmann (Chemnitz) "Some remarks on a crossdiffusion equations with size exclusion"
16:45 - 17:30: Florentin Münch (Leipzig) "Liouville property and discrete Ricci curvature"
Venue: Paulinum, Augustusplatz 10, im Felix-Klein-Hörsaal (P501).
14:30-15:15: Martin Himmel (Freiberg) "New classes of means related to the Cauchy functional equations and their properties"
16:00-16:45: Martin Tautenhahn (Chemnitz/Leipzig) "Null controllability and control costs for the heat equation in unbounded domains"
16:45-17:30: Wolfgang Arendt (Ulm) "Evolution on spaces of continuous functions / Evolution auf Räumen von stetigen Funktionen"
14:45-15:30: Christian Seifert (Hamburg) "Operators via Boundary Systems"
16:00-16:45: Tanja Eisner (Leipzig) "Wiener's lemma along primes"
16:45-17:30: David Damanik (Houston) "Localization for the one-dimensional Anderson model via positivity and large deviations for the Lyapunov exponent"
18:30: Joint Dinner at the Turm Brauhaus
Venue: Room B202, Reichenhainer Str. 70, Rühlmann-Bau.
14:45-15:30: Christian Rose (Chemnitz) "Heat kernel estimates based on Ricci curvature integral bounds"
16:00-16:45: Lena Malinowski (Dresden) "Operators in pre-Riesz-spaces"
16:45-17:30: Maximilian Reich (Freiberg) "Composition in Weighted Modulation Spaces and Applications to Nonlinear PDEs"
15:30-16:30: Abdelaziz Rhandi (Salerno) "Functional analytic methods for stochastic differential operators"
16:30-17:30: Marcel Hansmann (Chemnitz) "On the distribution of eigenvalues of compactly perturbed operators"
14:30-15:20: Jürgen Voigt (Dresden) Bands in Lp-spaces
15:50-16:40: Thomas Kühn (Leipzig) Optimal approximation of multivariate periodic functions
16:50-17:40: Michela Egidi (Chemnitz) Quantitative uncertainty principle on the torus
15:00-15:50: Oliver Rheinbach (TU Freiberg) "Parallel Nonlinear Domain Decomposition Methods in Structural Mechanics"
16:30-17:20: Sascha Trostorff (TU Dresden) "Über eine Klasse maximal monotoner Block-Operator-Matrizen in evolutionären Gleichungen."
18:00: Joint dinner
Venue: Room B202, Reichenhainer Str. 70, Rühlmann-Bau.
14:30-15:20: Anke Kalauch (Dresden) "Ideale und Bänder in prä-Riesz-Räumen"
15:50-16:40: Dirk Werner (Berlin) "Banachräume mit der Daugavet-Eigenschaft"
16:50-17:40: Daniel Potts (Chemnitz) "High dimensional approximation with trigonometric polynomials"
Venue: Rooms P801 and P501, Augustusplatz 10, Paulinum.
14:30-15:15: Martin Tautenhahn (Chemnitz) "Quantitative unique continuation and Wegner estimate for random Schrödinger operators"
16:15-17:00 Yuri Tomilov (Warschau, IMPAN) "From prime numbers to damped waves"
14:00-14:45: Thomas Kalmes (Chemnitz) "Eine Vermutung von Treves und ihre Verallgemeinerung auf Ultradistributionen"
15:00-16:00 Coffee break
16:00-16:45 Sebastian Krol (Leipzig) "Fourier multipliers on weighted Lp spaces"
Venue: Room B202, Reichenhainer Str. 70, Rühlmann-Bau.
16:15-17:00: Marcus Waurick (Dresden) "Über nicht-autonome, degenerierte Gleichungen"
17:05-17:50: Felix Pogorzelski (Jena) "Convergence of discrete geometries and spectral approximation"
Venue: Room HS 17, Augustplatz 10, Hörsaalgebäude