期刊论文详细信息
Canadian mathematical bulletin | |
Productively Lindelöf Spaces May All Be $D$ | |
Franklin D. Tall1  | |
[1] Department of Mathematics, University of Toronto, Toronto, ON M5S 2E4 | |
关键词: productively Lindelöf; $D$-space; projectively $sigma$-compact; Menger; Hurewicz; | |
DOI : 10.4153/CMB-2011-150-2 | |
学科分类:数学(综合) | |
来源: University of Toronto Press * Journals Division | |
【 摘 要 】
We give easy proofs that (a) the Continuum Hypothesis implies that ifthe product of $X$ with every Lindelöf space is Lindelöf, then $X$ isa $D$-space, and (b) Borel's Conjecture implies every Rothberger spaceis Hurewicz.
【 授权许可】
Unknown
【 预 览 】
Files | Size | Format | View |
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RO201912050576933ZK.pdf | 36KB | download |