Non-existence of an Algorithm for Determining the Triviality of the Second Homotopy Groups of Arbitrary Compact Topological Spaces
Lefit Yuxiang Hao, Zijie Kang, Hongjie Liu, Pengcheng Ma, Mufeng, Zhou

TL;DR
This paper proves that there is no algorithm capable of deciding whether the second homotopy group of any compact topological space is trivial, highlighting fundamental limits of computational topology.
Contribution
It establishes the non-existence of a general algorithm for determining the triviality of second homotopy groups in compact spaces, a significant theoretical limitation.
Findings
No algorithm exists for this decision problem.
Highlights inherent computational limitations in topology.
Advances understanding of algorithmic boundaries in algebraic topology.
Abstract
In this paper, we demonstrate the non-existence of a computational algorithm capable of determining whether the second homotopy group of any compact constructive topological space is trivial. This finding shows the inherent limitations of computer methods in resolving certain topological problems.
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Taxonomy
TopicsFuzzy and Soft Set Theory · Advanced Topology and Set Theory
