SEMINARS September 2022 – July 2023

The seminar takes place every Thursday at 15:00 PM CET. Unless specified otherwise, all talks will be held in person, and may also be streamed online. If you have any questions or would like to give a talk, please feel free to contact Bruno Poggi Cevallos (Universitat Autònoma de Barcelona, poggi at or Iñigo Urtiaga Erneta (Universitat Politècnica de Catalunya, inigo dot urtiaga at

Past Talks 2023

12/01Clara Torres-LatorreUniversitat de BarcelonaB5 (UB)The Signorini problem: overview and recent resultspdfN/A
19/01Martin DindosThe University of EdinburghCRM A1 (UAB)New progress on solvability of Regularity problem for elliptic
operators with coefficients satisfying large Carleson condition
26/01José Conde AlonsoUniversidad Autónoma de MadridCRM A1 (UAB)L_p-boundedness of Fourier and Schur multiplierspdfmp4
02/02Polina PerstnevaUniversité Paris-SaclayCRM A1 (UAB)Good behaviour of the harmonic measure on boundaries of small dimension and a distance function equationpdfN/A
09/02Matthew HydeUniversity of WarwickC3b-158 (UAB)Quantitative rectifiability in metric spacespdfmp4
16/02 Thu 15:00Andrew MorrisUniversity of BirminghamC3b-158 (UAB)Nontangential maximal function bounds and boundary value problems for singular Schrodinger equationspdfN/A
16/02 Thu 16:15Luciano MariUniversità degli Studi di TorinoS02 (UPC)Regularity for the prescribed Lorentzian mean curvature equation, and the Born-Infeld modelpdfN/A
23/02Daniele ValtortaUniversità degli Studi di Milano-BicoccaT2 (UB)Singularities of harmonic mapspdfmp4
02/03Daniel FaracoUniversidad Autónoma de MadridT2 (UB)Burkholder functional, quasiconvexity and non linear elasticitypdfmp4
09/03Matteo LeviUniversitat Autònoma de Barcelona & Universitat de BarcelonaT2 (UB)Hardy–Littlewood fractional maximal operators on homogeneous treespdfmp4
16/03Iñigo U. ErnetaUniversitat Politècnica de CatalunyaT2 (UB)Regularity of stable solutions to semilinear elliptic problemspdfmp4
23/03Gunther UhlmannUniversity of WashingtonT2 (UB)The Calderon Problem: 40 Years LaterpdfN/A
30/03Kristina OganesyanUniversitat Autònoma de BarcelonaC3B-158 (UAB)On the number of lower sets with fixed cardinalitypdfmp4
13/04Guillermo Rey Universidad Autónoma de MadridUABGreedy approximation algorithms for sparse collectionspdfmp4
20/04Xiaolong HanCalifornia State UniversityT2 (UB)Global harmonic analysispdfmp4
27/04Antonio J. FernándezUniversidad Autónoma de MadridT2 (UB)Multiple solutions to the nonlocal Liouville equation in Rpdfmp4
27/04Giuseppe MingioneUniversità degli studi di ParmaT2 (UB)Nonlinear potential theoretic methods in nonuniformly elliptic problemspdfmp4
04/05Rafael GraneroUniversidad de CantabriaT2 (UB)On free surface viscous flowpdfmp4
11/05Andrea MerloUniversidad del País VascoUABOn the converse of Pansu’s differentiability theorempdfmp4
25/05Rupert FrankLudwig-Maximillians Universitat MunchenUABSharp stability for Sobolev and log-Sobolev inequalities, with optimal dimensional dependencepdfN/A
01/06Xavier TolsaUniversitat Autònoma de BarcelonaCRM A1 (UAB)Carleson’s $\epsilon^2$ conjecture in higher dimensions, the
Alt-Caffareli-Friedman formula, and Faber-Krahn inequalities
08/06María Soria-CarroRutgers UniversityT1 (UB)Regularity of Elliptic Transmission Problemspdfmp4
15/06Rémi BardenetUniversité de Lille, CNRST2 (UB)Sampling determinantal point processes on a quantum computerpdfmp4
22/06Prosenjit RoyIIT KanpurS2 (UB)Fractional Boundary Hardy Inequalitypdfmp4
29/06 15:00Ryan W. MatzkeVanderbilt UniversityFME S02 (UPC)Energy Optimization for m-particle Interactions on the Spherepdf
29/06 16:15Alberto RoncoroniPolitecnico di MilanoFME S02 (UPC)On the stable Bernstein Problempdf
13/07Diego Alonso OránUniversidad de La LagunaT2 (UB)Solvability of boundary value problems for steady ideal magnetic fluidspdfmp4

Past Talks September 2022 – December 2022

08/09Andrea GentileUniversity of NaplesT1 (UB)Regularity results for solutions to a class of non-homogeneous elliptic problemspdfN/A
15/09Walter OrtizUniversitat Autònoma de BarcelonaC3-B158 (UAB)Non-collapsing condition and embeddings for Hajlasz-Besov spacespdfmp4
22/09Oscar JarrínUniversidad de las AméricasCRM A1 (UAB)From anomalous to classical diffusion in a non-linear heat equationpdfmp4
29/09Bruno PoggiUniversitat Autònoma de BarcelonaC3-B158 (UAB)L^p-solvability of the Poisson problem and its applications to the regularity problempdfmp4
06/10Joaquim OrtegaUniversitat de BarcelonaB3 (UB)Functionals that are maximized by reproducing kernels and applicationspdfN/A
13/10Juan Luis VazquezUniversidad Autónoma de MadridFME S02 (UPC)Nonlinear Diffusion Equations driven by Fractional Operators Semigroups, self-similarity and asymptoticspdfmp4
20/10Marvin WeidnerUniversitat de BarcelonaB3 (UB)Energy methods for nonsymmetric nonlocal operatorspdfmp4
27/10Olli TapiolaUniversitat Autònoma de BarcelonaC3-B158 (UAB)John conditions, Harnack chains and boundary Poincaré inequalitiespdfN/A
03/11Laura PratUniversitat Autònoma de BarcelonaC3-B158 (UAB)Removable singularities for solutions of the fractional Heat equation in time varying domainspdfmp4
10/11Simon EberleBCAMS3 (UB)The full characterization of global solutions of the obstacle problem and its application to the behavior of the regular part of the free boundary close to singularitiespdfmp4
17/11 Nikolaos Chalmoukis Saarland UniversityC3-B158 (UAB)The exceptional sets of the Drury Arveson spacepdfmp4
24/11Sandrine GrellierUniversité OrleansUBCascade phenomena for a complete integrable systempdfmp4
01/12Ignasi GuillénUniversitat Autònoma de BarcelonaC3-B158 (UAB)The Hausdorff dimension of planar elliptic measurespdfN/A
15/12Adem LimaniUniversitat Autònoma de BarcelonaC3-B158 (UAB)Smooth functions in de Branges-Rovnyak spaces and invariant subspacespdfmp4