Browsing Oberwolfach Reports by MSC "47"

Now showing items 1-20 of 57

    • 1214 - Arbeitsgemeinschaft: Quasiperiodic Schrödinger Operators 

      [OWR-2012-17] Workshop Report 2012,17 (2012) - (01 Apr - 07 Apr 2012)
      This Arbeitsgemeinschaft discussed the spectral properties of quasi-periodic Schrödinger operators in one space dimension. After presenting background material on Schrödinger operators with dynamically defined potentials ...

    • 1414 - Arbeitsgemeinschaft: Superrigidity 

      [OWR-2014-16] Workshop Report 2014,16 (2014) - (30 Mar - 05 Apr 2014)
      The purpose of the Arbeitsgemeinschaft was to review old and new phenomenas of rigidity in mathematics. The broad spectrum of such results was covered, such as Margulis-Zimmer superrigidity, cocyle and character rigidity.

    • 2050 - Computational Inverse Problems for Partial Differential Equations (hybrid meeting) 

      [OWR-2020-39] Workshop Report 2020,39 (2020) - (06 Dec - 12 Dec 2020)
      Inverse problems in partial differential equations (PDEs) consist in reconstructing some part of a PDE such as a coefficient, a boundary condition, an initial condition, the shape of a domain, or a singularity from ...

    • 1143a - Correlations and Interactions for Random Quantum Systems 

      [OWR-2011-50] Workshop Report 2011,50 (2011) - (23 Oct - 29 Oct 2011)
      Random quantum systems cover a broad range of mathematical models from random Schrödinger operators to random matrices and quantum spin models with random parameters. Their understanding requires techniques which combine ...

    • 0813 - Disordered Systems: Random Schrödinger Operators and Random Matrices 

      [OWR-2008-16] Workshop Report 2008,16 (2008) - (23 Mar - 29 Mar 2008)
      The spectral analysis of random operators plays a central role for the understanding of quantum systems with disorder. Two distinct types of ensembles are of particular significance: Random Schrödinger operators and random ...

    • 2026 - Geometric Structures in Group Theory (hybrid meeting) 

      [OWR-2020-16] Workshop Report 2020,16 (2020) - (21 Jun - 27 Jun 2020)
      The conference focused on the use of geometric methods to study infinite groups and the interplay of group theory with other areas. One of the central techniques in geometric group theory is to study infinite discrete ...

    • 2101b - Geometry, Dynamics and Spectrum of Operators on Discrete Spaces (online meeting) 

      [OWR-2021-2] Workshop Report 2021,2 (2021) - (03 Jan - 09 Jan 2021)
      Spectral theory is a gateway to fundamental insights in geometry and mathematical physics. In recent years the study of spectral problems in discrete spaces has gained enormous momentum. While there are some relations to ...

    • 0548 - Heat Kernels, Stochastic Processes and Functional Inequalities 

      [OWR-2005-54] Workshop Report 2005,54 (2005) - (27 Nov - 03 Dec 2005)
      The conference brought together mathematicians belonging to several fields, essentially analysis, probability and geometry. One of the main unifying topics was certainly the study of heat kernels in various contexts: ...

    • 2225 - Hilbert Complexes: Analysis, Applications, and Discretizations 

      [OWR-2022-29] Workshop Report 2022,29 (2022) - (19 Jun - 25 Jun 2022)
      In this workshop 70 (43 at MFO, 27 online) leading mathematicians from Europe, United States, China, and Australia met at the MFO to discuss and present new developments in the mathematical and numerical analysis including ...

    • 1417 - Hilbert Modules and Complex Geometry 

      [OWR-2014-21] Workshop Report 2014,21 (2014) - (20 Apr - 26 Apr 2014)
      The major topics discussed in the workshop were Hilbert modules of analytic functions on domains in Cn, Toeplitz and Hankel operators, reproducing kernel Hilbert spaces and multiplier algebras, the interplay of complex ...

