Timeline for Explicit cochain for Shapiro's lemma with trivial coefficients
Current License: CC BY-SA 4.0
3 events
| when toggle format | what | by | license | comment | |
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| Dec 2, 2022 at 9:33 | comment | added | Chris Wuthrich | The linked question provides and answer "See Cohomology of Number Fields, (1.6.4). " See also : mathoverflow.net/questions/259123/… | |
| Dec 1, 2022 at 20:42 | comment | added | Benjamin Steinberg | I think if c is a homomorphism from H to Z and T is a transversal then the corresponding cocycle takes g in G to the mapping sending tH to c(h) where gt=t'h with t,t' in the transversal and h in H. But possibly it is c(h^{-1}) | |
| Dec 1, 2022 at 20:27 | history | asked | xir | CC BY-SA 4.0 |