Sökning: "integer group ring"

Hittade 2 avhandlingar innehållade orden integer group ring.

1. 1. On the Picard Group of Integer Group Rings

   Författare :Ola Helenius; Göteborgs universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Picard group; Grothendieck group; integer group ring; cyclic group; cyclotomic field; class group; Kummer´s lemma; semi-regular prime; Picard group;

   Sammanfattning : .... LÄS MER

3. 2. Abelian affine group schemes, plethories, and arithmetic topology

   Författare :Magnus Carlson; Tilman Bauer; Minhyong Kim; KTH; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES;

   Sammanfattning : In Paper A we classify plethories over a field of characteristic zero. All plethories over characteristic zero fields are ``linear", in the sense that they are free plethories on a bialgebra. For the proof of this classification we need some facts from the theory of ring schemes where we extend previously known results. LÄS MER