Results 21 to 30 of about 3,822 (183)

On Recursive Hyperbolic Fibonacci Quaternions

open access: yesCommunications in Advanced Mathematical Sciences, 2021
Many quaternions with the coefficients selected from special integer sequences such as Fibonacci and Lucas sequences have been investigated by a great number of researchers.
Ahmet Daşdemir
doaj   +1 more source

On the intersections of Fibonacci, Pell, and Lucas numbers [PDF]

open access: yes, 2010
We describe how to compute the intersection of two Lucas sequences of the forms $\{U_n(P,\pm 1) \}_{n=0}^{\infty}$ or $\{V_n(P,\pm 1) \}_{n=0}^{\infty}$ with $P\in\mathbb{Z}$ that includes sequences of Fibonacci, Pell, Lucas, and Lucas-Pell numbers.
Bilu   +13 more
core   +2 more sources

On some links between the generalised Lucas pseudoprimes of level k

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2023
Pseudoprimes are composite integers sharing behaviours of the prime numbers, often used in practical applications like public-key cryptography. Many pseudoprimality notions known in the literature are defined by recurrent sequences.
Andrica Dorin   +2 more
doaj   +1 more source

Diophantine equations with Lucas and Fibonacci number coefficients [PDF]

open access: yesNotes on Number Theory and Discrete Mathematics
Fibonacci and Lucas numbers are special number sequences that have been the subject of many studies throughout history due to the relations they provide.
Cemil Karaçam   +3 more
doaj   +1 more source

On Hessenberg and pentadiagonal determinants related with Fibonacci and Fibonacci-like numbers [PDF]

open access: yes, 2014
In this paper, we establish several new connections between the generalizations of Fibonacci and Lucas sequences and Hessenberg determinants. We also give an interesting conjecture related to the determinant of an infinite pentadiagonal matrix with the ...
Arı, Kamil, İpek, Ahmet
core   +1 more source

Generalized Fibonacci and Lucas Sequences and Rootfinding Methods [PDF]

open access: yesMathematics of Computation, 1993
Consider the sequences{un}\{ {u_n}\}and{vn}\{ {v_n}\}generated byun+1=pun−qun−1{u_{n + 1}} = p{u_n} - q{u_{n - 1}}andvn+1=pvn−qvn−1,n≥1{v_{n + 1}} = p{v_n} - q{v_{n - 1}},n \geq 1, whereu0=0,u1=1,v0=2,v1=p{u_0} = 0,{u_1} = 1,{v_0} = 2,{v_1} = p, withpandqreal and nonzero.
openaire   +1 more source

New summation identities of hyperbolic k-Fibonacci and k-Lucas quaternions [PDF]

open access: yesNotes on Number Theory and Discrete Mathematics
In this paper, we introduce a set of identities involving hyperbolic k-Fibonacci quaternions and k-Lucas quaternions. Moreover, we derive summation identities for hyperbolic k-Fibonacci and k-Lucas quaternions by utilizing established properties of k ...
A. D. Godase
doaj   +1 more source

On some new results for the generalised Lucas sequences

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2021
In this paper we introduce the functions which count the number of generalized Lucas and Pell-Lucas sequence terms not exceeding a given value x and, under certain conditions, we derive exact formulae (Theorems 3 and 4) and establish asymptotic limits ...
Andrica Dorin   +2 more
doaj   +1 more source

The Fibonacci numbers of certain subgraphs of circulant graphs

open access: yesAKCE International Journal of Graphs and Combinatorics, 2015
The Fibonacci number ℱ(G) of a graph G with vertex set V(G), is the total number of independent vertex sets S⊂V(G); recall that a set S⊂V(G) is said to be independent whenever for every two different vertices u,v∈S there is no edge between them.
Loiret Alejandría Dosal-Trujillo   +1 more
doaj   +1 more source

Smarandache Sequences: Explorations and Discoveries with a Computer Algebra System [PDF]

open access: yes, 2000
Study of Smarandache sequences of numbers, and related problems, via a Computer Algebra. Sy::;tem.
Gouveia, Paulo, Torres, Delfim
core   +1 more source

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