Cyclic Galois Extensions of Commutative Rings [electronic resource] / by Cornelius Greither.
Material type:
TextSeries: Lecture Notes in Mathematics ; 1534Publisher: Berlin, Heidelberg : Springer Berlin Heidelberg, 1992Description: X, 146 p. online resourceContent type: - text
- computer
- online resource
- 9783540475392
- 512.7 23
- QA241-247.5
E-BOOKS
| Home library | Call number | Materials specified | URL | Status | Date due | Barcode | |
|---|---|---|---|---|---|---|---|
| IMSc Library | Link to resource | Available | EBK1587 |
Galois theory of commutative rings -- Cyclotomic descent -- Corestriction and Hilbert's Theorem 90 -- Calculations with units -- Cyclic p-extensions and {ie771-}-extensions of number fields -- Geometric theory: cyclic extensions of finitely generated fields -- Cyclic Galois theory without the condition “p ?1 ? R”.
The structure theory of abelian extensions of commutative rings is a subjectwhere commutative algebra and algebraic number theory overlap. This exposition is aimed at readers with some background in either of these two fields. Emphasis is given to the notion of a normal basis, which allows one to view in a well-known conjecture in number theory (Leopoldt's conjecture) from a new angle. Methods to construct certain extensions quite explicitly are also described at length.
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