Auflistung Oberwolfach Reports nach Titel
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1910c - Mini-Workshop: Cohomology of Hopf Algebras and Tensor Categories
[OWR-2019-11] (2019) - (03 Mar - 09 Mar 2019)The mini-workshop featured some open questions about the cohomology of Hopf algebras and tensor categories. Questions included whether the cohomology ring of a finite dimensional Hopf algebra or a finite tensor ... -
1240c - Mini-Workshop: Cohomology Rings and Fundamental Groups of Hyperplane Arrangements, Wonderful Compactifications, and Real Toric Varieties
[OWR-2012-49] (2012) - (01 Oct - 06 Oct 2012)The purpose of this workshop was to bring together researchers with a common interest in the objects mentioned in the title from, respectively, the points of view of toric and tropical geometry, arrangement theory, and ... -
1508b - Mini-Workshop: Coideal Subalgebras of Quantum Groups
[OWR-2015-10] (2015) - (15 Feb - 21 Feb 2015)Coideal subalgebras of quantized enveloping algebras appear naturally if one considers quantum group analogs of Lie subalgebras. Examples appear in the theory of quantum integrable systems with boundary and in harmonic ... -
1034b - Mini-Workshop: Combinatorics on Words
[OWR-2010-37] (2010) - (22 Aug - 28 Aug 2010)The area of combinatorics on words is concerned with properties of sequences of symbols. It is characteristic to the field that questions arise from various mathematical problems, and hence, many fundamental results on ... -
0434b - Mini-Workshop: Compactness Problems in Interpolation Theory and Function Spaces
[OWR-2004-40] (2004) - (15 Aug - 21 Aug 2004) -
0807a - Mini-Workshop: Complex Approximation and Universality
[OWR-2008-6] (2008) - (10 Feb - 16 Feb 2008) -
2047c - Mini-Workshop: Computational Optimization on Manifolds (online meeting)
[OWR-2020-36] (2020) - (15 Nov - 21 Nov 2020)The goal of the mini-workshop was to study the geometry, algorithms and applications of unconstrained and constrained optimization problems posed on Riemannian manifolds. Focus topics included the geometry of particular ... -
1644c - Mini-Workshop: Computations in the Cohomology of Arithmetic Groups
[OWR-2016-52] (2016) - (30 Oct - 05 Nov 2016)Explicit calculations play an important role in the theoretical development of the cohomology of groups and its applications. It is becoming more common for such calculations to be derived with the aid of a computer. This ... -
1320b - Mini-Workshop: Constructive Homological Algebra with Applications to Coherent Sheaves and Control Theory
[OWR-2013-25] (2013) - (12 May - 18 May 2013)The main objective of this mini-workshop is to bring together recent developments in constructive homological algebra. There, the current state already reached a level of generality which allows simultaneous application ... -
0707c - Mini-Workshop: Control of Free Boundaries
[OWR-2007-8] (2007) - (11 Feb - 17 Feb 2007)The field of the mathematical and numerical analysis of systems of nonlinear pdes involving interfaces and free boundaries is a burgeoning area of research. Many such systems arise from mathematical models in material ... -
0533b - Mini-Workshop: Convergence of Adaptive Algorithms
[OWR-2005-37] (2005) - (14 Aug - 20 Aug 2005)Adaptive refinement strategies are a key concept for the efficient numerical solution of partial differential equations. New findings allow the study of convergence and optimality of adaptive finite element methods. It was ... -
1810c - Mini-Workshop: Deep Learning and Inverse Problems
[OWR-2018-11] (2018) - (04 Mar - 10 Mar 2018)Machine learning and in particular deep learning offer several data-driven methods to amend the typical shortcomings of purely analytical approaches. The mathematical research on these combined models is presently exploding ... -
1508c - Mini-Workshop: Deformation Quantization: between formal to strict
[OWR-2015-11] (2015) - (15 Feb - 21 Feb 2015)The philosophy of deformation was proposed by Bayen, Flato, Fronsdal, Lichnerowicz, and Sternheimer in the seventies and since then, many developments occurred. Deformation quantization is based on such a philosophy in ... -
1941b - Mini-Workshop: Degeneration Techniques in Representation Theory
[OWR-2019-46] (2019) - (06 Oct - 12 Oct 2019)Modern Representation Theory has numerous applications in many mathematical areas such as algebraic geometry, combinatorics, convex geometry, mathematical physics, probability. Many of the object and problems of interest ... -
1440c - Mini-Workshop: Differentiable Ergodic Theory, Dimension Theory and Stable Foliations
[OWR-2014-46] (2014) - (28 Sep - 04 Oct 2014)The mini-workshop Differentiable Ergodic Theory, Dimension Theory and Stable Foliations brought together experts in thermodynamical formalism, hyperbolic dynamics and dimension theory from several countries. The geographic ... -
2047b - Mini-Workshop: Dimers, Ising and Spanning Trees beyond the Critical Isoradial Case (online meeting)
[OWR-2020-35] (2020) - (15 Nov - 21 Nov 2020)The goal of this mini-workshop is to gather specialists of the dimer, Ising and spanning tree models around recent and ongoing progress in two directions. One is understanding the connection to the spectral curve of these ... -
0648c - Mini-Workshop: Dirac Operators in Differential and Noncommutative Geometry
[OWR-2006-53] (2006) - (26 Nov - 02 Dec 2006)Abstract. This mini-workshop brought together mathematicians and physicists working either on classical or on noncommutative differential geometry. Our aim was to show current interests, methods and results within each ... -
1330a - Mini-Workshop: Direct and Inverse Spectral Theory of Almost Periodic Operators
[OWR-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 ... -
1507b - Mini-Workshop: Discrete p-Laplacians: Spectral Theory and Variational Methods in Mathematics and Computer Science
[OWR-2015-7] (2015) - (08 Feb - 14 Feb 2015)The p-Laplacian operators have a rich analytical theory and in the last few years they have also offered efficient tools to tackle several tasks in machine learning. During the workshop mathematicians and theoretical ... -
1449a - Mini-Workshop: Dynamical versus Diffraction Spectra in the Theory of Quasicrystals
[OWR-2014-53] (2014) - (30 Nov - 06 Dec 2014)The dynamical (or von Neumann) spectrum of a dynamical system and the diffraction spectrum of the corresponding measure dynamical system are intimately related. While their equivalence in the case of pure point spectra is ...