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We construct a mirabolic analogue of the geometric Satake equivalence. We also prove an equivalence that relates representations of a supergroup with the category of $GL(N-1,{\mathbb C}[\![t]\!])$-equivariant perverse sheaves on the affine…

Representation Theory · Mathematics 2023-06-22 Alexander Braverman , Michael Finkelberg , Victor Ginzburg , Roman Travkin

Let G^\vee be a complex simple algebraic group. We describe certain morphisms of G^\vee(\calO)-equivariant complexes of sheaves on the affine Grassmannian \Gr of G^\vee in terms of certain morphisms of G-equivariant coherent sheaves on…

Representation Theory · Mathematics 2009-10-30 Xinwen Zhu

The geometric Satake correspondence gives an equivalence of categories between the representations of a semisimple group $ G $ and the spherical perverse sheaves on the affine Grassmannian $Gr$ of its Langlands dual group.…

Representation Theory · Mathematics 2019-02-20 Sabin Cautis , Joel Kamnitzer

This article establishes a geometric Satake equivalence for affine Kac-Moody groups as an equivalence of abelian semisimple categories over algebraically closed fields. We define a well-behaved category of equivariant sheaves on the double…

Representation Theory · Mathematics 2025-10-22 Alexis Bouthier , Eric Vasserot

We construct the geometric Satake equivalence for quasi-split reductive groups over nonarchimedean local fields, using \'etale Artin-Tate motives with $\mathbb{Z}[\frac{1}{p}]$-coefficients. We consider local fields of both equal and mixed…

Representation Theory · Mathematics 2026-03-26 Thibaud van den Hove

This paper discusses homological mirror symmetry for the Fargues-Fontaine curve of equal characteristic.

Symplectic Geometry · Mathematics 2020-06-30 Yanki Lekili , David Treumann

In this article, we provide a short review (written in Chinese) on the Bethe/Gauge correspondence. We first explain the basic idea in an explicit example of the correspondence between XXX spin chains and 2d $\mathcal{N}=(2,2)$ gauge…

High Energy Physics - Theory · Physics 2025-11-12 Rui-Dong Zhu

We show the equivalence of the classical Helmoltz equation and the fractional Helmholtz equation with arbitrary order. This improves a recent result of Guan, Murugan and Wei \cite{gmw2022}

Analysis of PDEs · Mathematics 2022-10-10 Xinyu Cheng , Dong Li , Wen Yang

We lift the affine Matsuki correspondence between real and symmetric loop group orbits in affine Grassmannians to an equivalence of derived categories of sheaves. In analogy with the finite-dimensional setting, our arguments depend upon the…

Representation Theory · Mathematics 2023-11-14 Tsao-Hsien Chen , David Nadler

In this paper, we will prove an analogue of Fujita's approximation theorem under the framework of Arakelov theory over adelic curves, which proves a conjecture of Huayi Chen and Atsushi Moriwaki.

Algebraic Geometry · Mathematics 2026-01-27 Chunhui Liu

We generalize the classical Satake equivalence as follows. Let k be an algebraically closed field, set O=k[[t]] and F=k((t)). For an almost simple algebraic group G we classify central extensions of G(F) by the multiplicative group. Any…

Representation Theory · Mathematics 2023-08-25 Michael Finkelberg , Sergey Lysenko

We describe a relationship between work of Laksov, Gatto, and their collaborators on realizations of (generalized) Schubert calculus of Grassmannians, and the geometric Satake correspondence of Lusztig, Ginzburg, and Mirkovi\'c and Vilonen.…

Algebraic Geometry · Mathematics 2021-01-26 Dave Anderson , Antonio Nigro

We refine the geometric Satake equivalence due to Ginzburg, Beilinson-Drinfeld, and Mirkovi\'c-Vilonen to an equivalence between mixed Tate motives on the double quotient $L^+ G \backslash LG / L^+ G$ and representations of Deligne's…

Algebraic Geometry · Mathematics 2021-06-25 Timo Richarz , Jakob Scholbach

In this work we study the Friedmann-Lema\^{i}tre-Robertson-Walker cosmologies with arbitrary spatial curvature for the symmetric teleparallel theories of gravity, giving the first presentation of their coincident gauge form. Our approach…

General Relativity and Quantum Cosmology · Physics 2025-01-24 Erik Jensko

In quantum geometric Langlands, the Satake equivalence plays a less prominent role than in the classical theory. Gaitsgory--Lurie proposed a conjectural substitute, later termed the fundamental local equivalence. With a few exceptions, we…

Representation Theory · Mathematics 2023-06-22 Justin Campbell , Gurbir Dhillon , Sam Raskin

In this paper we compare the Katz similarity index to two other node similarity metrics, the standard distance and the resistance distance, for both path and cycle graphs. We consider how Katz similarity varies as the parameter $\alpha$ and…

Combinatorics · Mathematics 2025-09-04 Emily J. Evans , Amanda E. Francis , Rebecca D. Jones

Relying on recent advances in the theory of motives we develope a general formalism for derived categories of motives with Q-coefficients on perfect (ind-)schemes. As an application we give a motivic refinement of Zhu's geometric Satake…

Algebraic Geometry · Mathematics 2021-06-25 Timo Richarz , Jakob Scholbach

We prove that, for adic \'{e}tale motives over $\mathbb{C}_p$, the vector bundles on the Fargues-Fontaine curve arising from their Hyodo-Kato cohomology coincide with their de Rham-Fargues-Fontaine cohomologies, where the latter provides an…

Algebraic Geometry · Mathematics 2025-09-23 Kaixing Cao

In this paper, we study some Kairat equations. The relation between the motion of curves and Kairat equations is established. The geometrical equivalence between the Kairat-I equation and the Kairat-II equation is proved. We also proves…

Exactly Solvable and Integrable Systems · Physics 2025-08-20 Zh. Myrzakulova , S. Manukure , R. Myrzakulov , G. Nugmanova

We consider the joint system of equivariant quantum differential equations (qDE) and qKZ difference equations for the Grassmannian $G(k,n)$, which parametrizes $k$-dimensional subspaces of $\mathbb{C}^n$. First, we establish a connection…

Algebraic Geometry · Mathematics 2024-09-17 Giordano Cotti , Alexander Varchenko