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The present paper studies continuity of generalized entropy functions and relative entropies defined using the notion of a deformed logarithmic function. In particular, two distinct definitions of relative entropy are discussed. As an…

数学物理 · 物理学 2007-05-23 Jan Naudts

In this paper, we consider linear $q$-difference systems with coefficients that are germs of meromorphic functions, with Newton polygon that has two slopes. Then, we explain how to compute similar meromorphic gauge transformations than…

复变函数 · 数学 2019-02-22 Thomas Dreyfus , Anton Eloy

The eigenvalue probability density function of the Gaussian unitary ensemble permits a $q$-extension related to the discrete $q$-Hermite weight and corresponding $q$-orthogonal polynomials. A combinatorial counting method is used to specify…

概率论 · 数学 2024-04-05 Sung-Soo Byun , Peter J. Forrester , Jaeseong Oh

We study symplectic properties of the monodromy map of the Schr\"odinger equation on a Riemann surface with a meromorphic potential having second-order poles. At first, we discuss the conditions for the base projective connection, which…

数学物理 · 物理学 2023-05-01 Roman Klimov

We establish the equivalence between exponential decay of the relative entropy along a quantum Markov semigroup and the modified logarithmic Sobolev inequality for general von Neumann algebras. We also extend an intertwining criterion for…

算子代数 · 数学 2025-06-27 Melchior Wirth

For two real bases $q_0, q_1 > 1$, we consider expansions of real numbers of the form $\sum_{k=1}^{\infty} i_k/(q_{i_1}q_{i_2}\cdots q_{i_k})$ with $i_k \in \{0,1\}$, which we call $(q_0,q_1)$-expansions. A sequence $(i_k)$ is called a…

数论 · 数学 2024-03-20 Vilmos Komornik , Wolfgang Steiner , Yuru Zou

We have found several summation formulas that extend Ramanujan's psi sum. First contains a parameter $\alpha=1/N$, $N$ is a positive integer, and transforms to $q$-beta integral in the limit $N\to\infty$. The other is a $q$-analogue of…

经典分析与常微分方程 · 数学 2012-05-01 N. M. Vildanov

The second order hypergeometric q-difference operator is studied for the value c=-q. For certain parameter regimes the corresponding recurrence relation can be related to a symmetric operator on the Hilbert space l^2(Z). The operator has…

经典分析与常微分方程 · 数学 2010-11-03 Erik Koelink

In previous papers it has been shown that the coefficients of terms in the large-$N$ expansion of a certain integrated four-point correlator of superconformal primary operators in $\mathcal{N}=4$ supersymmetric Yang-Mills theory are…

高能物理 - 理论 · 物理学 2025-08-06 Daniele Dorigoni , Michael B. Green , Congkao Wen

We revisit entropic formulations of the uncertainty principle for an arbitrary pair of positive operator-valued measures (POVM) $A$ and $B$, acting on finite dimensional Hilbert space. Salicr\'u generalized $(h,\phi)$-entropies, including…

量子物理 · 物理学 2015-06-18 S. Zozor , G. M. Bosyk , M. Portesi

The Loewner equation, in its stochastic incarnation introduced by Schramm, is an insightful method for the description of critical random curves and interfaces in two-dimensional statistical mechanics. Two features are crucial, namely…

统计力学 · 物理学 2015-06-16 Marco Gherardi , Alessandro Nigro

The paper deals with the generalization of both Boltzmann entropy and distribution in the light of most-probable interpretation of statistical equilibrium. The statistical analysis of the generalized entropy and distribution leads to some…

量子物理 · 物理学 2009-11-13 C. G. Chakrabarti , Indranil Chakrabarty

Two sets of mutually commuting $q-$difference operators $x_i$ and $y_j$, $i,j=1, ...,N$ such that $x_i$ and $y_i$ generate a homomorphic image of the $q-$Onsager algebra for each $i$ are introduced. The common polynomial eigenfunctions of…

数学物理 · 物理学 2024-02-22 Pascal Baseilhac , Luc Vinet , Alexei Zhedanov

From the realization of $q-$oscillator algebra in terms of generalized derivative, we compute the matrix elements from deformed exponential functions and deduce generating functions associated with Rogers-Szeg\H{o} polynomials as well as…

数学物理 · 物理学 2015-05-19 M. N. Hounkonnou , E. B. Ngompe Nkouankam

In this paper, we construct a linear positive operators q-parametric Szasz-Mirakjan operators generated by the q-Dunkl generalization of the exponential function. We obtain Korovkin's type approximation theorem for these operators and…

经典分析与常微分方程 · 数学 2015-11-23 M. Mursaleen , Md. Nasiruzzaman

The paper examines and critiques the expression of entropy as the logarithm of the number of quantum states of a physical system. Boltzmann method of expressing entropy as the logarithm of the number of states of a gas with a given total…

综合物理 · 物理学 2026-02-09 Maria Polski , Vladimir Skrebnev

Let $w$ be any word over the alphabet $\{0,1,\ldots, q-1\}$, and denote by $h$ either a polynomial of degree $d\geq 1$ or $h: n\mapsto m^n$ for a fixed $m$. Furthermore, denote by $e_q(w;h(n))$ the number of occurrences of $w$ as a subword…

数论 · 数学 2017-07-06 Hajime Kaneko , Thomas Stoll

Composition schemes are ubiquitous in combinatorics, statistical mechanics and probability theory. We give a unifying explanation to various phenomena observed in the combinatorial and statistical physics literature in the context…

组合数学 · 数学 2024-07-22 Cyril Banderier , Markus Kuba , Stephan Wagner , Michael Wallner

We introduce here a generalization of the modified Bernstein polynomials for Jacobi weights using the $q$-Bernstein basis proposed by G.M. Phillips to generalize classical Bernstein Polynomials. The function is evaluated at points which are…

泛函分析 · 数学 2007-05-23 Marie-Madeleine Derriennic

In this work we investigate the asymptotics for Euler's $q$-Exponential $E_{q}(z)$, $q$-Gamma function $\Gamma_{q}(z)$, Ramanujan's function $A_{q}(z)$, Jackson's $q$-Bessel function $J_{\nu}^{(2)}$(z;q) of second kind, Stieltjes-Wigert…

经典分析与常微分方程 · 数学 2007-05-23 Ruiming Zhang