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We prove the Hodge symmetry type result on the Dolbeault cohomology of Oeljeklaus-Toma manifolds with values in the direct sum of holomorphic line bundles. Consequently, we show the vanishing and non-vanishing of Dolbeault cohomology of…

Algebraic Geometry · Mathematics 2023-02-28 Hisashi Kasuya

We study the boundedness of Toeplitz operators with locally integrable symbols on Bergman spaces $A^p(\Omega),$ $1<p<\infty,$ where $\Omega\subset \mathbb{C}$ is a bounded simply connected domain with polygonal boundary. We give sufficient…

Functional Analysis · Mathematics 2019-10-16 Paula Mannersalo

Generalizing local Gromov-Witten theory, in this paper we define a local version of symplectic field theory. When the symplectic manifold with cylindrical ends is four-dimensional and the underlying simple curve is regular by automatic…

Symplectic Geometry · Mathematics 2013-02-25 Oliver Fabert

In the classical theory of toric manifolds polytopes appear in two guises -- as Newton polytopes of line bundles on the complex, and as moment polytopes on the symplectic side, the link between the two being established by the…

Differential Geometry · Mathematics 2018-07-03 Thomas Baier , José M. Mourão , João P. Nunes

The recent theorem by D.Luecking about finite rank Bergman-Toeplitz operators is extended to weights being distributions with compact support and to the spaces of harmonic functions.

Functional Analysis · Mathematics 2008-05-20 Alexey Alexandrov , Grigori Rozenblum

For operators on a compact manifold $X$ with boundary $\partial X$, the basic zeta coefficient $C_0(B, P_{1,T})$ is the regular value at $s=0$ of the zeta function $\Tr(B P_{1,T}^{-s})$, where $B=P_++G$ is a pseudodifferential boundary…

Analysis of PDEs · Mathematics 2007-11-13 Gerd Grubb

We prove a strengthening of the Grothendieck-Lefschetz hyperplane theorem for local Picard groups conjectured by Koll\'ar. Our approach, which relies on acyclicity results for absolute integral closures, also leads to a restriction theorem…

Algebraic Geometry · Mathematics 2013-02-14 Bhargav Bhatt , Aise Johan de Jong

We examine the structure of the cotangent bundle $T^{*}X$ of an algebraic variety $X$ acted on by a reductive group $G$ from the viewpoint of equivariant symplectic geometry. In particular, we construct an equivariant symplectic covering of…

Algebraic Geometry · Mathematics 2007-05-23 Dmitri A. Timashev

Unbounded convergences have been applied successfully to locally solid topologies on vector lattices. In the present paper, we first expose several properties of various classes of Riesz pseudonorms on vector lattices. We accomplish this by…

Functional Analysis · Mathematics 2019-10-16 Nazife Erkurşun-Özcan , Niyazi Anıl Gezer

We discuss the boundedness of Berezin-Toeplitz operators on a generalized Segal-Bargmann space (Fock space) over the complex $n$-space. This space is characterized by the image of a global Bargmann-type transform introduced by Sj\"ostrand.…

Functional Analysis · Mathematics 2009-01-23 Hiroyuki Chihara

This paper is devoted to the use of half-form bundles in the symbolic calculus of Berezin-Toeplitz operators on Kahler manifolds. We state the Bohr-Sommerfeld conditions and relate them to the functional calculus of Toeplitz operators, a…

Symplectic Geometry · Mathematics 2007-05-23 L. Charles

We prove a wavelet $T(1)$ theorem for compactness of multilinear Calder\'{o}n-Zygmund (CZ) operators. Our approach characterizes compactness in terms of testing conditions and yields a representation theorem for compact CZ forms in terms of…

Classical Analysis and ODEs · Mathematics 2025-10-09 Anastasios Fragkos , A. Walton Green , Brett D. Wick

We investigate the Berezin-Toeplitz operators that operate on the geometric quantized space corresponding to the $SO(3)$-Witten-Chern-Simons theory. We conjecture that the $SO(3)$-Berezin-Toeplitz operators quantized from the A-polynomial…

Quantum Algebra · Mathematics 2023-03-24 Honghuai Fang

We show the existence of a symplectic structure on the moduli space of the Seiberg-Witten equations on $\Sigma \times \Sigma$ where $\Sigma$ is a compact oriented Riemann surface. To prequantize the moduli space, we construct a Quillen-type…

Mathematical Physics · Physics 2022-03-31 Rukmini Dey

We formulate and establish a noncommutative version of the well known Helson-Szego theorem about the angle between past and future for subdiagonal subalgebras. We then proceed to use this theorem to characterise the symbols of invertible…

Operator Algebras · Mathematics 2013-01-30 Louis E Labuschagne , Quanhua Xu

In this article, we prove the boundedness of minimal slopes of adelic line bundles over function fields of characteristic 0. This can be applied to prove the equidistribution of generic and small points with respect to a big and…

Number Theory · Mathematics 2024-03-26 Wenbin Luo

We give a characterization of compact and Fredholm operators on polyanalytic Fock spaces in terms of limit operators. As an application we obtain a generalization of the Bauer-Isralowitz theorem using a matrix valued Berezin type transform.…

Functional Analysis · Mathematics 2022-09-21 Raffael Hagger

We study new compactifications of the SO(32) heterotic string theory on compact complex non-Kahler manifolds. These manifolds have many interesting features like fewer moduli, torsional constraints, vanishing Euler character and vanishing…

High Energy Physics - Theory · Physics 2010-02-03 Katrin Becker , Melanie Becker , Keshav Dasgupta , Paul S. Green

We prove that when Hodge theory survives on non-compact symplectic manifolds, a compact symplectic Lie group action having fixed points is necessarily Hamiltonian, provided the associated almost complex structure preserves the space of…

Symplectic Geometry · Mathematics 2015-03-17 Alvaro Pelayo , Tudor S. Ratiu

We prove an index theorem for Toeplitz operators on the quarter-plane using the index theory for generalized Toeplitz operators introduced by G. J. Murphy. To prove this index theorem we construct an indicial triple on the tensor product of…

Operator Algebras · Mathematics 2008-07-01 Adel B. Badi
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