Non-existence of certain topological expansions
- 17 Downloads
This note proves the following theorem:
Theorem. — For For every cardinal τ that τ>2c there exists a completely regular space of dispersion character τ which cannot be expanded to a normal space without changing the dispersion character.
This result answers a question raised by Edwin Hewitt.
KeywordsNormal Space Regular Space Dispersion Character Topological Expansion
Unable to display preview. Download preview PDF.