Coates-Wiles homomorphisms and Iwasawa cohomology for Lubin-Tate extensions
Coates-Wiles homomorphisms and Iwasawa cohomology for Lubin-Tate extensions
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DOI:
10.1007/978-3-319-45032-2_12
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发表时间:
2015-03
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通讯作者:
P. Schneider;O. Venjakob
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文献类型:
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作者:
P. Schneider;O. Venjakob
For thep-cyclotomic tower ofFontaine established a description of local Iwasawa cohomology with coefficients in a local Galois representationVin terms of the-operator acting on the attached etale-moduleD(V). In this chapter we generalize Fontaine’s result to the case of arbitrary Lubin–Tate towersover finite extensionsLofby using the Kisin–Ren/Fontaine equivalence of categories between Galois representations and-modules and extending parts of [20, 33]. Moreover, we prove a kind of explicit reciprocity law which calculates the Kummer map overfor the multiplicative group twisted with the dual of the Tate moduleTof the Lubin–Tate formal group in terms of Coleman power series and the attached-module. The proof is based on a generalized Schmid–Witt residue formula. Finally, we extend the explicit reciprocity law of Bloch and Kato [3] Theorem 2.1 to our situation expressing the Bloch–Kato exponential map forin terms of generalized Coates–Wiles homomorphisms, where the Lubin–Tate characterdescribes the Galois action onT.