Results 21 to 30 of about 476,689 (165)

Local Diophantine Nullstellen inequalities [PDF]

open access: yesJournal of the American Mathematical Society, 1988
The main result of this paper is as follows. Let \(P_1,\ldots, P_n\) be polynomials of total degree at most \(D\) in \(x_1,\ldots,x_m\), with rational integer coefficients of absolute values at most \(H\).
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Systems of quadratic diophantine inequalities [PDF]

open access: yesJournal de théorie des nombres de Bordeaux, 2008
Let Q 1 , ⋯ , Q r
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On pairs of cubic Diophantine inequalities

open access: yesMathematika, 1991
\textit{H. Davenport} and \textit{H. Heilbronn} [J. Lond. Math. Soc. 21, 185--193 (1946; Zbl 0060.11914)] proved that if \(Q({\mathbf x})=\sum^5_{j=1}\lambda_jx^2_j\) is an indefinite quadratic form with real coefficients \(\lambda_j\), such that at least one of the ratios \(\lambda_i/\lambda_j\) is irrational, then for any \(\varepsilon>0\) there ...
Brüdern, Jörg, Cook, R. J.
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Quadratic Diophantine Inequalities

open access: yesJournal of Number Theory, 2001
The theme of this paper is to investigate certain systems of Diophantine inequalities on real diagonal quadratic forms. First, let \(Q_1\) and \(Q_2\) be real diagonal quadratic forms in \(s\) variables, with \(s\geq 10\), and suppose that whenever \(\alpha\) and \(\beta\) are real numbers with \((\alpha,\beta)\neq(0,0)\), then the form \(\alpha Q_1 ...
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One Cubic Diophantine Inequality [PDF]

open access: yesJournal of the London Mathematical Society, 2000
Let \(F(x)\) be a cubic form with real coefficients in \(s\) variables. \textit{J. Pitman} [J. Lond. Math. Soc. 43, 119-126 (1968; Zbl 0164.05301)] proved that there exists \(s_0> 0\) such that for any \(s\geq s_0\) the inequality \[ |F(x)|< 1 \tag{1} \] is solvable in \({\mathbf x}\in \mathbb{Z}^3\setminus \{\mathbf{0}\}\). About the quantitative part,
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On Diophantine transference principles [PDF]

open access: yes, 2018
We provide an extension of the transference results of Beresnevich and Velani connecting homogeneous and inhomogeneous Diophantine approximation on manifolds and provide bounds for inhomogeneous Diophantine exponents of affine subspaces and their ...
ANTOINE MARNAT   +3 more
core   +1 more source

On 7‐adic Galois representations for elliptic curves over Q$\mathbb {Q}$

open access: yesProceedings of the London Mathematical Society, Volume 133, Issue 2, August 2026.
Abstract In recent years, significant progress has been made on Mazur's Program B, with many authors beginning a systematic classification of all possible images of p$p$‐adic Galois representations attached to elliptic curves over Q$\mathbb {Q}$. Currently, the classification is only complete for p∈{2,3,13,17}$p \in \lbrace 2,3,13,17\rbrace$.
Lorenzo Furio, Davide Lombardo
wiley   +1 more source

Cubic diophantine inequalities III

open access: yesPeriodica Mathematica Hungarica, 1996
This paper reports on the continuing investigation by the author of the distribution of the values of diagonal cubic forms in seven and eight variables [Mathematica 35, 51-58 (1988; Zbl 0659.10015) and J. Lond. Math. Soc. (2) 53, 1-18 (1996; Zbl 0858.11018)]. The results of the present paper are as follows.
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Symmetric modular Diophantine inequalities [PDF]

open access: yesProceedings of the American Mathematical Society, 2006
In this paper we study and characterize those Diophantine inequalities a x mod ⁡
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On transfer inequalities in Diophantine approximation, II [PDF]

open access: yesMathematische Zeitschrift, 2009
We refine Khintchine Transference Principle which relates the measure of simultaneous rational approximation of an $n$ real numbers with the measure of linear independence of these $n$ numbers. Khintchine's inequalities are known to be optimal. However, they may be sharpened by taking into account two further uniform exponents.
Bugeaud, Yann, Laurent, Michel
openaire   +3 more sources

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