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We formulate and prove finite dimensional analogs for the classical Balian-Low theorem, and for a quantitative Balian-Low type theorem that, in the case of the real line, we obtained in a previous work. Moreover, we show that these results…

Classical Analysis and ODEs · Mathematics 2017-07-21 Shahaf Nitzan , Jan-Fredrik Olsen

We extend the polydisk theorem of [21], originally established for classical Cartan-Hartogs domains, to Hartogs domains over arbitrary (possibly reducible and exceptional) bounded symmetric domains. We further establish a dual counterpart…

Differential Geometry · Mathematics 2025-11-14 Andrea Loi , Roberto Mossa , Fabio Zuddas

We prove a subadjunction theorem which relates the multi-adjoint linear system of the ambient space and the linear system of the restricted bundle on a subvariety.

Algebraic Geometry · Mathematics 2007-05-23 Hajime Tsuji

We extend Latimer and MacDuffee's theorem to a general commutative domain and apply this result to study similarity of matrices over integral rings of number fields. We also conjecture similarity over discrete valuation rings can be descent…

Number Theory · Mathematics 2025-12-09 Ziyang Zhu

We prove a Noether-Deuring theorem for the derived category of bounded complexes of modules over a Noetherian algebra.

Representation Theory · Mathematics 2012-01-16 Alexander Zimmermann

We prove several extensions of the Erdos-Fuchs theorem.

Number Theory · Mathematics 2016-08-31 Li-Xia Dai , Hao Pan

We systematically derive the Lax pair formulation for both discrete and continuum integrable classical theories with consistent boundary conditions.

High Energy Physics - Theory · Physics 2011-11-10 Jean Avan , Anastasia Doikou

In this paper after extending the definition of symplectic duality (given by the first two authors in arXiv:math/0603141 for bounded symmetric domains) to arbitrary complex domains of ${\C}^n$ centered at the origin we generalize some of…

Symplectic Geometry · Mathematics 2008-03-26 Antonio J. Di Scala , Andrea Loi , Fabio Zuddas

We show how a commutative monad gives rise to a theory of extensive quantities, including (under suitable further conditions) a differential calculus of such. The relationship to Schwartz distributions is dicussed. The paper is a companion…

Category Theory · Mathematics 2011-05-18 Anders Kock

We extend topological T-duality to the case of general circle bundles. In this setting we prove existence and uniqueness of T-duals. We then show that T-dual spaces have isomorphic twisted cohomology, twisted $K$-theory and Courant…

Differential Geometry · Mathematics 2014-11-07 David Baraglia

In this paper we introduce and investigate the notions of diagrams and discrete extensions in the study of finitary $2$-representations of finitary $2$-categories.

Representation Theory · Mathematics 2019-02-20 Aaron Chan , Volodymyr Mazorchuk

A duality theorem for the category of locally compact Hausdorff spaces and continuous maps which generalizes the well-known Duality Theorem of de Vries is proved.

General Topology · Mathematics 2009-05-07 Georgi Dimov

We provide explicit classical solutions and stochastic analogues for distributed-order space-time fractional diffusion equations on bounded domains with zero exterior boundary conditions. We also show that our results still hold when the…

Analysis of PDEs · Mathematics 2022-10-11 Ngartelbaye Guerngar , James McCormick

An algorithmic proof of the General Neron Desingularization theorem is given for $2$-dimensional local rings and morphisms with small singular locus.

Commutative Algebra · Mathematics 2016-12-07 Gerhard Pfister , Dorin Popescu

We establish a discrepancy theorem for signed measures, with a given positive part, which are supported on an arbitrary convex curve. As a main application, we obtain a result concerning the distribution of zeros of polynomials orthogonal…

Complex Variables · Mathematics 2013-07-23 V. V. Andrievskii , I. E. Pritsker , R. S. Varga

We consider two-dimensional Schr\"odinger operators in bounded domains. We analyze relations between nodal domains of eigenfunctions, spectral minimal partitions and spectral properties of the corresponding operator. The main results…

Spectral Theory · Mathematics 2007-05-23 B. Helffer , T. Hoffmann-Ostenhof , S. Terracini

Poisson-Lie T-duality is explained using the language of Courant algebroids.

Symplectic Geometry · Mathematics 2015-09-30 Pavol Ševera

We show that Isserlis' theorem follows as a corollary to the invariant tensor theorem for isotropic tensors.

Probability · Mathematics 2025-03-10 Hans Z. Munthe-Kaas , Olivier Verdier , Gilles Vilmart

We introduce an analogue of Payne's nodal line conjecture, which asserts that the nodal (zero) set of any eigenfunction associated with the second eigenvalue of the Dirichlet Laplacian on a bounded planar domain should reach the boundary of…

Analysis of PDEs · Mathematics 2017-07-03 J. B. Kennedy

A p-adic analogue of the pseudonorm version of the birational Torelli type theorem is obtained via a comparison theorem of image closures. Among other results obtained, we have a criterion for existence of rational points of canonically…

Algebraic Geometry · Mathematics 2022-11-18 Chen-Yu Chi