Timeline for Turning injection of homotopy groups to an isomorphism
Current License: CC BY-SA 4.0
8 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Jun 16, 2019 at 23:01 | vote | accept | user127776 | ||
| Jun 16, 2019 at 22:44 | answer | added | John Klein | timeline score: 7 | |
| Jun 16, 2019 at 20:41 | answer | added | Connor Malin | timeline score: 5 | |
| Jun 16, 2019 at 19:15 | comment | added | Charles Rezk | A counterexample, which is even a map of infinite loop spaces and injective on homology, is $BSU\to BU$. | |
| Jun 16, 2019 at 16:42 | comment | added | user127776 | Yes they induce injections on homotopies and homologies in MY situation. | |
| Jun 16, 2019 at 12:10 | comment | added | Matt Feller | It is not true that an inclusion of CW complexes induces an injection of fundamental groups. For example, $S^1\hookrightarrow D^1$. So when you say ‘we know’ are you adding it as another assumption? | |
| Jun 16, 2019 at 2:19 | history | edited | user127776 | CC BY-SA 4.0 |
added 58 characters in body
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| Jun 16, 2019 at 1:02 | history | asked | user127776 | CC BY-SA 4.0 |