𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Retractions from βX onto βX-X

✍ Scribed by Eric K. van Douwen

Publisher
Elsevier Science
Year
1978
Weight
503 KB
Volume
9
Category
Article
ISSN
0016-660X

No coin nor oath required. For personal study only.

✦ Synopsis

If there b a retraction from @X onto @X-X then X is locally compact and pseudocompaet. ('But X can "have arbitrarily large closed discrete C*-embedded subsets.

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What I learned about βX, C(X) and produc
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We review and analyze some of the contributions of Wis Comfort to the theory of extending realvalued functions, products and the Stone-Čech compactification.