    • 0915b - Hilbert Modules and Complex Geometry 

      [OWR-2009-20] Workshop Report 2009,20 (2009) - (05 Apr - 11 Apr 2009)
      The major topics discussed in this workshop were Hilbert modules of analytic functions on domains in ℂn, Toeplitz and Hankel operators, the interplay of commutative algebra, complex analytic geometry and multivariable ...

    • 1819 - Interactions between Operator Space Theory and Quantum Probability with Applications to Quantum Information 

      [OWR-2018-22] Workshop Report 2018,22 (2018) - (06 May - 12 May 2018)
      Operator space theory was the joining element of our workshop. This theory is a quantisation of the theory of Banach spaces. The talks at our meeting investigated the interactions of operator space theory with operator ...

    • 1807 - Interplay of Analysis and Probability in Applied Mathematics 

      [OWR-2018-6] Workshop Report 2018,6 (2018) - (11 Feb - 17 Feb 2018)
      This workshop continued to foster the collaboration between researchers working in analysis and probability, respectively. Some core areas, in which this happens with high success, belong to the objectives of this meeting: ...

    • 0907a - Low Eigenvalues of Laplace and Schrödinger Operators 

      [OWR-2009-6] Workshop Report 2009,6 (2009) - (08 Feb - 14 Feb 2009)
      This workshop brought together researchers interested in eigenvalue problems for Laplace and Schr¨dinger operators. The main topics o of discussions and investigations covered Dirichlet and Neumann eigenvalue problems, ...

    • 2212a - MFO-RIMS Tandem Workshop: Nonlocality in Analysis, Probability and Statistics 

      [OWR-2022-15] Workshop Report 2022,15 (2022) - (20 Mar - 26 Mar 2022)
      The central theme of the workshop were nonlocal operators which appear in various branches of mathematics (PDEs, fractional calculus, stochastic processes, statistics). Although the basic concepts are similar, both language ...

    • 2248b - Mini-Workshop: A Geometric Fairytale full of Spectral Gaps and Random Fruit 

      [OWR-2022-53] Workshop Report 2022,53 (2022) - (27 Nov - 03 Dec 2022)
      In many situations, most prominently in quantum mechanics, it is important to understand well the eigenvalues and associated eigenfunctions of certain self-adjoint differential operators. The goal of this workshop was ...

    • 0546b - Mini-Workshop: Analysis and Computation of Microstructures in Finite Plasticity 

      [OWR-2005-52] Workshop Report 2005,52 (2005) - (13 Nov - 19 Nov 2005)
      Plastic material behaviour is typically the result of the interaction of complex substructures on a microscopic scale. Common models of finite plasticity are based on macroscopic, phenomenological approaches and do not ...

    • 2119a - Mini-Workshop: Analysis of Data-driven Optimal Control (hybrid meeting) 

      [OWR-2021-23] Workshop Report 2021,23 (2021) - (09 May - 15 May 2021)
      This hybrid mini-workshop discussed recent mathematical methods for analyzing the opportunities and limitations of data-driven and machine-learning approaches to optimal feedback control. The analysis concerned all aspects ...

    • 1201b - Mini-Workshop: Boundary Value Problems and Spectral Geometry 

      [OWR-2012-2] Workshop Report 2012,2 (2012) - (01 Jan - 07 Jan 2012)
      Boundary value problems and spectral geometry is an attractive and rapidly developing area in modern mathematical analysis. The interaction of PDE methods with concepts from operator theory and differential geometry is ...

    • 1330a - Mini-Workshop: Direct and Inverse Spectral Theory of Almost Periodic Operators 

      [OWR-2013-36] Workshop Report 2013,36 (2013) - (21 Jul - 27 Jul 2013)
      This mini-workshop brought together researchers working on direct and inverse spectral theory for Schrödinger operators, Jacobi matrices, and related operators. The talks reported on recent work on these models and related ...