English
Related papers

Related papers: Berezin-Toeplitz quantization and its kernel expan…

200 papers

In this paper we analyze the small-t asymptotic expansion of the trace of the heat kernel associated with a Laplace operator endowed with a spherically symmetric polynomially confining potential on the unbounded, d-dimensional Euclidean…

Mathematical Physics · Physics 2014-05-15 Guglielmo Fucci

We give a simplified proof of the Berger-Coburn theorem on the boundedness of Toeplitz operators and extend this theorem to the setting of $p$-Fock spaces $(1\leq p \leq \infty)$. We present an overview of recent results by various authors…

Operator Algebras · Mathematics 2019-06-24 Wolfram Bauer , Robert Fulsche

We consider second-order elliptic partial differential operators acting on sections of vector bundles over a compact Riemannian manifold without boundary, working without the assumption of Laplace-like principal part $-\N^\mu\N_\mu$. Our…

Mathematical Physics · Physics 2015-06-26 Ivan G. Avramidi , Thomas Branson

We review the basic properties of paired operators and their adjoints, the transposed paired operators, with particular reference to commutation relations, and we study the properties of their kernels, bringing out their similarities and…

Functional Analysis · Mathematics 2024-12-23 M. Cristina Câmara , Jonathan R. Partington

In this paper we establish asymptotic simultaneous confidence bands for the transformation kernel estimator of copulas introduced in Omelka et al.(2009). To this aim, we prove a uniform in bandwidth law of the iterated logarithm for the…

Methodology · Statistics 2016-08-22 Diam Ba , Cheikh Tidiane Seck , Gane Samb Lo

We compute the asymptotics of matrix elements in canonical bases of irreducible representations of the unitary group as the highest weight goes to infinity, in terms of the symplectic geometry of the associated coadjoint orbit. This uses…

Representation Theory · Mathematics 2024-05-13 Louis Ioos

In this paper we study mapping properties of Toeplitz-like operators on weighted Bergman spaces of bounded strongly pseudconvex domains in $\mathbb{C}^n$. In particular we prove that a Toeplitz operator built using as kernel a weighted…

Complex Variables · Mathematics 2019-05-31 Marco Abate , Samuele Mongodi , Jasmin Raissy

We prove an asymptotic expansion for the eigenvalues and eigenfunctions of Schr\"{o}dinger-type operator with a confining potential and with principle part a periodic elliptic operator in divergence form. We compare the spectrum to the…

Analysis of PDEs · Mathematics 2023-09-28 Scott Armstrong , Raghavendra Venkatraman

In this article, we study the large $n$ asymptotic expansions of $n\times n$ Toeplitz determinants whose symbols are indicator functions of unions of arc-intervals of the unit circle. In particular, we use an Hermitian matrix model…

Mathematical Physics · Physics 2019-10-17 Olivier Marchal

We study extended Berezin and Berezin-Toeplitz quantization for compact Kaehler manifolds, two related quantization procedures which provide a general framework for approaching the construction of fuzzy compact Kaehler geometries. Using…

High Energy Physics - Theory · Physics 2009-12-10 Calin Iuliu Lazaroiu , Daniel McNamee , Christian Saemann

We describe the eigenvalues and eigenvectors of real-analytic, non-self-adjoint Berezin--Toeplitz operators, up to exponentially small error, on complex one-dimensional compact manifolds, under the hypothesis of regularity of the energy…

Spectral Theory · Mathematics 2025-05-12 Alix Deleporte , Yohann Le Floch

For a real symmetric domain $G_{\mathbb R}/K_{\mathbb R}$, with complexification $G_{\mathbb C}/K_{\mathbb C}$, we introduce the concept of "star-restriction" (a real analogue of the "star-products" for quantization of K\"ahler manifolds)…

Mathematical Physics · Physics 2009-02-23 Miroslav Englis , Harald Upmeier

In this note we quantize the free $ * $-algebra generated by finitely many variables, which is a new example of the theory of Toeplitz quantization of $ * $-algebras as developed previously by the author. This is achieved by defining…

Mathematical Physics · Physics 2019-05-06 Stephen Bruce Sontz

We study Toeplitz operators on the Bargmann space, whose Toeplitz symbols are exponentials of complex inhomogeneous quadratic polynomials. Extending a result by Coburn--Hitrik--Sj\"{o}strand, we show that the boundedness of such Toeplitz…

Functional Analysis · Mathematics 2023-05-31 Haoren Xiong

We characterize bounded and compact positive Toeplitz operators defined on the Bergman spaces over the Siegel upper half-space.

Complex Variables · Mathematics 2019-04-02 Congwen Liu , Jiajia Si

The asymptotic expansion of the heat-kernel for small values of its argument has been studied in many different cases and has been applied to 1-loop calculations in Quantum Field Theory. In this thesis we consider this asymptotic behavior…

Mathematical Physics · Physics 2014-10-29 Pablo Pisani

We study the distribution of the extended binomial coefficients by deriving a complete asymptotic expansion with uniform error terms. We obtain the expansion from a local central limit theorem and we state all coefficients explicitly as…

Combinatorics · Mathematics 2014-07-29 Thorsten Neuschel

Starting with a previously constructed family of coherent states, we introduce the Berezin quantization for a particle in a variable magnetic field and we show that it constitutes a strict quantization of a natural Poisson algebra. The…

Mathematical Physics · Physics 2015-05-19 M. Mantoiu , R. Purice , S. Richard

We initiate the study of weighted multi-Toeplitz operators associated with noncommutative regular domains in B(H)^n. These operators are acting on the full Fock space with n generators and have as symbols free pluriharmonic functions.…

Functional Analysis · Mathematics 2018-12-18 Gelu Popescu

We characterize operator-theoretic properties (boundedness, compactness, and Schatten class membership) of Toeplitz operators with positive measure symbols on Bergman spaces of holomorphic hermitian line bundles over K\"ahler…

Complex Variables · Mathematics 2017-07-07 Said Asserda
‹ Prev 1 8 9 10 Next ›