Results 81 to 90 of about 143 (119)

On Diophantine equations involving Lucas sequences

open access: yesOpen Mathematics, 2019
In this paper, we shall study the Diophantine equation un = R(m)P(m)Q(m), where un is a Lucas sequence and R, P and Q are polynomials (under weak assumptions).
Trojovský Pavel
doaj   +1 more source

On The Order Of Convergence Of A Determinantal Family Of Root-Finding Methods

open access: yes, 1997
For each natural number m greater than one, and each natural number k less than or equal to m, there exists a root-finding iteration function, defined as the ratio of two determinants that depend on the first m \Gamma k derivatives of the given function,
Bahman Kalantari
core  

On Powers, Roots and Moore–Penrose Inverses of Matrices Via Generalized Fibonacci Numbers

open access: yesAnnales Mathematicae Silesianae
The purpose of this work is to introduce some new results about the relations between powers, roots and Moore–Penrose inverses of square matrices satisfying a cubic matrix equation and the generalized Fibonacci numbers.
Karakaya Sinan   +2 more
doaj   +1 more source

A Fibonacci-like sequence of composite numbers

open access: yes, 1999
In 1964, Ronald Graham proved that there exist relatively prime natural numbers a and b such that the sequence fA n g defined by A n = A n\Gamma1 +A n\Gamma2 (n 2; A 0 = a; A 1 = b) contains no prime numbers, and constructed a 34-digit pair ...
John W. Nicol
core  

Bounds for the k-term Zeckendorf representations of Tribonacci-Lucas numbers with explicit results

open access: yesAnnals of the West University of Timisoara: Mathematics and Computer Science
Zeckendorf proved that every positive integer has a unique representation as a sum of non-consecutive Fibonacci numbers. In this paper, we applied the linear forms in logarithms to the Zeckendorf representation of the Tribonacci-Lucas sequences to find ...
Ousseni Awaou Lare   +2 more
doaj   +1 more source

Tribonacci numbers that are concatenations of two repdigits. [PDF]

open access: yesRev R Acad Cienc Exactas Fis Nat A Mat, 2020
Ddamulira M.
europepmc   +1 more source

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