搜索结果: 1-2 共查到“应用数学 Amenability”相关记录2条 . 查询时间(0.111 秒)
AMENABILITY AND RAMSEY THEORY
RAMSEY THEORY
2015/8/17
The purpose of this article is to connect the notion of the amenability of a discrete group with a new form of structural Ramsey theory. The Ramsey theoretic reformulation of amenability constitutes a...
Coarse non-amenability and covers with small eigenvalues
Amenability coarse embeddings expander graphs graph coverings
2010/12/3
Given a closed Riemannian manifold M and a (virtual) epimorphism π1(M) ։ F2 of the fundamental group onto a free group of rank 2, we construct a tower of finite sheeted regular
covers {Mn}1 n=0...