Browsing Oberwolfach Reports by MSC "37"

Now showing items 1-20 of 112

    • 1036 - Actions and Invariants of Residually Finite Groups: Asymptotic Methods 

      [OWR-2010-40] Workshop Report 2010,40 (2010) - (05 Sep - 11 Sep 2010)
      The workshop brought together experts in finite group theory, L2-cohomology, measured group theory, the theory of lattices in Lie groups, probability and topology. The common object of interest was residually finite groups, ...

    • 1133 - Applied Dynamics and Geometric Mechanics 

      [OWR-2011-39] Workshop Report 2011,39 (2011) - (14 Aug - 20 Aug 2011)
      This one week workshop was organized around several central subjects in applied dynamics and geometric mechanics. The specific organization with afternoons free for discussion led to intense exchanges of ideas. Bridges ...

    • 0830 - Applied Dynamics and Geometric Mechanics 

      [OWR-2008-33] Workshop Report 2008,33 (2008) - (20 Jul - 26 Jul 2008)
      The workshop was organized around core topics in applied dynamics and geometric mechanics. Each speaker and invitee presented a new mathematical or computational tool. They also showed how their tool or technique is useful ...

    • 1641 - Arbeitsgemeinschaft: Diophantine Approximation, Fractal Geometry and Dynamics 

      [OWR-2016-48] Workshop Report 2016,48 (2016) - (09 Oct - 14 Oct 2016)
      Recently conjectures by Schmidt and by Davenport were solved in papers by Dzmitry Badziahin, Andrew Pollington and Sanju Velani, and by Victor Beresnevich. The methods which they used are the source for a growing number ...

    • 1241 - Arbeitsgemeinschaft: Ergodic Theory and Combinatorial Number Theory 

      [OWR-2012-50] Workshop Report 2012,50 (2012) - (07 Oct - 13 Oct 2012)
      The aim of this Arbeitsgemeinschaft was to introduce young researchers with various backgrounds to the multifaceted and mutually perpetuating connections between ergodic theory, topological dynamics, combinatorics, and ...

    • 0814 - Arbeitsgemeinschaft: Julia Sets of Positive Measure 

      [OWR-2008-17] Workshop Report 2008,17 (2008) - (30 Mar - 05 Apr 2008)
      In this Arbeitsgemeinschaft, we presented the proof that there exist quadratic polynomials having a non-linearizable fixed point and a Julia set of positive Lebesgue measure.

    • 1014 - Arbeitsgemeinschaft: Mathematical Billards 

      [OWR-2010-17] Workshop Report 2010,17 (2010) - (04 Apr - 10 Apr 2010)
      The workshop Mathematical Billiards, organised by Serge Tabachnikov (Penn State) and Serge Troubetzkoy (Marseille) was held April 4th–April 10th, 2010. This meeting was well attended by over 40 participants including a ...

    • 0914 - Arbeitsgemeinschaft: Optimal Transport and Geometry 

      [OWR-2009-18] Workshop Report 2009,18 (2009) - (29 Mar - 04 Apr 2009)
      This Arbeitsgemeinschaft was devoted to recent developments in optimal transport with emphasis on links and applications to geometry. The topics reached from the origin of optimal transport as a variational problem, where ...

    • 2351 - Arbeitsgemeinschaft: QFT and Stochastic PDEs 

      [OWR-2023-59] Workshop Report 2023,59 (2023) - (17 Dec - 22 Dec 2023)
      Quantum field theory (QFT) is a fundamental framework for a wide range of phenomena is physics. The link between QFT and SPDE was first observed by the physicists Parisi and Wu (1981), known as Stochastic Quantisation. ...

    • 1841 - Arbeitsgemeinschaft: Rigidity of Stationary Measure 

      [OWR-2018-47] Workshop Report 2018,47 (2018) - (07 Oct - 12 Oct 2018)
      The aim of this Arbeitsgemeinschaft was to understand the classification of stationary measures for semisimple random walks on a finite volume homogeneous space and its applications as described in the two papers [1] and [2].

    • 1341 - Arbeitsgemeinschaft: Sofic Entropy 

      [OWR-2013-50] Workshop Report 2013,50 (2013) - (06 Oct - 11 Oct 2013)
      The notion of soficity for a group is a weak type of finite approximation property that simultaneously generalizes both amenability and residual finiteness. In 2008 L. Bowen discovered how it can be used to significantly ...

    • 2141 - Arbeitsgemeinschaft: Thin Groups and Super-approximation (hybrid meeting) 

      [OWR-2021-50] Workshop Report 2021,50 (2021) - (10 Oct - 15 Oct 2021)
      The aim of this workshop was to discuss the super-approximation of thin groups, its dynamical implications in terms of the mixing of geodesic flows, and applications to various problems in arithmetic, geometry, and dynamics.

    • 1942 - Arbeitsgemeinschaft: Zimmer's Conjecture 

      [OWR-2019-48] Workshop Report 2019,48 (2019) - (13 Oct - 18 Oct 2019)
      The aim of this Arbeitsgemeinschaft was to understand the recent progress on Zimmer's conjecture in [1,2]. The week focuses on the cocompact case from [1].

    • 2335 - Aspects of Aperiodic Order 

      [OWR-2023-37] Workshop Report 2023,37 (2023) - (27 Aug - 01 Sep 2023)
      The theory of aperiodic order expanded and developed significantly since the discovery of quasicrystals, and continues to bring many mathematical disciplines together. The focus of this workshop was on harmonic analysis ...

    • 1119 - Billiards, Flat Surfaces, and Dynamics on Moduli Spaces 

      [OWR-2011-25] Workshop Report 2011,25 (2011) - (08 May - 14 May 2011)
      This workshop brought together people working on the dynamics of various flows on moduli spaces, in particular the action of SL$_2(\mathbb R)$ on flat surfaces. The new results presented covered properties of interval ...

    • 1634 - C*-Algebras 

      [OWR-2016-40] Workshop Report 2016,40 (2016) - (21 Aug - 27 Aug 2016)
      The field of operator algebras is a flourishing area of mathematics with strong ties to many other areas including functional/harmonic analysis, topology, (non-commutative) geometry, group theory and dynamical systems. The ...

    • 0834 - C*-Algebras 

      [OWR-2008-37] Workshop Report 2008,37 (2008) - (17 Aug - 23 Aug 2008)
      The theory of C*-algebras plays a major role in many areas of modern mathematics, like Non-commutative Geometry, Dynamical Systems, Harmonic Analysis, and Topology, to name a few. The aim of the conference “C*-algebras” ...

    • 1010 - C*-Algebren 

      [OWR-2010-13] Workshop Report 2010,13 (2010) - (07 Mar - 13 Mar 2010)
      The theory of C*-algebras plays a major role in many areas of modern mathematics, like Non-commutative Geometry, Dynamical Systems, Harmonic Analysis, and Topology, to name a few. The aim of the conference “C*-algebras” ...

    • 0535 - C*-Algebren 

      [OWR-2005-41] Workshop Report 2005,41 (2005) - (28 Aug - 03 Sep 2005)

    • 1335 - C*-Algebren 

      [OWR-2013-43] Workshop Report 2013,43 (2013) - (25 Aug - 31 Aug 2013)
      C*-algebras play an important role in many modern areas of mathematics, like Noncommutative Geometry and Topology, Dynamical Systems, Harmonic Analysis and others. The conference “C*-algebras” brings together leading experts ...