Results 1 to 10 of about 1,690 (105)

The inverses of tails of the Riemann zeta function. [PDF]

open access: yesJ Inequal Appl, 2018
We present some bounds of the inverses of tails of the Riemann zeta function on ...
Kim D, Song K.
europepmc   +2 more sources

Variants of Schroeder Dissections [PDF]

open access: yesarXiv, 1999
Some formulae are given for the enumeration of certain types of dissections of the convex (n+2)-gon by non-crossing diagonals. The classical Schroeder and Motzkin numbers are addressed using a cataloguing tool, the "reversive symbol". The elementary details are referred to three Web addresses.
Smiley, Leonard M.
arxiv   +3 more sources

Poly-falling factorial sequences and poly-rising factorial sequences

open access: yesOpen Mathematics, 2021
In this paper, we introduce generalizations of rising factorials and falling factorials, respectively, and study their relations with the well-known Stirling numbers, Lah numbers, and so on.
Kim Hye Kyung
doaj   +1 more source

On Quaternion Gaussian Bronze Fibonacci Numbers

open access: yesAnnales Mathematicae Silesianae, 2022
In the present work, a new sequence of quaternions related to the Gaussian Bronze numbers is defined and studied. Binet’s formula, generating function and certain properties and identities are provided.
Catarino Paula, Ricardo Sandra
doaj   +1 more source

On some summation formulas

open access: yesDemonstratio Mathematica, 2022
In this note, we derive a finite summation formula and an infinite summation formula involving Harmonic numbers of order up to some order by means of several definite integrals.
Kim Taekyun   +3 more
doaj   +1 more source

Fully degenerate Bernoulli numbers and polynomials

open access: yesDemonstratio Mathematica, 2022
The aim of this article is to study the fully degenerate Bernoulli polynomials and numbers, which are a degenerate version of Bernoulli polynomials and numbers and arise naturally from the Volkenborn integral of the degenerate exponential functions on Zp{
Kim Taekyun, Kim Dae San, Park Jin-Woo
doaj   +1 more source

Study of degenerate derangement polynomials by λ-umbral calculus

open access: yesDemonstratio Mathematica, 2023
In the 1970s, Rota began to build completely rigid foundations for the theory of umbral calculus based on relatively modern ideas of linear functions and linear operators.
Yun Sang Jo, Park Jin-Woo
doaj   +1 more source

On r-Jacobsthal and r-Jacobsthal-Lucas Numbers

open access: yesAnnales Mathematicae Silesianae, 2023
Recently, Bród introduced a new Jacobsthal-type sequence which is called r-Jacobsthal sequence in current study. After defining the appropriate r-Jacobsthal–Lucas sequence for the r-Jacobsthal sequence, we obtain some properties of these two sequences ...
Bilgici Göksal, Bród Dorota
doaj   +1 more source

Learning linear non-Gaussian graphical models with multidirected edges

open access: yesJournal of Causal Inference, 2021
In this article, we propose a new method to learn the underlying acyclic mixed graph of a linear non-Gaussian structural equation model with given observational data.
Liu Yiheng, Robeva Elina, Wang Huanqing
doaj   +1 more source

A note on polyexponential and unipoly Bernoulli polynomials of the second kind

open access: yesOpen Mathematics, 2021
In this paper, the authors study the poly-Bernoulli numbers of the second kind, which are defined by using polyexponential functions introduced by Kims. Also by using unipoly function, we study the unipoly Bernoulli numbers of the second kind, which are ...
Ma Minyoung, Lim Dongkyu
doaj   +1 more source

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