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arXiv 2007.07879cs.LOmath.LO
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拓扑视角下的保持定理

Preservation Theorems Through the Lens of Topology

Aliaume Lopez

AI总结:

本文提出一类可刻画保持定理存在性的拓扑空间,研究其在多种拓扑构造下的相对化问题,并将已有结果整合到新框架中以揭示证明核心。

摘要:

本文提出了一类拓扑空间,可刻画保持定理的存在性。借助这类空间的结构,我们在满射态射、子类、和、积、拓扑闭包与投射极限的合适定义下,研究保持定理的相对化问题。全文还将已有结果整合到这一新框架中,展示了该框架如何抓住这些结果证明的核心。

英文摘要:

In this paper, we introduce a family of topological spaces that captures the existence of preservation theorems. The structure of those spaces allows us to study the relativisation of preservation theorems under suitable definitions of surjective morphisms, subclasses, sums, products, topological closures, and projective limits. Throughout the paper, we also integrate already known results into this new framework and show how it captures th essence of their proofs.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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