Topology, revised and completed edition, Heldermann Verlag, 1989, ISBN 978-3-88538-006-1¶
Ryszard Engelking, G. (1989). Topology, revised and completed edition, Heldermann Verlag, 1989, ISBN 978-3-88538-006-1. Heldermann Verlag.
Cited by¶
2 citations across 2 artifacts.
Each citation links to the sentence it supports in the citing article.
Domain-specific¶
- Gδ Set
- A subspace of a completely metrizable space is completely metrizable precisely when it is Gδ in the ambient space
This sourceEngelking states the Alexandrov theorem in its general form - a subspace of a completely metrizable space is completely metrizable exactly when it is a G-delta - without any separability assumption.
- A subspace of a completely metrizable space is completely metrizable precisely when it is Gδ in the ambient space
- Wallman compactification
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