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Related papers: Invitation to higher local fields, Part II, sectio…

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This is a survey of motivations, constructions and applications of higher prequantum geometry. In section 1 we highlight the open problem of prequantizing local field theory in a local and gauge invariant way, and we survey how a solution…

Mathematical Physics · Physics 2023-11-07 Urs Schreiber

This is a review of two-dimensional conformal field theory including some of the relations to integrable models. An effort is made to develop the basic formalism in a way which is as elementary and flexible as possible at the same time.…

High Energy Physics - Theory · Physics 2017-08-04 Joerg Teschner

The monograph "Invitation to higher local fields" is the result of the conference on higher local fields held in Muenster, August 29 to September 5, 1999. The aim is to provide an introduction to higher local fields (more generally complete…

Number Theory · Mathematics 2009-09-25 Ivan Fesenko , Masato Kurihara

Koya's and author's approach to the higher local reciprocity map as a generalization of the classical class formations approach to the level of complexes of Galois modules.

Number Theory · Mathematics 2009-09-25 Michael Spiess

This paper aims to study the local derivations, 2-local automorphisms and local automorphisms on the super-Virasoro algebras. The primary focus is to establish that every local derivation of the super-Virasoro algebras is indeed a…

Rings and Algebras · Mathematics 2024-01-11 Qingyan Wu , Shoulan Gao , Dong Liu , Chang Ye

A description of group automorphisms of all two-dimensional algebras, considered up to isomorphism, over any basic field is provided.

Rings and Algebras · Mathematics 2024-11-19 Sh. Eshmirzayev , U. Bekbaev

In the paper we give a complete classification of $2$-dimensional evolution algebras over algebraically closed fields, describe their groups of automorphisms and derivation algebras.

Rings and Algebras · Mathematics 2017-11-22 H. Ahmed , U. Bekbaev , I. Rakhimov

This work introduces adelic constructions of direct images of differentials and symbols in the two-dimensional case in the relative situation. In particular, reciprocity laws for relative residues of differentials and symbols are stated and…

Number Theory · Mathematics 2009-09-25 Denis Osipov

After recalling the definition of codes as modules over skew polynomial rings, whose multiplication is defined by using an automorphism and a derivation, and some basic facts about them, in the first part of this paper we study some of…

Information Theory · Computer Science 2015-07-13 Luis Felipe Tapia Cuitiño , Andrea Luigi Tironi

A map on a group into itself is called a local automorphism if at any two points of the group, it can be interpolated by an automorphism of that group. In this paper we investigate the question of how local automorphisms of some classical…

Group Theory · Mathematics 2026-04-28 Lajos Molnár , Peter Šemrl

An exponential homomorphism for a complete discrete valuation field of characteristic zero which relates differential forms and the Milnor K-groups of the field is studied. An application to explicit formulas is included.

Number Theory · Mathematics 2007-05-23 Masato Kurihara

In this paper, a new higher Hochschild Complex is defined with an Iterated Integral map to locally model differential forms on the space of bigons on $M$. In particular, given the local data for a gerbe with structure 2-group given by a…

Differential Geometry · Mathematics 2015-05-14 Cheyne Miller

We classify the automorphism groups of del Pezzo surfaces of degrees one and two over an algebraically closed field of characteristic two. This finishes the classification of automorphism groups of del Pezzo surfaces in all characteristics.

Algebraic Geometry · Mathematics 2025-03-26 Igor Dolgachev , Gebhard Martin

We study genus 2 function fields with elliptic subfields of degree 2. The locus $\L_2$ of these fields is a 2-dimensional subvariety of the moduli space $\mathcal M_2$ of genus 2 fields. An equation for $\L_2$ is already in the work of…

Algebraic Geometry · Mathematics 2012-09-17 Tony Shaska , Helmut Voelklein

We study the local rigidity of projective smooth horospherical varieties of rank one and Picard number two. These varieties have been already considered by the second author in a work where their automorphism groups are computed. The…

Algebraic Geometry · Mathematics 2025-12-12 Boris Pasquier , Léa Villeneuve

In this, the eighth article in my Derived Langlands series, I describe the construction of a 2-variable L-function for two representations of general linear groups of a $p$-adic local field. Due to extenuating health circumstances, many of…

Number Theory · Mathematics 2021-06-22 Victor P. Snaith

The role of automorphisms of infinite-dimensional Lie algebras in conformal field theory is examined. Two main types of applications are discussed; they are related to the enhancement and reduction of symmetry, respectively. The structures…

Quantum Algebra · Mathematics 2007-05-23 J. Fuchs , C. Schweigert

We discuss the following topics: n-dimensional local fields and adelic groups; harmonic analysis on local fields and adelic groups for two-dimensional schemes (function spaces, Fourier transform, Poisson formula); representations of…

Number Theory · Mathematics 2015-03-17 A. N. Parshin

This is the first of the two articles where we determine the higher smooth surgery structure sets of complex projective spaces (up to some extension problems) and the forgetful map to their topological versions in low dimensions. In this…

Algebraic Topology · Mathematics 2026-05-07 Samuel Kalužný , Tibor Macko

It is shown that the geometry of locally homogeneous multisymplectic manifolds (that is, smooth manifolds equipped with a closed nondegenerate form of degree > 1, which is locally homogeneous of degree k with respect to a local Euler field)…

Differential Geometry · Mathematics 2016-04-11 A. Echeverría-Enríquez , A. Ibort , M. C. Muñoz-Lecanda , N. Román-Roy