Skip to main content
7 events
when toggle format what by license comment
Aug 4, 2016 at 11:33 vote accept Emanuele Paolini
Aug 4, 2016 at 9:21 comment added Emanuele Paolini When I say it is "open" and hence "homeomorphism" i mean that we restrict the codomain to be equal to the image of the map, so it becomes bijective. A closed bijective map is also open. I added some words to make it clearer.
Aug 4, 2016 at 9:18 history edited Emanuele Paolini CC BY-SA 3.0
added 15 characters in body
Aug 3, 2016 at 20:29 comment added Gregory Arone Unless I am confused, $u$ is closed but not open.
Aug 3, 2016 at 20:29 answer added Gregory Arone timeline score: 4
Aug 3, 2016 at 13:03 history edited Emanuele Paolini
edited tags
Jul 25, 2016 at 14:45 history asked Emanuele Paolini CC BY-SA 3.0