Blar i Bergen Open Research Archive på forfatter "Skjøtskift, Torgeir"
-
On the extension giving the truncated Witt vectors
Skjøtskift, Torgeir (Master thesis, 2015-01-05)We explore the theory of cohomology of groups and the classification of group extensions with abelian kernel. We then look at the group extensions that underlie the truncated Witt vectors on the truncation set {1,p} where ...