Results 31 to 40 of about 847 (107)

On Quaternion-Gaussian Fibonacci Numbers and Their Properties

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2021
We study properties of Gaussian Fibonacci numbers. We start with some basic identities. Thereafter, we focus on properties of the quaternions that accept gaussian Fibonacci numbers as coefficients.
Halici Serpil, Cerda-Morales Gamaliel
doaj   +1 more source

Partitioning the positive integers with higher order recurrences

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 14, Issue 3, Page 457-462, 1991., 1991
Associated with any irrational number α > 1 and the function is an array {s(i, j)} of positive integers defined inductively as follows: s(1, 1) = 1, s(1, j) = g(s(1, j − 1)) for all j ≥ 2, s(i, 1) = the least positive integer not among s(h, j) for h ≤ i − 1 for i ≥ 2, and s(i, j) = g(s(i, j − 1)) for j ≥ 2.
Clark Kimberling
wiley   +1 more source

Dynamical zeta functions and Kummer congruences [PDF]

open access: yes, 2003
We establish a connection between the coefficients of Artin-Mazur zeta-functions and Kummer congruences. This allows to settle positively the question of the existence of a map T such that the number of fixed points of the n-th iterate of T is equal to ...
de Reyna, J. Arias
core   +3 more sources

On the Partial Finite Alternating Sums of Reciprocals of Balancing and Lucas-Balancing Numbers

open access: yesDiscussiones Mathematicae - General Algebra and Applications, 2020
In this note, the finite alternating sums of reciprocals of balancing and Lucas-balancing numbers are considered and several identities involving these sums are deduced.
Dutta Utkal Keshari, Ray Prasanta Kumar
doaj   +1 more source

One-Parameter Generalization of Dual-Hyperbolic Jacobsthal Numbers

open access: yesAnnales Mathematicae Silesianae, 2023
In this paper, we introduce one-parameter generalization of dual-hyperbolic Jacobsthal numbers – dual-hyperbolic r-Jacobsthal numbers. We present some properties of them, among others the Binet formula, Catalan, Cassini, and d’Ocagne identities. Moreover,
Bród Dorota   +2 more
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

On the reciprocal sums of square of generalized bi-periodic Fibonacci numbers

open access: yes, 2018
Recently Basbük and Yazlik [1] proved identities related to the reciprocal sum of generalized bi-periodic Fibonacci numbers starting from 0 and 1, and raised an open question whether we can obtain similar results for the reciprocal sum of mth power (m 2)
Ginkyu Choi, Y. Choo
semanticscholar   +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 Cauchy Products of q−Central Delannoy Numbers

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2023
In this study, we have examined q− central Delannoy numbers and their Cauchy products. We have given some related equalities using the properties of recurrence relations.
Halıcı Serpil
doaj   +1 more source

Simplifying Two Families of Nonlinear Ordinary Differential Equations

open access: yes, 2017
In the paper, by virtue of techniques in combinatorial analysis, the authors simplify two families of nonlinear ordinary differential equations in terms of the Stirling numbers of the first kind.
Feng Qi (祁锋)   +2 more
semanticscholar   +1 more source

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