Skip to main content

Timeline for A criterion for second countability

Current License: CC BY-SA 4.0

10 events
when toggle format what by license comment
Jun 17, 2018 at 16:49 comment added Taras Banakh @AliBagheri Have you read this Exercise 3.12.7(b)? Could you formulate what is proved in this exercise?
Jun 17, 2018 at 16:20 comment added ABB I could not get how this exercise helps us to find the result. Could you please write a bite more.
Jun 1, 2018 at 5:41 comment added Taras Banakh @AliBagheri See Exercise 3.12.7(b) in "General Topology" of Engelking.
May 31, 2018 at 20:10 comment added ABB Could you please give a bit more concerning the last Theorem. Indeed why the coincidences of $\sigma$-algebras implies the hereditary Lindelof property.
May 29, 2018 at 8:52 vote accept ABB
May 29, 2018 at 7:11 history edited Taras Banakh CC BY-SA 4.0
added 308 characters in body
May 29, 2018 at 6:00 history edited Taras Banakh CC BY-SA 4.0
added 19 characters in body
May 29, 2018 at 5:45 history edited Taras Banakh CC BY-SA 4.0
added 278 characters in body
May 29, 2018 at 5:33 history edited Taras Banakh CC BY-SA 4.0
added 278 characters in body
May 29, 2018 at 5:25 history answered Taras Banakh CC BY-SA 4.0