A note on Diophantine approximation with prime variables and mixed powers

A note on Diophantine approximation with prime variables and mixed powers
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关于具有素数变量和混合幂的丢番图近似的注解

DOI:
10.1007/s11139-020-00347-x
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发表时间:
2021-02
期刊:
The Ramanujan Journal
影响因子:
--
通讯作者:
Huafeng Liu
Huafeng Liu
中科院分区:
其他
文献类型:
--
作者:
Huafeng Liu

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设k >= 4为整数。设lambda(1),lambda(2),lambda(3),lambda(4)为正真实的数,则lambda(1)/lambda(2)为无理代数数.设V是间隔良好的序列,并且delta > 0。本文证明了,对任意n> 0,nu的个数是V的一个元素,且nu <= X,使得不等式:竖线lambda(1)p(1)(2)+ lambda(2)p(2)(2)+ lambda(3)p(3)(4)+ lambda(4)p(4)(k)- nu竖线< nu(-delta)在素数p(1),p(2),p(3)中无解,p(4)不超过O(X1-sigma*(k)+2 delta+ n),其中sigma*(k)依赖于k。这改进了Qu和Zeng的最近结果(Ramanujan J 52:625-639,2020)。
Let k >= 4 be an integer. Suppose that lambda(1), lambda(2), lambda(3), lambda(4) are positive real numbers, lambda(1)/lambda(2) is irrational and algebraic. Let V be a well-spaced sequence, and delta > 0. In this paper, we prove that, for any epsilon > 0, the number of nu is an element of V with nu <= X such that the inequality.vertical bar lambda(1)p(1)(2) + lambda(2)p(2)(2) + lambda(3)p(3)(4) + lambda(4)p(4)(k) - nu vertical bar < nu(-delta).has no solution in primes p(1), p(2), p(3), p(4) does not exceed O(X1-sigma*(k)+2 delta+epsilon), where sigma*(k) relies on k. This improves a recent result of Qu and Zeng (Ramanujan J 52:625-639, 2020).
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发表时间: 2022-06
期刊: The Ramanujan Journal
影响因子: --
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