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Mar 1 at 19:46 comment added Galois group I edited question. Is it clear now?
Feb 29 at 13:48 review Suggested edits
Feb 29 at 13:50
Feb 29 at 13:46 history edited Galois group CC BY-SA 4.0
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Feb 29 at 13:46 comment added Antonius I don't understand the category $\mathcal F_d$. How can finite extensions be morphisms between extensions?
Feb 29 at 13:45 comment added Galois group Yes, of course. I edited the question. Or we can study the same question with abelian groups instead of vector spaces.
Feb 29 at 13:44 history edited Galois group CC BY-SA 4.0
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Feb 29 at 13:39 comment added abx $F^{\times}$ is not a vector space...
Feb 29 at 12:44 history asked Galois group CC BY-SA 4.0