Abstract
For fieldF of characteristic notp containing a primitivepth root of unity, we determine the Galois module structure of the group ofpth-power classes ofK for all cyclic extensionsK/F of degreep.
Similar content being viewed by others
References
E. Artin and J. Tate,Class Field Theory, Second printing, Addison-Wesley, Redwood City, CA, 1974.
Z. I. Borevič,The multiplicative group of cyclic p-extensions of a local field, Trudy Matematicheskogo Institut imeni V. A. Steklova80 (1965), 16–29.
J. F. Carlson,Modules and Group Algebras, Notes by R. Suter, Lectures in Mathematics, ETH Zürich, Birkhäuser Verlag, Basel, 1996.
A. Facchini,Module Theory (Endomorphism Rings and Direct Sum Decompositions in Some Classes of Modules), Progress in Mathematics167, Birkhäuser Verlag, Basel, 1998.
D. K. Faddeev,On the structure of the reduced multiplicative group of a cyclic extension of a local field, Izvestiya Akademii Nauk SSSR, Seriya Matematicheskaya24 (1960), 145–152.
T.-Y. Lam,The Algebraic Theory of Quadratic Forms, Second Printing, Benjamin Cummings, Massachusetts, 1980.
R. Massy,Construction de p-extensions Galoisiennes d’un corps de caractéristique différente de p, Journal of Algebra109 (1987), 508–535.
R. Massy and T. Nguyen-Quang-Do,Plongement d’une extension de degré p 2 dans une surextension non abélienne de degré p 3:étude locale-globale, Journal für die reine und angewandte Mathematik291 (1977), 149–161.
H. Miki,On the imbedding problem of local fields, Journal of the Faculty of Science of the University of Tokyo, Section IA. Mathematics23 (1976), 369–381.
R. J. Pierce,Associative Algebras, Graduate Texts in Mathematics88, Springer-Verlag, Berlin, 1982.
J.-P. Serre,Galois Cohomology, Springer-Verlag, Berlin, 1997. English translation of the original edition,Cohomologie Galoisienne.
V. Voevodsky,On 2-torsion in motivic cohomology, http://www.math.uiuc.edu/K-theory/0502/index.html, 2001.
R. Ware,Galois groups of maximal p-extensions, Transactions of the American Mathematical Society333 (1992), 721–728.
W. C. Waterhouse,The normal closures of certain Kummer extensions, Canadian Mathematical Bulletin37 (1994), 133–139.
Author information
Authors and Affiliations
Additional information
Research supported in part by the Natural Sciences and Engineering Research Council of Canada and by the special Dean of Science Fund at the University of Western Ontario.
Supported by the Mathematical Sciences Research Institute, Berkeley.
Rights and permissions
About this article
Cite this article
Mináč, J., Swallow, J. Galois module structure ofpth-power classes of extensions of degreep . Isr. J. Math. 138, 29–42 (2003). https://doi.org/10.1007/BF02783417
Received:
Issue Date:
DOI: https://doi.org/10.1007/BF02783417