Over the course of his distinguished career, Jörg Eschmeier made a number of fundamental contributions to the development of operator theory and related topics. The chapters in this volume, compiled in his memory, are written by distinguished mathematicians and pay tribute to his many significant and lasting achievements.
Table des matières
Ernst Albrecht, Raúl E. Curto, Michael Hartz, Mihai Putinar, Jörg Eschmeier’s Mathematical Work.- Catalin Badea, Oscar Devys, Rochberg’s Abstract Coboundary Theorem Revisited.- Joseph A. Ball, Haripada Sau, Dilation Theory and Functional Models for Tetrablock Contractions.- Wolfram Bauer, Miguel Angel Rodriguez Rodriguez, Commutative Toeplitz Algebras and Their Gelfand Theory: Old and New Results.- Hari Bercovici & Wing Suet Li, A Question About Invariant Subspaces and Factorization.- Monojit Bhattacharjee, B. Krishna Das, Ramlal Debnath, Samir Panja, Dilations and Operator Models of $/mathcal{W}$-Hypercontractions.- Tirthankar Bhattacharyya, Shubham Rastogi, U. Vijaya Kumar, The Joint Spectrum for a Commuting Pair of Isometries in Certain Cases.- Shibananda Biswas, Gadadhar Misra, Samrat Sen, Geometric Invariants for a Class of Submodules of Analytic Hilbert Modules Via the Sheaf Model.- Shibananda Biswas, Mihai Putinar, Approximation in the Mean on Rational Curves.- I. Chalendar, J. R. Partington, Composition Operators on Function Spaces on the Halfplane: Spectra and Semigroups.- Sameer Chavan, Rajeev Gupta, Kalyan B. Sinha, Weighted Join Operators on Directed Trees.- Puyu Cui, Rongwei Yang , A Note on Joint Spectrum in Function Spaces.- Susmita Das, Jaydeb Sarkar, Left-Invertibility of Rank-One Perturbations.- Michael Didas, A-Isometries and Hilbert-A-Modules Over Product Domains.- Piotr Dymek, Artur Płaneta, Marek Ptak, Conjugations on $/varvec{L^2(/mathbb {T}^N)}$ and Invariant Subspaces.- Quanlei Fang, Jingbo Xia, Best Approximations in a Class of Lorentz Ideals.- Kunyu Guo, Qi Zhou, Szegö’s Theorem on Hardy Spaces Induced by Rotation-Invariant Borel Measures.- Zenon Jan Jabłoński, Il Bong Jung, Jan Stochel, On the Structure of Conditionally Positive Definite Algebraic Operators.- Zhaofeng Lin, Yanqi Qiu, Kai Wang, Truncations of Random Unitary Matrices Drawn from Hua-Pickrell Distribution.- L. W. Marcoux, Five Hilbert Space Problems in Operator Algebras.- Martin Mathieu, Michael Rosbotham, Schanuel’s Lemma for Exact Categories.- Mishko Mitkovski, Cody B. Stockdale, Nathan A. Wagner, Brett D. Wick, Riesz–Kolmogorov Type Compactness Criteria in Function Spaces with Applications.- Raymond Mortini, Rudolf Rupp, The Cauchy Transform of the Square Root Function on the Circle.- Paul S. Muhly, Baruch Solel, Function Theory from Tensor Algebras.- Gelu Popescu, Operator Theory on Noncommutative Polydomains, I.- Raúl Quiroga-Barranco, Radial-like Toeplitz Operators on Cartan Domains of Type I.- Roland Speicher, A Short Proof for the Twisted Multiplicativity Property of the Operator-Valued S-transform.- Michael I. Stessin, Spectral Analysis Near Regular Point of Reducibility and Representations of Coxeter Groups.- Harald Upmeier, Stratified Hilbert Modules on Bounded Symmetric Domains.- Florian-Horia Vasilescu, Functions and Operators in Real, Quaternionic, and Cliffordian Contexts.- Nikolai Vasilevski, Yet Another Approach to Poly-Bergman Spaces.- Moritz Weber, Quantum Permutation Matrices.
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