Results 41 to 50 of about 12,986 (183)

On an application of Binet’s second formula

open access: yesProceedings of the American Mathematical Society, 2017
Let \(f(x)= \int^\infty_0 ((\sin t)/(t+ x))\,dt\) and \(g(x)= \int^\infty_0 ((\cos t)/(t+ x))\,dt\). The author proves the following representation formulas: \[ \begin{aligned} f(2\pi) &= \pi \sum^\infty_{n=1} {\mu(n)\over n}\,\Biggl(\log\Gamma(nx)- nx\log(nx)+ nx-{1\over 2}\log\Biggl({2\pi\over nx}\Biggr)\Biggr)\qquad\text{and}\\ g(2\pi) &= {1\over 2}\
openaire   +1 more source

On fourth-order jacobsthal quaternions

open access: yesJournal of Mathematical Sciences and Modelling, 2018
In this paper, we present for the first time a sequence of quaternions of order 4 that we will call the fourth-order Jacobsthal and the fourth-order Jacobsthal-Lucas quaternions. In particular, we are interested in the generating function, Binet formula,
Gamaliel Cerda-morales
doaj   +1 more source

A multilinear algebra proof of the Cauchy-Binet formula and a multilinear version of Parseval's identity [PDF]

open access: yes, 2013
We give a short proof of the Cauchy-Binet determinantal formula using multilinear algebra by first generalizing it to an identity {\em not} involving determinants.
Konstantopoulos, Takis
core   +1 more source

Climate Warming Amplifies the Contribution of High‐Altitude Cold Regions to Global Carbonate Weathering Carbon Sink

open access: yesEarth's Future, Volume 14, Issue 4, April 2026.
Abstract Carbonate weathering carbon‐sink (CWCS) is a critical yet inaccurately quantified component of terrestrial carbon sequestration. However, the mechanisms through which climate change and vegetation dynamics drive the spatial heterogeneity of CWCS remain unclear.
Junhan Li   +10 more
wiley   +1 more source

On Some Properties of Tribonacci Quaternions

open access: yes, 2017
In this paper, we give some properties of the Tribonacci and Tribonacci-Lucas quaternions and obtain some identities for ...
Akkus, Ilker, Kizilaslan, Gonca
core   +1 more source

Tribonacci and Tribonacci-Lucas Sedenions

open access: yes, 2018
The sedenions form a 16-dimensional Cayley-Dickson algebra. In this paper, we introduce the Tribonacci and Tribonacci-Lucas sedenions. Furthermore, we present some properties of these sedenions and derive relationships between them.Comment: 17 pages, 1 ...
Soykan, Yüksel
core   +1 more source

Massive Spanning Forests on the Complete Graph: Exact Distribution and Local Limit

open access: yesRandom Structures &Algorithms, Volume 68, Issue 2, March 2026.
ABSTRACT We provide new exact formulas for the distribution of massive spanning forests on the complete graph, which give also a new outlook on the celebrated special case of the uniform spanning tree. As a corollary we identify their local limit. This generalizes a well‐known theorem of Grimmett on the local limit of uniform spanning trees on the ...
Matteo D'Achille   +2 more
wiley   +1 more source

Generalized Bronze Leonardo sequence [PDF]

open access: yesNotes on Number Theory and Discrete Mathematics
In this study, we define the Bronze Leonardo, Bronze Leonardo–Lucas, and Modified Bronze Leonardo sequences, and some terms of these sequences are given. Then, we give special summation formulas, special generating functions, etc.
Engin Özkan, Hakan Akkuş
doaj   +1 more source

On Dual Quaternions with $k-$Generalized Leonardo Components

open access: yesJournal of New Theory, 2023
In this paper, we define a one-parameter generalization of Leonardo dual quaternions, namely $k-$generalized Leonardo-like dual quaternions. We introduce the properties of $k$-generalized Leonardo-like dual quaternions, including relations with Leonardo,
Gülsüm Yeliz Saçlı   +1 more
doaj   +1 more source

Twisted immanant and matrices with anticommuting entries

open access: yes, 2015
This article gives a new matrix function named "twisted immanant," which can be regarded as an analogue of the immanant. This is defined for each self-conjugate partition through a "twisted" analogue of the irreducible character of the symmetric group ...
Itoh, Minoru
core   +1 more source

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