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We describe the (bigraded) Hochschild cohomology of graded gentle algebras along with the Gerstenhaber bracket and cup product. In particular, this yields a description of the Hochschild cohomology of partially wrapped Fukaya categories of…

Representation Theory · Mathematics 2026-01-12 Sebastian Opper

We show that a projective space P^\infty(Z/2) endowed with the Alexandrov topology is a classifying space for finite closed coverings of compact quantum spaces in the sense that any such a covering is functorially equivalent to a sheaf over…

Quantum Algebra · Mathematics 2012-06-20 Piotr M. Hajac , Atabey Kaygun , Bartosz Zielinski

We build the wrapped Fukaya category W(E) for any monotone symplectic manifold, convex at infinity. We define the open-closed and closed open-string maps. We study their algebraic properties and prove that the string maps are compatible…

Symplectic Geometry · Mathematics 2016-09-22 Alexander F. Ritter , Ivan Smith

We introduce T-branes, or "triangular branes," which are novel non-abelian bound states of branes characterized by the condition that on some loci, their matrix of normal deformations, or Higgs field, is upper triangular. These…

High Energy Physics - Theory · Physics 2011-07-13 Sergio Cecotti , Clay Cordova , Jonathan J. Heckman , Cumrun Vafa

Let $G$ be a compact Lie group and $\mathbf{k}$ be a field of characteristic $p \geq 0$ such that $H^* (G)$ does not have $p$-torsion. We show that a free Lagrangian orbit of a Hamiltonian $G$-action on a compact, monotone, symplectic…

Symplectic Geometry · Mathematics 2018-08-20 Jonathan David Evans , Yanki Lekili

We use rational formality of configuration spaces and the bar construction to study the cohomology of the space of braids in dimension four or greater. We provide a diagram complex for braids and a quasi-isomorphism to the de Rham cochains…

Algebraic Topology · Mathematics 2021-06-23 Rafal Komendarczyk , Robin Koytcheff , Ismar Volic

In this paper, we classify several subcategories of the category of coherent sheaves on a noetherian divisorial scheme (e.g. a quasi-projective scheme over a commutative noetherian ring). More precisely, we classify the torsionfree (resp.…

Representation Theory · Mathematics 2023-04-21 Shunya Saito

We consider $SU(N)$ $\mathcal{N}=4$ super Yang-Mills with cubic and quadratic soft SUSY breaking potential, such that the global $SU(4)_R$ is broken to $SU(3)$ or further. As shown recently, this set-up supports a rich set of non-trivial…

High Energy Physics - Theory · Physics 2018-04-24 Marcus Sperling , Harold C. Steinacker

The main result of the present paper concerns finiteness properties of Floer theoretic invariants on affine log Calabi-Yau varieties $X$. Namely, we show that: (a) the degree zero symplectic cohomology $SH^0(X)$ is finitely generated and is…

Symplectic Geometry · Mathematics 2021-03-02 Daniel Pomerleano

In this article we construct a categorical resolution of singularities of an excellent reduced curve $X$, introducing a certain sheaf of orders on $X$. This categorical resolution is shown to be a recollement of the derived category of…

Algebraic Geometry · Mathematics 2016-04-26 Igor Burban , Yuriy Drozd , Volodymyr Gavran

I point out that (BPS saturated) A-type D-branes in superstring compactifications on Calabi-Yau threefolds correspond to {\em graded} special Lagrangian submanifolds, a particular case of the graded Lagrangian submanifolds considered by M.…

High Energy Physics - Theory · Physics 2015-06-25 C. I. Lazaroiu

We perform a Hodge theoretic study of parameter dependent families of D-branes on compact Calabi-Yau manifolds in type II and F-theory compactifcations. Starting from a geometric Gauss-Manin connection for B type branes we study the…

High Energy Physics - Theory · Physics 2010-09-24 Murad Alim , Michael Hecht , Hans Jockers , Peter Mayr , Adrian Mertens , Masoud Soroush

We establish necessary and sufficient conditions guaranteeing compactness of embeddings of fractional Sobolev spaces, Besov spaces, and Triebel-Lizorkin spaces, in the general context of quasi-metric-measure spaces. Although stated in the…

Functional Analysis · Mathematics 2024-06-27 Ryan Alvarado , Przemysław Górka , Artur Słabuszewski

This paper proposes a framework to show that the Fukaya category of a symplectic manifold $X$ determines the open Gromov-Witten invariants of Lagrangians $L \subset X$. We associate to an object in an $A_\infty$-category an extension of the…

Symplectic Geometry · Mathematics 2024-02-29 Kai Hugtenburg

We give a rigorous account and prove continuity properties for the correspondence between almost flat bundles on a triangularizable compact connected space and the quasi-representations of its fundamental group. For a discrete countable…

Operator Algebras · Mathematics 2015-03-23 José R. Carrión , Marius Dadarlat

We construct a fully-faithful functor of $\infty$-categories from complexes of D-cap modules with Fr\'echet cohomology to quasi-coherent sheaves on an analytic stack. We prove various descent results for $\infty$-categories of D-cap modules…

Algebraic Geometry · Mathematics 2025-11-12 Arun Soor

Let $(X,T^{1,0}X)$ be a compact strictly pseudoconvex CR manifold which is CR embeddable into the complex Euclidean space. We show that $T^{1,0}X$ can be approximated in $\mathscr{C}^\infty$-topology by a sequence of strictly pseudoconvex…

Complex Variables · Mathematics 2025-10-14 Hendrik Herrmann , Chin-Yu Hsiao , Bernhard Lamel

This paper considers the enhanced symplectic "category" for purposes of quantizing quasi-Hamiltonian $G$-spaces, where $G$ is a compact simple Lie group. Our starting point is the well-acknowledged analogy between the cotangent bundle…

Symplectic Geometry · Mathematics 2020-12-22 Peter Crooks , Jonathan Weitsman

We derive constraints on Lagrangian embeddings in completions of certain stable symplectic fillings with semisimple symplectic cohomologies. Manifolds with these properties can be constructed by generalizing the boundary connected sum…

Symplectic Geometry · Mathematics 2020-11-11 Yin Li

Let $X = G/H$ be an affine homogeneous spherical variety with abelian regular centralizer and no type N roots. In this paper, we formulate a relative geometric Langlands conjecture in the Dolbeault setting for $M = T^*X$. More concretely,…

Algebraic Geometry · Mathematics 2025-09-09 Thomas Hameister , Zhilin Luo , Benedict Morrissey
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