Results 41 to 50 of about 2,550,362 (221)

Rational Approximations to Certain Algebraic Numbers

open access: yes, 2023
W.M.Schmit[11] conjectured that for any$\;\theta$ with deg$\;\theta\geq 3,$ there is no constant$\;C=C(\theta)$ so that$\;|p-q\theta|>Cq^{-1}$ for every rationa$\;p/q.$ [12,p26] states that the computations of the first several thousand partial quotients
Li, Jinxiang
core  

DiracQ: A Package for Algebraic Manipulation of Non-Commuting Quantum Variables

open access: yesJournal of Open Research Software, 2015
In several problems of quantum many body physics, one is required to handle complex expressions originating in the non-commutative nature of quantum operators. Their manipulation requires precise ordering and application of simplification rules. This can
John G. Wright, B. Sriram Shastry
doaj   +1 more source

An effective lower bound for the height of algebraic numbers [PDF]

open access: yes, 2012
We prove that if $\alpha$ is a non-zero algebraic number of degree $d \geq 2$ which is not a root of unity, then $dh(\alpha)>(1/4) (\log(\log (d))/\log(d))^3.
P. Voutier
semanticscholar   +1 more source

Effective Irrationality Measures and Approximation by Algebraic Conjugates

open access: yes, 2010
In this paper, we present a result on using algebraic conjugates to form a sequence of approximations to an algebraic number, and in this way obtain effective irrationality measures for related algebraic numbers.
Voutier, Paul
core   +1 more source

Mental calculation skills and algebraic initiation: some relationships

open access: yesAmazônia, 2014
This article identifies,  understands and characterized previous knowledge of students from 6th and 7th grades in relation to mental calculation skills and how these are linked to the construction of tasks that start they in the field of algebra. This is
Célia Maria Carolino Pires   +1 more
doaj   +1 more source

The distribution of close conjugate algebraic numbers [PDF]

open access: yesCompositio Mathematica, 2009
We investigate the distribution of real algebraic numbers of a fixed degree that have a close conjugate number, with the distance between the conjugate numbers being given as a function of their height.
V. Beresnevich, V. Bernik, F. Gotze
semanticscholar   +1 more source

Thue's Fundamentaltheorem, I: The General Case

open access: yes, 2010
In this paper, Thue's Fundamentaltheorem is analysed. We show that it includes, and often strengthens, known effective irrationality measures obtained via the so-called hypergeometric method as well as showing that it can be applied to previously ...
Voutier, Paul
core   +1 more source

Refined Literal Indeterminacy and the Multiplication Law of Sub-Indeterminacies [PDF]

open access: yesNeutrosophic Sets and Systems, 2015
In this paper, we make a short history about: the neutrosophic set, neutrosophic numerical components and neutrosophic literal components, neutrosophic numbers, neutrosophic intervals, neutrosophic hypercomplex numbers of dimension n, and elementary ...
Florentin Smarandache
doaj  

On Bicomplex Pell and Pell-Lucas Numbers

open access: yesCommunications in Advanced Mathematical Sciences, 2018
In this paper, bicomplex Pell and bicomplex Pell-Lucas numbers are defined. Also, negabicomplex Pell and negabicomplex Pell-Lucas numbers are given. Some algebraic properties of bicomplex Pell and bicomplex Pell-Lucas numbers which are connected between ...
Fügen Torunbalcı Aydın
doaj   +1 more source

A EDUCAÇÃO MATEMÁTICA E O ENSINO DE ÁLGEBRA NA PERSPECTIVA DE DESENVOLVIMENTO DO PENSAMENTO ALGÉBRICO

open access: yesRevista Binacional Brasil - Argentina, 2020
This article discusses the teaching of algebra from the perspective of the development of algebraic thinking, based on activities in the 6th Mathematics textbook. Year in line with Mathematics Education. We investigated how
Márcia Azevedo Campos   +1 more
doaj   +1 more source

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