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[期刊论文] 作者：Dawoud Ahmadi Dastjerdi,Maryam,
来源：理论数学进展(英文) 年份：2012
Let , and for any , . If is positive, then B is considered as a large set with . Its difference set has both high density and rich structure. The set with is al...
[期刊论文] 作者：Dawoud Ahmadi Dastjerdi,Malihe,
来源：理论数学进展(英文) 年份：2012
We will present some restrictions for a rigidity sequence of a nontrivial topological dynamical system. For instance, any finite linear combination of a rigidit...
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