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Recently, a new fractional derivative called the conformable fractional derivative is given on based basic limit definition derivative in [4]. Then, the fractional versions of chain rules, exponential functions, Gronwalls inequality,…

Classical Analysis and ODEs · Mathematics 2015-04-09 Ahmet Gökdoğan , Emrah Ünal , Ercan Çelik

Using the weak factorization theorem we give a simple presentation for the value group of the universal Euler characteristic with compact support for varieties of characteristic zero and describe the value group of the universal Euler…

Algebraic Geometry · Mathematics 2007-05-23 Franziska Bittner

We prove the existence of common hypercyclic, entire functions for certain families of translation operators.

Complex Variables · Mathematics 2014-12-01 Nikos Tsirivas

We characterize groups with Guoliang Yu's property A (i.e., exact groups) by the existence of a family of uniformly bounded representations which approximate the trivial representation.

Group Theory · Mathematics 2013-12-17 Kate Juschenko , Piotr W. Nowak

A multidimensional generalization of the Bernstein class of functions and the properties of functions of the introduced class are examined. In particular, a new proof of the integral representation of Bernstein functions of many variables…

Functional Analysis · Mathematics 2019-03-12 A. R. Mirotin

In this paper we discuss the notion of universality for classes of candidate common Lyapunov functions of linear switched systems. On the one hand, we prove that a family of absolutely homogeneous functions is universal as soon as it…

Optimization and Control · Mathematics 2024-06-19 Paolo Mason , Yacine Chitour , Mario Sigalotti

We present a new, short and independent proof of the Liouville-type theorem for entire and subharmonic functions of finite order bounded outside some set of zero planar density.

Complex Variables · Mathematics 2020-09-03 Bulat N. Khabibullin

An inequality, which combines the concept of completely monotone functions with the theory of divided differences, is proposed. It is a straightforward generalization of a result, recently introduced by two of the present authors.

Classical Analysis and ODEs · Mathematics 2022-04-15 Vasiliki Bitsouni , Nikolaos Gialelis , Dan-Stefan Marinescu

In this paper, we study the uniqueness of the differential-difference polynomials of entire functions on $\mathbb{C}^{n}$. We prove the following result: Let $f(z)$ be a transcendental entire function on $\mathbb{C}^{n}$ of hyper-order less…

Complex Variables · Mathematics 2021-06-07 Xiao Huang

A review is given of some recently obtained results on analytic contractions of Lie algebras and Lie groups and their applications to special function theory.

Mathematical Physics · Physics 2007-05-23 George Pogosyan , Alexey Sissakian , Pavel Winternitz

We define a very general notion of regularity for functions taking values in an alternative real $*$-algebra. Over Clifford numbers, this notion subsumes the well-established notions of monogenic function and slice-monogenic function. Over…

Complex Variables · Mathematics 2024-06-10 Riccardo Ghiloni , Caterina Stoppato

Most of the special functions of mathematical physics are connected with the representation of Lie groups. The action of elements $D$ of the associated Lie algebras as linear differential operators gives relations among the functions in a…

Mathematical Physics · Physics 2009-11-07 Loyal Durand

We study generic holomorphic families of dynamical systems presenting problems of small divisors with fixed arithmetic. We prove that we have convergence for all parameter values or divergence everywhere except for an exceptional set in the…

Dynamical Systems · Mathematics 2009-10-31 Ricardo Perez-Marco

The paper applies the theory developed in Part I to the discrete normal approximation in total variation of random vectors in ${\mathbb Z}^d$. We illustrate the use of the method for sums of independent integer valued random vectors, and…

Probability · Mathematics 2016-12-23 A. D. Barbour , Malwina J. Luczak , Aihua Xia

We consider a class of weighted harmonic functions in the open upper half-plane known as $\alpha$-harmonic functions. Of particular interest is the uniqueness problem for such functions subject to a vanishing Dirichlet boundary value on the…

Analysis of PDEs · Mathematics 2025-01-03 Anders Olofsson , Jens Wittsten

In this paper, we extend our earlier result (see [Y-2008]) on the distribution of normalized zero-sets of random entire functions to random entire functions with small random perturbation.

Complex Variables · Mathematics 2009-04-14 Weihong Yao

In this paper, we give a conjecture, which generalises Euler's partition theorem involving odd parts and different parts for all moduli. We prove this conjecture for two family partitions. We give $q$-difference equations for the related…

Combinatorics · Mathematics 2020-05-19 Xinhua Xiong , William J. Keith

In one complex variable it is well known that if we consider the family of all holomorphic functions on the unit disc that fix the origin and with first derivative equal to 1 at the origin, then there exists a constant $\rho$, independent…

Complex Variables · Mathematics 2016-08-02 Cinzia Bisi

We introduce a remarkable new family of norms on the space of $n \times n$ complex matrices. These norms arise from the combinatorial properties of symmetric functions, and their construction and validation involve probability theory,…

Combinatorics · Mathematics 2022-03-23 Konrad Aguilar , Ángel Chávez , Stephan Ramon Garcia , Jurij Volčič

The theory of Khinchin families connects Probability Theory and Complex Analysis. Along this PhD thesis, we exploit this connection to obtain, using a variety of local central limit theorems, asymptotic formulas for the coefficients of…

Complex Variables · Mathematics 2025-03-19 Víctor J. Maciá