CLEFT
发表于 2025-4-1 05:09:10
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一骂死割除
发表于 2025-4-1 09:21:09
H. Bohnerd developed by Artin-Tate. This theory is about extensions-primarily abelian-of "local" (i.e., complete for a discrete valuation) fields with finite residue field. For example, such fields are obtained by completing an algebraic number field; that is one of the aspects of "localisation". The chapter