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Related papers: Riemann-Hilbert correspondence for holonomic D-mod…

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We generalize the higher Riemann-Hilbert correspondence in the presence of scalar curvature for a (possibly non-compact) smooth manifold $M$. We show that the dg-category of curved $\infty$-local systems, the dg-category of graded vector…

Algebraic Topology · Mathematics 2024-12-02 Patrick Antweiler

Let $X$ be a compact connected Riemann surface of genus at least two and $G$ a connected reductive complex affine algebraic group. The Riemann--Hilbert correspondence produces a biholomorphism between the moduli space ${\mathcal M}_X(G)$…

Algebraic Geometry · Mathematics 2019-04-09 Indranil Biswas

We explain the precise relationship between two module-theoretic descriptions of sheaves on an involutive quantale, namely the description via so-called Hilbert structures on modules and that via so-called principally generated modules. For…

Category Theory · Mathematics 2009-06-11 Hans Heymans , Isar Stubbe

We study relative and logarithmic characteristic cycles associated to holonomic $\mathscr D$-modules. As applications, we obtain: (1) an alternative proof of Ginsburg's log characteristic cycle formula for lattices of regular holonomic…

Algebraic Geometry · Mathematics 2021-05-27 Lei Wu

Motivated by the work of Kontsevich-Soibelman on the comparison of isomorphisms conjecture for closed algebraic $1$-forms, we establish a Riemann-Hilbert correspondence of Deligne-Malgrange type. As an application, we prove a variant of the…

Algebraic Geometry · Mathematics 2026-04-21 Yota Shamoto

This article constructs Von Neumann invariants for constructible complexes and coherent D-modules on compact complex manifolds, generalizing the work of the author on coherent L 2-cohomology. We formulate a conjectural generalization of…

Algebraic Geometry · Mathematics 2022-03-15 Philippe Eyssidieux

The theory of reciprocity sheaves due to Kahn-Saito-Yamazaki is a powerful framework to study invariants of smooth varieties via invariants of pairs $(X,D)$ of a variety $X$ and a divisor $D$. We develop a generalization of this theory…

Algebraic Geometry · Mathematics 2024-01-01 Junnosuke Koizumi , Hiroyasu Miyazaki

We confirm the quasi-projective case of Saito's conjecture, namely that the cohomological characteristic classes defined by Abbes and Saito can be computed in terms of the characteristic cycles. We construct a cohomological characteristic…

Algebraic Geometry · Mathematics 2025-02-18 Enlin Yang , Yigeng Zhao

We define the notions of micro-support and regularity for ind-sheaves, and prove their invariance by contact transformations. We apply the results to the ind-sheaves of temperate holomorphic solutions of D-modules. We prove that the…

Algebraic Geometry · Mathematics 2007-05-23 Masaki Kashiwara , Pierre Schapira

The coherent-constructible correspondence is a realization of toric mirror symmetry in which the A-side is modeled by constructible sheaves on $T^n$. This paper provides a geometric realization of the mirror Picard group action in this…

Algebraic Geometry · Mathematics 2025-05-09 Jishnu Bose , Harold Williams

On a compact connected Riemann surface $C$ of genus at least $2$, we construct Lagrangian correspondences between moduli spaces of rank-$n$ Higgs bundles (respectively, holomorphic connections) and the Hilbert schemes of points on $T^\ast…

Algebraic Geometry · Mathematics 2026-04-16 Panagiotis Dimakis , Duong Dinh , Shengjing Xu

In this paper we study the corresponding categories and the corresponding cohomologies of the Hodge-Iwasawa modules we developed in our series papers on Hodge-Iwasawa theory. The corresponding cohomologies will be essential in the…

Algebraic Geometry · Mathematics 2020-12-15 Xin Tong

We study Maurer-Cartan moduli spaces of dg algebras and associated dg categories and show that, while not quasi-isomorphism invariants, they are invariants of strong homotopy type, a natural notion that has not been studied before. We…

Algebraic Topology · Mathematics 2021-09-30 Joseph Chuang , Julian Holstein , Andrey Lazarev

Building on work of Derksen-Fei and Plamondon, we formulate a conjectural correspondence between additive and monoidal categorifications of cluster algebras, which reveals a new connection between the additive reachability conjecture and…

Representation Theory · Mathematics 2024-11-19 Karin Baur , Changjian Fu , Jian-rong Li

The Deligne-Langlands correspondence parametrizes irreducible representations of the affine Hecke algebra $\mathcal{H}^{\text{aff}}$ by certain perverse sheaves. We show that this can be lifted to an equivalence of triangulated categories.…

Representation Theory · Mathematics 2023-03-17 Jonas Antor

We generalise Kahn, Miyazaki, Saito, Yamazaki's theory of modulus pairs to pairs $(X, D)$ consisting of a qcqs scheme $X$ equipped with an effective Cartier divisor $D$ representing a ramification bound. We develop theories of sheaves on…

Algebraic Geometry · Mathematics 2021-06-25 Shane Kelly , Hiroyasu Miyazaki

For a higher Nakayama algebra $A$ in the sense of Jasso-K\"{u}lshammer, we show that the singularity category of $A$ is triangulated equivalent to the stable module category of a self-injective higher Nakayama algebra. This generalizes a…

Representation Theory · Mathematics 2024-10-08 Wei Xing

We investigate the positivity and extension of invertible sheaves on group homogeneous spaces over coherent bases. Bypassing the failure of standard limit arguments and the classical Weil--Cartier correspondence, we develop a valuative…

Algebraic Geometry · Mathematics 2026-03-24 Ning Guo

The so called theory of derived D-modules is an extension of classical D-modules to derived algebraic geometry, which uses the derived information of the base scheme. We prove that the three different definitions of derived D-modules, given…

Algebraic Geometry · Mathematics 2025-10-20 Carlo Buccisano

Let $\Sigma$ be a fan inside the lattice $\mathbb{Z}^n$, and $\mathcal{E}:\mathbb{Z}^n \rightarrow \operatorname{Pic}{S}$ be a map of abelian groups. We introduce the notion of a principal toric fibration $\mathcal{X}_{\Sigma, \mathcal{E}}$…

Algebraic Geometry · Mathematics 2023-04-04 Yuxuan Hu , Pyongwon Suh