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Related papers: Local class field theory via Lubin-Tate theory

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We show a classification theorem for locally compact separable abelain group actions on factorsw with the Rohlin property. This is a generalization of Masuda and Tomatsu's work.

Operator Algebras · Mathematics 2014-05-21 Koichi Shimada

Within dependent type theory, we provide a topological counterpart of well-founded trees (for short, W-types) by using a proof-relevant version of the notion of inductively generated suplattices introduced in the context of formal topology…

Logic in Computer Science · Computer Science 2024-02-14 Maria Emilia Maietti , Pietro Sabelli

In this paper we extend the unramified class field theory for arithmetic surfaces of K. Kato and S. Saito to the relative case. Let X be a regular proper arithmetic surface and let Y be the support of divisor on X. Let CH_0(X,Y) denote the…

Number Theory · Mathematics 2007-05-23 Alexander Schmidt

In recent papers, Fesenko has defined the non-abelian local reciprocity map for every totally-ramified arithmetically profinite ($APF$) Galois extension of a given local field $K$ by extending the works of Hazewinkel and Neukirch-Iwasawa.…

Number Theory · Mathematics 2008-05-23 Kâzim İlhan Ikeda , Erol Serbest

We study otopy classes of equivariant local maps and prove the Hopf type theorem for such maps in the case of a real finite dimensional orthogonal representation of a compact Lie group.

Algebraic Topology · Mathematics 2017-03-31 Piotr Bartłomiejczyk

We develop a descent criterion for $K$-linear abelian categories. Using recent advances in the Langlands correspondence due to Abe, we build a correspondence between certain rank 2 local systems and certain Barsotti-Tate groups on complete…

Algebraic Geometry · Mathematics 2022-06-07 Raju Krishnamoorthy

We work towards a version of generalized Harish-Chandra theory compatible with Clifford theory and with the action of automorphisms on irreducible characters. This provides a fundamental tool to verify the inductive conditions for the…

Representation Theory · Mathematics 2022-05-18 Damiano Rossi

In this paper, we show the Hasse principle for the character group of a finitely generated field over the rational number field. By applying this result, we obtain an algebraic proof of unramified class field theory of arithmetical schemes.

Number Theory · Mathematics 2012-10-17 Makoto Sakagaito

A theorem proved by Dobrinskaya in 2006 shows that there is a strong connection between the $K(\pi,1)$ conjecture for Artin groups and the classifying space of Artin monoids. More recently Ozornova obtained a different proof of…

Algebraic Topology · Mathematics 2018-05-11 Giovanni Paolini

Let F be a non-archimedean local field. The construction of Lubin-Tate $(\phi_q, \Gamma)$-modules attached to p-adic representations of $G_F$ depends on the choice of a uniformizer of F. In this paper, we give a description of a functor…

Number Theory · Mathematics 2021-07-01 Yuta Saito

This is essentially the author's thesis submited to The University of Chicago (May 1997). I prove the validity of Tamagawa number conjecture of Bloch-Kato for certain Hecke characters. I study the exponential map and local Tamagawa number…

Number Theory · Mathematics 2008-02-03 Bing Han

Recent results on the linearity of braid groups are extended in two ways. We generalize the Lawrence Krammer representation as well as Krammer's faithfulness proof for this linear representation to Artin groups of finite type.

Group Theory · Mathematics 2007-05-23 Arjeh M. Cohen , David B. Wales

We prove that the p-adic local Langlands correspondence for GL_2(Q_p) appears in the etale cohomology of the Lubin-Tate tower at infinity. We use global methods using recent results of Emerton on the local-global compatibility and hence our…

Number Theory · Mathematics 2014-02-25 Przemyslaw Chojecki

We generalise Gelfand-Graev characters to $\mathbb R/\mathbb Z$-graded Lie algebras and lift them to produce new test functions to probe the local character expansion in positive depth. We show that these test functions are well adapted to…

Representation Theory · Mathematics 2025-04-22 Dan Ciubotaru , Emile Okada

We explain how to reconstruct the category of Artin-Tate $\mathbb{R}$-motivic spectra as a deformation of the purely topological $C_2$-equivariant stable category. The special fiber of this deformation is algebraic, and equivalent to an…

Algebraic Topology · Mathematics 2022-07-04 Robert Burklund , Jeremy Hahn , Andrew Senger

Let $k$ be a number field and $G$ be a finite group. Let $\mathfrak{F}_{k}^{G}(Q)$ be the family of number fields $K$ with absolute discriminant $D_K$ at most $Q$ such that $K/k$ is normal with Galois group isomorphic to $G$. If $G$ is the…

Number Theory · Mathematics 2024-12-12 Robert J. Lemke Oliver , Jesse Thorner , Asif Zaman

Tate's theorem (Invent. Math. 1966)implies that the Tate conjecture holds for any abelian variety over a finite field whose Q_l-algebra of Tate classes is generated by those of degree 1. We construct families of abelian varieties over…

Number Theory · Mathematics 2021-01-27 J. S. Milne

We define for every affine Coxeter graph a certain factor group of the associated Artin group and prove that some of these groups appear as orbifold fundamental groups of moduli spaces. Examples are the moduli space of nonsingular cubic…

Algebraic Geometry · Mathematics 2007-06-13 Eduard Looijenga

Given a discrete valued field $K$ of positive characteristic, we study the cyclic lifting problem of purely inseparable extensions of the residue field. We prove that unlike the mixed characteristic case, cyclic lifts of any finite purely…

Number Theory · Mathematics 2025-01-15 S. Srimathy

This paper is a brief survey on explicit reciprocity laws of Artin-Hasse-Iwasawa-Wiles type for the Kummer pairing on local fields.

Number Theory · Mathematics 2008-10-02 Francesc Bars , Ignazio Longhi