论文标题

映射$ h $ -cobordant歧管的班级组

Mapping class groups of $h$-cobordant manifolds

论文作者

Muñoz-Echániz, Samuel

论文摘要

我们证明,通过展示$ h $ h $ cobordant的歧管,其映射级别的类别具有不同的基础性,映射类组并不是高维流形的$ h $ bobordism。为此,我们引入了“ $ h $ block”捆绑的模量空间,并了解其与普通块束的模量空间的差异。

We prove that the mapping class group is not an $h$-cobordism invariant of high-dimensional manifolds by exhibiting $h$-cobordant manifolds whose mapping class groups have different cardinalities. In order to do so, we introduce a moduli space of "$h$-block" bundles and understand its difference with the moduli space of ordinary block bundles.

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