Results 51 to 60 of about 145,594 (304)

Some Polynomial Sequence Relations

open access: yesMathematics, 2019
We give some polynomial sequence relations that are generalizations of the Sury-type identities. We provide two proofs, one based on an elementary identity and the other using the method of generating functions.
Chan-Liang Chung
doaj   +1 more source

Coincidences in Generalized Lucas Sequences

open access: yesThe Fibonacci Quarterly, 2014
For an integer $k\geq 2$, let $(L_{n}^{(k)})_{n}$ be the $k-$generalized Lucas sequence which starts with $0,\ldots,0,2,1$ ($k$ terms) and each term afterwards is the sum of the $k$ preceding terms. In this paper, we find all the integers that appear in different generalized Lucas sequences; i.e., we study the Diophantine equation $L_n^{(k)}=L_m^{(\ell)
Bravo, Eric F.   +2 more
openaire   +2 more sources

Complete solutions of the simultaneous Pell equations $ (a^2+1)y^2-x^2 = y^2-bz^2 = 1 $

open access: yesAIMS Mathematics, 2021
In this paper, we consider the simultaneous Pell equations $ (a^2+1)y^2-x^2 = y^2-bz^2 = 1 $ where $ a > 0 $ is an integer and $ b > 1 $ is squarefree and has at most three prime divisors.
Changsheng Luo, Jiagui Luo
doaj   +1 more source

On harmonic numbers and Lucas sequences [PDF]

open access: yesPublicationes Mathematicae Debrecen, 2012
Harmonic numbers $H_k=\sum_{05 we have $$\sum_{k=0}^{p-1}u_{k+ }H_k/2^k=0 (mod p),$$ where $ =0$ if p=1,2,4,8 (mod 15), and $ =1$ otherwise.
openaire   +3 more sources

On the discriminator of Lucas sequences. II

open access: yes, 2023
25 pages, 7 ...
Ferrari, ., Luca, F., Moree, P.
openaire   +3 more sources

On New Polynomial Sequences Constructed to Each Vertex in an n-Gon

open access: yesDiscrete Dynamics in Nature and Society, 2022
In this work, we bring to light the properties of newly formed polynomial sequences at each vertex of Pell polynomial sequences placed clockwise at each vertex in the n-gon. We compute the relation among the polynomials with such vertices.
Abdul Hamid Ganie   +3 more
doaj   +1 more source

Complete solutions of the simultaneous Pell's equations $ (a^2+2)x^2-y^2 = 2 $ and $ x^2-bz^2 = 1 $

open access: yesAIMS Mathematics, 2023
In this paper, we consider the simultaneous Pell equations $ (a^2+2)x^2-y^2 = 2 $ and $ x^2-bz^2 = 1 $ where $ a $ is a positive integer and $ b > 1 $ is squarefree and has at most three prime divisors.
Cencen Dou, Jiagui Luo
doaj   +1 more source

Higher scores on autonomic symptom scales in pediatric patients with neurodevelopmental disorders of known genetic etiology

open access: yesBrain and Behavior, Volume 12, Issue 12, December 2022., 2022
Abstract Introduction Features of underlying autonomic dysfunction, including sleep disturbances, gastrointestinal problems, and atypical heart rate, have been reported in neurodevelopmental conditions, including autism spectrum disorder (ASD). The current cross‐sectional, between‐groups study aimed to quantify symptoms of autonomic dysfunction in a ...
Antoinette S DiCriscio   +6 more
wiley   +1 more source

Magic numbers in the music of Sofia Gubaidulina [PDF]

open access: yesMuzikologija, 2002
Sofia Gubaidulina's compositions are characterized by a special kind of symbolism and constructivism both based on numbers, i.e. mathematical proportions. In almost all her works so-called numerical plots can be detected. The proportions of the Fibonacci
Tsenova Valeria
doaj   +1 more source

On the Hyperbolic Leonardo and Hyperbolic Francois Quaternions

open access: yesJournal of New Theory, 2023
In this paper, we present a new definition, referred to as the Francois sequence, related to the Lucas-like form of the Leonardo sequence. We also introduce the hyperbolic Leonardo and hyperbolic Francois quaternions.
Paula Maria Machado Cruz Catarino   +2 more
doaj   +1 more source

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