Abstract
We initiate the study of ends of non-metrizable manifolds and introduce the notion of short and long ends. Using the theory developed, we provide a characterization of (non-metrizable) surfaces that can be written as the topological sum of a metrizable manifold plus a countable number of “long pipes” in terms of their spaces of ends; this is a direct generalization of Nyikos's bagpipe theorem.
Translated title of the contribution | Extremos de variedades no metrizables: un teorema de gaita generalizado |
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Original language | English |
Article number | 108017 |
Journal | Topology and its Applications |
Volume | 310 |
DOIs | |
State | Published - 1 Apr 2022 |
Keywords
- Bagpipe
- Freudenthal compactification
- Non-metrizable manifolds
- Nyikos's bagpipe theorem
- Space of ends