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Related papers: The spectral gluing theorem revisited

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We incorporate nonlinear covers of quasisplit reductive groups into the Langlands program, defining an L-group associated to such a cover. This L-group is an extension of the absolute Galois group of a local or global field $F$ by a complex…

Number Theory · Mathematics 2015-01-30 Martin H. Weissman

We demonstrate under appropriate finiteness conditions that a coarse embedding induces an inequality of homological Dehn functions. Applications of the main results include a characterization of what finitely presentable groups may admit a…

Geometric Topology · Mathematics 2020-11-19 Robert Kropholler , Mark Pengitore

In \cite{PS}, for a stably framed Liouville manifold $X$ we defined a Donaldson-Fukaya category $\mathcal{F}(X;\mathbb{S})$ over the sphere spectrum, and developed an obstruction theory for lifting quasi-isomorphisms from…

Symplectic Geometry · Mathematics 2025-08-06 Noah Porcelli , Ivan Smith

We establish an explicit embedding of a quantum affine $\mathfrak{sl}_n$ into a quantum affine $\mathfrak{sl}_{n+1}$. This embedding serves as a common generalization of two natural, but seemingly unrelated, embeddings, one on the quantum…

Quantum Algebra · Mathematics 2022-08-17 Yiqiang Li

This paper is the second in a series of five that together prove the geometric Langlands conjecture. Our goals are two-fold: (1) Formulate and prove the Fundamental Local Equivalence (FLE) at the critical level; (2) Study the interaction…

Algebraic Geometry · Mathematics 2024-09-16 D. Arinkin , D. Beraldo , J. Campbell , L. Chen , J. Faergeman , D. Gaitsgory , K. Lin , S. Raskin , N. Rozenblyum

We define an integer graded symplectic Floer cohomology and a Fintushel-Stern type spectral sequence which are new invariants for monotone Lagrangian sub-manifolds and exact isotopes. The Z-graded symplectic Floer cohomology is an integral…

Geometric Topology · Mathematics 2014-10-01 Weiping Li

In the context of extriangulated categories, we establish the injective version of Schanuel's lemma in homological algebra.

Representation Theory · Mathematics 2023-10-12 Hangyu Yin

This paper examines the concept of gluing, placing it within its most general categorical context and tracing its foundational role in the broader architecture of algebraic geometry.

Algebraic Geometry · Mathematics 2025-05-06 Sophie Marques , Damas Mgani

In our articles of recent years, the technique of gluing two subharmonic functions turned out to be very useful in studying the distribution of the roots or masses of holomorphic or subharmonic functions, respectively. Here we develop and…

Complex Variables · Mathematics 2019-08-09 Bulat N. Khabibullin , Enzhe Menshikova

We prove a version of the twisted geometric Satake equivalence and extend the Langlands parametrization of V. Lafforgue to certain covers of reductive groups.

Algebraic Geometry · Mathematics 2026-04-07 Yifei Zhao

We study the so-called averaging functors from the geometric Langlands program in the setting of Fargues' program. This makes explicit certain cases of the spectral action which was recently introduced by Fargues-Scholze in the local…

Number Theory · Mathematics 2021-05-17 Johannes Anschütz , Arthur-César Le Bras

Frobenius extensions play a central role in the link homology theories based upon the sl(n) link variants, and each of these Frobenius extensions may be recast geometrically via a category of marked cobordisms in the manner of Bar-Natan.…

Geometric Topology · Mathematics 2010-09-17 Jeffrey Boerner , Paul Drube

We obtain density theorems for cuspidal automorphic representations of $\text{GL}_n$ over $\mathbb{Q}$ which fail the generalized Ramanujan conjecture at some place. We depart from previous approaches based on Kuznetsov-type trace formulae,…

Number Theory · Mathematics 2024-08-27 Jared Duker Lichtman , Alexandru Pascadi

Using morphic cohomology, we produce a sequence of conjectures, called morphic conjectures, which terminates at the Grothendieck standard conjecture A. A refinement of Hodge structures is given, and with the assumption of morphic…

Algebraic Geometry · Mathematics 2007-10-03 Jyh-Haur Teh

Given a minuscule representation of a simple Lie algebra, we find an algebraic model for the action of a regular element and show that these models can be glued together over the adjoint quotient, viewed as the set of all regular conjugacy…

Algebraic Geometry · Mathematics 2007-05-23 Robert Friedman , John W. Morgan

For every oriented surface of finite type, we construct a functorial Khovanov homology for links in a thickening of the surface, which takes values in a categorification of the corresponding gl(2) skein module. The latter is a mild…

Quantum Algebra · Mathematics 2018-06-12 Hoel Queffelec , Paul Wedrich

In this paper we announce a gluing theorem for conformal structures with anti-self-dual (ASD) Weyl tensor that applies in geometrical situations that are more general than those considered by previous authors. By adapting a method proposed…

Differential Geometry · Mathematics 2007-05-23 A. G. Kovalev , M. A. Singer

We give an explicit point-set construction of the Dennis trace map from the $K$-theory of endomorphisms $K\mathrm{End}(\mathcal{C})$ to topological Hochschild homology $\mathrm{THH}(\mathcal{C})$ for any spectral Waldhausen category…

Algebraic Topology · Mathematics 2020-06-09 Jonathan A. Campbell , John A. Lind , Cary Malkiewich , Kate Ponto , Inna Zakharevich

We formulate a more conceptual interpretation of the Cappell-Lee-Miller glueing/splitting theorem using the new language of asymptotic maps and asymptotic exactness. Additionally, we present an asymptotic description of the Mayer-Vietoris…

Differential Geometry · Mathematics 2007-05-23 Liviu I. Nicolaescu

The geometric Langlands program is distinguished in assigning spectral decompositions to all representations, not only the irreducible ones. However, it is not even clear what is meant by a spectral decomposition when one works with…

Algebraic Geometry · Mathematics 2015-11-05 Sam Raskin
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