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Real analytic generalized functions are investigated as well as the analytic singular support and analytic wave front of a generalized function in $\mathcal{G}(\Omega)$ are introduced and described.

Functional Analysis · Mathematics 2016-08-14 S. Pilipović , D. Scarpalezos , V. Valmorin

Euler's Gamma function $\Gamma$ either increases or decreases on intervals between two consequtive critical points. The inverse of $\Gamma$ on intervals of increase is shown to have an extension to a Pick-function and similar results are…

Complex Variables · Mathematics 2013-09-10 Henrik L. Pedersen

We improve a result of Bennett concerning certain sequences involving sums of powers of positive integers.

Classical Analysis and ODEs · Mathematics 2007-05-23 Peng Gao

In this paper, we consider inverse limits of $[0,1]$ using upper semicontinuous set-valued functions. We introduce two generalizations of the Intermediate Value Property and prove that inverse limits with upper semicontinuous set-valued…

General Topology · Mathematics 2020-10-12 Tavish Dunn

In this paper, algorithms are developed for computing the Stirling transform and the inverse Stirling transform; specifically, we investigate a class of sequences satisfying a two-term recurrence. We derive a general identity which…

Combinatorics · Mathematics 2012-12-06 Mourad Rahmani

The objective of this paper is, in the main, twofold: Firstly, to develop an algebraic setting for dealing with Bell polynomials and related extensions. Secondly, based on the author's previous work on multivariate Stirling polynomials…

Combinatorics · Mathematics 2021-01-28 Alfred Schreiber

Inversion of function sinc(x) is studied. New series and integral representations of branches of inverse function are obtained using Fourier analysis.

Classical Analysis and ODEs · Mathematics 2025-07-25 Aleksey V. Kargovsky

We give an overview of the development of algebras of generalized functions in the sense of Colombeau and recent advances concerning diffeomorphism invariant global algebras of generalized functions and tensor fields. We furthermore provide…

Functional Analysis · Mathematics 2014-07-01 Eduard A. Nigsch , Clemens Sämann

We prove that if a right modular groupoid U is cancellative or has a left identity then a right modular generalised inflation of U is an inflation of U.

Rings and Algebras · Mathematics 2012-11-06 R. A. R. Monzo

We present the second-order expression for the observed redshift, accounting for all the relativistic effects from the light propagation and from the frame change at the observer and the source positions. We derive the generic…

General Relativity and Quantum Cosmology · Physics 2018-09-26 Giuseppe Fanizza , Jaiyul Yoo , Sang Gyu Biern

We present new generalized Jacobson's lemma for generalized Drazin inverses. This extend the main results on g-Drazin inverse of Yan, Zeng and Zhu (Linear $\&$ Multilinear Algebra, {\bf 68}(2020), 81--93).

Rings and Algebras · Mathematics 2020-06-16 Huanyin Chen , Marjan Sheibani

The main objective of this article is to study several generalizations of the reverse order law for the Moore-Penrose inverse in ring with involution.

Rings and Algebras · Mathematics 2014-01-31 Enrico Boasso , Dragana S. Cvetkovic-Ilic , Robin Harte

This is a survey on extended affine Lie algebras and related types of Lie algebras, which generalize affine Lie algebras.

Rings and Algebras · Mathematics 2008-05-23 Erhard Neher

Both a general and a diagonal u-invariant for forms of higher degree are defined, generalizing the u-invariant of quadratic forms. Both old and new results on these invariants are collected.

Number Theory · Mathematics 2007-05-23 S. Pumpluen

This note is designed to show some classes of differential-difference equations admitting Lax representation which generalize evolutionary equations known in the literature.

Exactly Solvable and Integrable Systems · Physics 2013-08-30 Andrei K. Svinin

We prove a continued fraction expansion for the reciprocal of a certain $q$-series. All the specialists in the world are asked whether it is new or not.

Combinatorics · Mathematics 2008-06-06 Helmut Prodinger

We show how our recent results on compositions of d.c. functions (and mappings) imply positive results on extensions of d.c. functions (and mappings). Examples answering two natural relevant questions are presented. Two further theorems,…

Functional Analysis · Mathematics 2008-10-09 Libor Vesely , Ludek Zajicek

We consider the classical Inverse Function Theorem of Nash and Moser from the angle of some recent development by Ekeland and the authors. Geometrisation of tame estimates coupled with certain ideas coming from Variational Analysis when…

Functional Analysis · Mathematics 2024-08-05 Milen Ivanov , Nadia Zlateva

In this note we produce examples of converging sequences of Galois representations, and study some of their properties. Some of the results here are used in the preprint math.NT/0210296.

Number Theory · Mathematics 2007-05-23 Chandrashekhar Khare

In this paper, for the generalized Fibonacci sequence $\left\{W_n\left(a,b,p,q\right)\right\}$, by using elementary methods and techniques, we give the asymptotic estimation values of…

Number Theory · Mathematics 2025-09-19 Yongkang Wan , Zhonghao Liang , Qunying Liao