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Defining suitable quantum extensions of classical divergences often poses a challenge due to the non-commutative nature of quantum information. In this work, we propose a new approach via what we call the layer cake representation. The…

Quantum Physics · Physics 2025-07-11 Po-Chieh Liu , Christoph Hirche , Hao-Chung Cheng

The paper deals with a fractional derivative introduced by means of the Fourier transform. The explicit form of the kernel of general derivative operator acting on the functions analytic on a curve in complex plane is deduced and the…

funct-an · Mathematics 2009-10-28 P. Zavada

We present some results concerning the relative modular operator in semifinite von Neumann algebras. These results allow one to prove some basic formula for trace, to obtain equivalence between Araki's relative entropy and Umegaki's…

Operator Algebras · Mathematics 2021-03-19 Andrzej Łuczak , Hanna Podsędkowska , Rafał Wieczorek

We describe a logarithmic tensor product theory for certain module categories for a ``conformal vertex algebra.'' In this theory, which is a natural, although intricate, generalization of earlier work of Huang and Lepowsky, we do not…

Quantum Algebra · Mathematics 2008-11-26 Yi-Zhi Huang , James Lepowsky , Lin Zhang

The invertibility of integral linear operators is a major problem of both theoretical and practical importance. In this paper we investigate the relation between an operator invertibility and the rank of its integral kernel to develop a…

Functional Analysis · Mathematics 2011-05-27 Nikolay Balov

This note discusses how an operator analog of the Lagrange polynomial naturally arises in the quantum-mechanical problem of constructing an explicit form of the spin projection operator.

Quantum Physics · Physics 2020-01-24 M. D. Zviadadze , Zura Kakushadze

A theorem by Orlov states that any equivalence between the bounded derived categories of coherent sheaves of two smooth projective varieties, X and Y, is isomorphic to a Fourier-Mukai transform with kernel in the bounded derived category of…

Algebraic Geometry · Mathematics 2012-10-05 Alice Rizzardo

We give a short direct proof of Agler's factorization theorem that uses the abstract characterization of operator algebras. the key ingredient of this proof is an operator algebra factorization theorem. Our proof provides some additional…

Operator Algebras · Mathematics 2008-06-17 Sneh Lata , Meghna Mittal , Vern I. Paulsen

This paper is a continuation of our recent paper with the same title, arXiv:0806.1596v1 [math.NT], where a number of integral equalities involving integrals of the logarithm of the Riemann zeta-function were introduced and it was shown that…

Number Theory · Mathematics 2009-04-09 Sergey K. Sekatskii , Stefano Beltraminelli , Danilo Merlini

In this paper, we prove the universality theorem for the iterated integrals of the logarithm of the Riemann zeta-function on some line parallel to the real axis.

Number Theory · Mathematics 2021-05-17 Kenta Endo

Complex systems are composed of a large number of simple components connected to each other in the form of a network. It is shown that, for some network configurations, the equivalent dynamic behavior of the system is governed by an…

Mathematical Physics · Physics 2016-04-05 Mihir Sen , John P. Hollkamp , Fabio Semperlotti , Bill Goodwine

A well-known theorem factors a scalar coefficient differential operator given a linearly independent set of functions in its kernel. The goal of this paper is to generalize this useful result to other types of operators. In place of the…

Rings and Algebras · Mathematics 2015-11-26 Alex Kasman

We calculate correlation functions for vertex operators with negative integer exponentials of a periodic Liouville field, and derive the general case by continuing them as distributions. The path-integral based conjectures of Dorn and Otto…

High Energy Physics - Theory · Physics 2009-11-10 George Jorjadze , Gerhard Weigt

The relative algebraic monodromy of abelian logarithms (defined as the kernel of a map between algebraic monodromy groups attached to an abelian scheme with and without a section) was computed in \cite{A1}: under natural assumptions, this…

Algebraic Geometry · Mathematics 2025-01-15 Yves André

We give a simple proof of the so called reproducing kernel thesis for Hankel operators

Functional Analysis · Mathematics 2012-01-13 Sergei Treil

In this paper we use the orthogonal system of the Jacobi polynomials as a tool to study the Riemann-Liouville fractional integral and derivative operators on a compact of the real axis.This approach has some advantages and allows us to…

Functional Analysis · Mathematics 2020-02-06 M. V. Kukushkin

For $\delta$ an $m$-tuple of analytic functions, we define an algebra $\hidg$, contained in the bounded analytic functions on the analytic polyhedron $ {|\delta^l(z)| < 1, \ 1 \leq l \leq m}$, and prove a representation formula for it. We…

Complex Variables · Mathematics 2012-12-24 Jim Agler , John E. McCarthy

We define Hecke correspondences and Hecke operators on unitary RZ spaces and study their basic geometric properties, including a commutativity conjecture on Hecke operators. Then we formulate the Arithmetic Fundamental Lemma conjecture for…

Number Theory · Mathematics 2024-05-24 Chao Li , Michael Rapoport , Wei Zhang

The Operator Product Expansion is a useful tool to represent correlation functions. In this note we extend Conformal Regge theory to provide an exact OPE representation of Lorenzian four-point correlators in conformal field theory, valid…

High Energy Physics - Theory · Physics 2021-05-26 Simon Caron-Huot , Joshua Sandor

We generalize Frenkel's integral formula for traces of operators to operators. The resulting formula holds for bounded self-adjoint positive operators and $p$-Schatten class of compact positive operators.

Functional Analysis · Mathematics 2026-02-17 Shmuel Friedland
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