Levine, Norman Simple extensions of topologies. (English) Zbl 0121.17203 Am. Math. Mon. 71, 22-25 (1964). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 2 ReviewsCited in 17 Documents MSC: 54A10 Several topologies on one set (change of topology, comparison of topologies, lattices of topologies) Keywords:topology × Cite Format Result Cite Review PDF Full Text: DOI