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Results tagged with nonabelian-cohomology
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user 152554
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Non-abelian Ext functor and non-abelian $H^2$
Let $G$ be a group and
$$0\rightarrow K\rightarrow M\rightarrow N\rightarrow 0$$
a short exact sequence of groups. Now these are abelian groups, if I want to show that $\text{Hom}(G,M)\rightarrow \tex …
- 4,418