Results 11 to 20 of about 5,197 (132)

Quadratic Approximation of Generalized Tribonacci Sequences

open access: yesDiscussiones Mathematicae - General Algebra and Applications, 2018
In this paper, we give quadratic approximation of generalized Tribonacci sequence {Vn}n≥0 defined by Vn = rVn−1 + sV n−2 + tV n−3 (n ≥ 3) and use this result to give the matrix form of the n-th power of a companion matrix of {Vn}n≥0. Then we re-prove the
Cerda-Morales Gamaliel
doaj   +2 more sources

Newton and Leibniz on Non-substantival Space [PDF]

open access: yes, 2005
The aim of this paper is to analyze Leibniz and Newton’s conception of space, and to point out where their agreements and disagreements lie with respect to its mode of existence.
Cassini, Alejandro
core   +4 more sources

Horadam Octonions

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2017
In this paper, first we define Horadam octonions by Horadam sequence which is a generalization of second order recurrence relations. Also, we give some fundamental properties involving the elements of that sequence.
Karataş Adnan, Halici Serpil
doaj   +1 more source

On a generalization of the Gadovan numbers [PDF]

open access: yesMathematica Moravica
In this paper, we define (k, l)-Gadovan numbers. We give the Binet-like formula, the generating functions, the exponential generating function of the (k, l)-Gadovan numbers. Also, we derive Cassinilike identity, Catalan-like identity, Vajda-like identity,
Özkan Engın, Eser Engın, Uysal Mıne
doaj   +1 more source

The Quaterniontonic and Octoniontonic Fibonacci Cassini’s Identity: An Historical Investigation with the Maple’s Help [PDF]

open access: yesInternational Electronic Journal of Mathematics Education, 2018
This paper discusses a proposal for exploration and verification of numerical and algebraic behavior correspondingly to Generalized Fibonacci model. Thus, it develops a special attention to the class of Fibonacci quaternions and Fibonacci octonions and with this assumption, the work indicates an investigative and epistemological route, with assistance ...
openaire   +1 more source

Construction of generalized bicomplex Leonardo numbers [PDF]

open access: yesNotes on Number Theory and Discrete Mathematics
In this paper, we introduce a new class of bicomplex numbers whose components are expressed in terms of bicomplex Leonardo numbers. The motivation for this study arises from the growing interest in generalizations of well-known integer sequences within ...
Murat Turan   +1 more
doaj   +1 more source

Mercury's Internal Structure [PDF]

open access: yes, 2018
We describe the current state of knowledge about Mercury's interior structure. We review the available observational constraints, including mass, size, density, gravity field, spin state, composition, and tidal response.
Hauck II, Steven A.   +4 more
core   +3 more sources

Cassini, d'Ocagne, and Vajda identities for n-step Fibonacci numbers

open access: yes, 2022
Results of this paper concern $n$-determinants which we defined in the paper \cite{jan}. In the paper \cite{jabo}, $2$-determinants are considered. In this paper, we extend results from \cite{jabo} on $n$-determinants by proving that Cassini, d'Ocagne, Catalan and Vajda identities may be extended to hold for $n$-step Fibonacci numbers.
openaire   +2 more sources

Dark Matter Relic Abundance and Scalar-Tensor Dark Energy [PDF]

open access: yes, 2004
Scalar-tensor theories of gravity provide a consistent framework to accommodate an ultra-light quintessence scalar field. While the equivalence principle is respected by construction, deviations from General Relativity and standard cosmology may show up ...
A. Masiero   +10 more
core   +2 more sources

New Records of Michigan Cicadidae (Homoptera), With Notes on the Use of Songs to Monitor Range Changes [PDF]

open access: yes, 2017
We present records of Diceroprocta vitripennis, Tibicen chloromera, and Tibicen pruinosa (new state record) in Michigan. Monitoring geographic range changes and population size differences by song suggests several population situations for cicadas: (1 ...
Alexander, Richard D   +3 more
core   +2 more sources

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