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Assuming that a function and its Fourier transform are dominated by Gaussians, a sharp estimate for the rate of exponential decay of its Hermite coefficients is obtained in terms of the variances of the dominating Gaussians.

Classical Analysis and ODEs · Mathematics 2023-12-06 Manish Chaurasia

We prove a version of Bagchi's Theorem and of Voronin's Universality Theorem for family of primitive cusp forms of weight $2$ and prime level, and discuss under which conditions the argument will apply to general reasonable family of…

Number Theory · Mathematics 2017-02-21 E. Kowalski

In this paper, we derive by using elementary methods some continued fractions, certain identities involving derivatives of tanx, several expressions for log coshx and an identity for {\pi}2, from a series expansion of tan x, which gives the…

Number Theory · Mathematics 2024-07-30 Taekyun Kim , Dae San Kim

Motivated by a problem in holomorphic dynamics, we present a certain generalization of the celebrated F. and M. Riesz Theorem.

Complex Variables · Mathematics 2020-07-30 Genadi Levin

We prove multidimensional integration by parts formulas for generalized fractional derivatives and integrals. The new results allow us to obtain optimality conditions for multidimensional fractional variational problems with Lagrangians…

Mathematical Physics · Physics 2013-10-14 Tatiana Odzijewicz , Agnieszka B. Malinowska , Delfim F. M. Torres

Provides a counterexample to a long standing conjecture of A. Adem regarding the behaviour of the integral cohomology of a p-group.

Algebraic Topology · Mathematics 2007-05-23 Jonathan Pakianathan

We establish a new generalized Taylor's formula for power fractional derivatives with nonsingular and nonlocal kernels, which includes many known Taylor's formulas in the literature. Moreover, as a consequence, we obtain a general version…

Spectral Theory · Mathematics 2024-01-29 Hanaa Zitane , Delfim F. M. Torres

This article shows a very elementary and straightforward proof of the Implicit Function Theorem for differentiable maps $F(x,y)$ defined on a finite-dimensional Euclidean space. There are no hypothesis on the continuity of the partial…

Classical Analysis and ODEs · Mathematics 2022-02-15 Oswaldo R. B. de Oliveira

In this article we generalize Cobham theorem to a large class of substitutions including non primitive and non constant length substitutions.

Combinatorics · Mathematics 2008-01-08 Fabien Durand

We review Aomoto's generalized hypergeometric functions on Grassmannian spaces Gr(k +1, n+1). Particularly, we clarify integral representations of the generalized hypergeometric functions in terms of twisted homology and cohomology. With an…

Analysis of PDEs · Mathematics 2018-10-12 Yasuhiro Abe

The concept of weighted $\beta\gamma$ - summability of order $\theta$ in case of fuzzy functions is introduced and classified into ordinary and absolute sense. Several inclusion relations among the sets are investigated. Also we have found…

General Mathematics · Mathematics 2020-04-23 Sarita Ojha , P. D. Srivastava

In this note we explain how Day's fixed point theorem can be used to conjugate certain groups of biLipschitz maps of a metric space into special subgroups like similarity groups. In particular, we use Day's theorem to establish Tukia-type…

Group Theory · Mathematics 2015-02-04 Tullia Dymarz , Xiangdong Xie

In this note a combinatorial formula related to the symmetric group is generalized to an arbitrary finite Weyl group.

Representation Theory · Mathematics 2007-05-23 Ron M. Adin , Alexander Postnikov , Yuval Roichman

It is argued that the derivative expansion is a suitable method to deal with finite temperature field theory, if it is restricted to spatial derivatives only. Using this method, a simple and direct calculation is presented for the…

High Energy Physics - Theory · Physics 2009-11-07 L. L. Salcedo

We prove an analogue of the Cauchy integral theorem for hyperholomorphic functions given in three-dimensional domains with non piece-smooth boundaries and taking values in an arbitrary finite-dimensional commutative associative Banach…

Complex Variables · Mathematics 2013-05-21 Sergiy A. Plaksa , Vitalii S. Shpakivskyi

Using functional analysis and a Friedrichs approximation lemma for first order differential operators, we derive a global homotopy formula in large degrees for the tangential Cauchy-Riemann operator from local homotopy formulas without loss…

Complex Variables · Mathematics 2012-09-03 Till Brönnle , Christine Laurent-Thiébaut , Jürgen Leiterer

The classical theory of Fuchsian differential equations is largely equivalent to the theory of Seiberg dualities for quiver SUSY gauge theories. In particular: all known integral representations of solutions, and their connection formulae,…

High Energy Physics - Theory · Physics 2023-09-27 Sergio Cecotti

In this paper we study an analytic Yeh--Feynman integral and an analytic Yeh--Fourier--Feynman transform associated with Gaussian processes. Fubini theorems involving the generalized analytic Yeh--Feynman integrals are established. The…

Functional Analysis · Mathematics 2021-05-12 Jae Gil Choi

In this paper, we obtain new estimates on generalization of Hermite-Hadamard, Simpson and Ostrowski type inequalities for functions whose second derivatives is $\varphi$-convex via fractional integrals.

Classical Analysis and ODEs · Mathematics 2016-07-19 M. Esra Yildirim , Abdullah Akkurt , Hüseyin Yildirim

We prove an explicit formula for a projection of singular vectors in the Verma module over a rank 2 Kac-Moody Lie algebra onto the universal enveloping algebra of the Heisenberg Lie algebra and of $sl_{2}$ (Theorem 3). The formula is…

Representation Theory · Mathematics 2008-08-27 Dmitry Fuchs , Constance Wilmarth