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We study the space of stability conditions on the total space of the canonical bundle over the projective plane. We explicitly describe a chamber of geometric stability conditions, and show that its translates via autoequivalences cover a…

Algebraic Geometry · Mathematics 2019-12-19 Arend Bayer , Emanuele Macri

We study the space of stability conditions $\Stab(X)$ on the non-compact Calabi-Yau threefold $X$ which is the total space of the canonical bundle of $\PP^2$. We give a combinatorial description of an open subset of $\Stab(X)$ and state a…

Algebraic Geometry · Mathematics 2009-11-11 Tom Bridgeland

We study some examples of Bridgeland-Douglas stability conditions on triangulated categories. From one side we give a complete description of the stability manifolds for smooth projective curves of positive genus. From the other side we…

Algebraic Geometry · Mathematics 2007-05-28 Emanuele Macri

Using Bridgeland stability conditions we give sufficient criteria for a stable vector bundle on a surface to remain stable when restricted to a curve. We give a stronger criterion when the vector bundle is a general vector bundle on the…

Algebraic Geometry · Mathematics 2020-06-16 John Kopper

Let $X$ be the total space of canonical bundle of $\pp$, we study an invariant subspace of stability conditions on $X$ under an autoequivalence of $D^b(X)$. We describe the complete set of stable objects with respect to the invariant…

Algebraic Geometry · Mathematics 2025-03-14 Yirui Xiong

We construct a subset of the space of stability conditions for any projective threefold with an ample polarization that satisfies a certain Bogomolov-Gieseker inequality to refine the result in arXiv:1410.1585. Then, we demonstrate that the…

Algebraic Geometry · Mathematics 2024-08-02 Dongjian Wu , Nantao Zhang

We present stability conditions for the category of coherent systems on an integral curve. We define a three-parameter family of pre-stability conditions in its derived category using tilting, and we then investigate when these conditions…

Algebraic Geometry · Mathematics 2025-11-18 Marcos Jardim , Leonardo Roa-Leguizamón , Renato Vidal Martins

We consider slope stability of the canonical extension of the tangent bundle by the trivial line bundle and with the extension class c_1(T_X) on Picard-rank-1 Fano varieties. In cases where the index divides the dimension or the dimension…

Algebraic Geometry · Mathematics 2023-05-02 Kuang-Yu Wu

Let X be a smooth projective surface over C and let L be a line bundle on X generated by its global sections. Let f:X-->P^r be the morphism associated to L and let T be the tangent bundle of P^r; we investigate the \mu-stability of f*T with…

Algebraic Geometry · Mathematics 2009-06-11 Chiara Camere

Projective spaces for finite-dimensional vector spaces over general fields are considered. The geometry of these spaces and the theory of line bundles over these spaces is presented. Particularly, the space of global regular sections of…

Algebraic Geometry · Mathematics 2023-09-21 Andrew D. Lewis

We define a one-dimensional family of "Euler" stability conditions on $\mathbb{P}^n$ which are conjectured to converge to Gieseker stability for coherent sheaves. Here, we focus on ${\mathbb P}^3$, first identifying Euler stability…

Algebraic Geometry · Mathematics 2022-01-03 Dapeng Mu

We apply Bridgeland stability conditions machinery to describe the geometry of some classical moduli spaces associated with canonical genus four curves in $\mathbb{P}^3$ via an effective control over its wall-crossing. These moduli spaces…

Algebraic Geometry · Mathematics 2021-07-30 Fatemeh Rezaee

We describe stability conditions for pairs consisting of a coherent sheaf and a homomorphism to a fixed coherent sheaf on a projective variety. The corresponding moduli spaces are constructed for pairs on curves and surfaces. We consider…

alg-geom · Mathematics 2008-02-03 Daniel Huybrechts , Manfred Lehn

In this article, we investigate the stability of syzygy bundles corresponding to ample and globally generated vector bundles on smooth irreducible projective surfaces.

Algebraic Geometry · Mathematics 2024-05-28 Snehajit Misra , Nabanita Ray

We show the stability of certain syzygies of line bundles on curves, which we call transforms, and are kernels of the evaluation map on subspaces of the space of global sections. For the transforms constructed, we prove the existence of…

Algebraic Geometry · Mathematics 2014-02-26 Ernesto C. Mistretta

We prove some general statements on stability conditions of Calabi-Yau surfaces and discuss the stability manifold of the cotangent bundle of P^1. Our primary interest is in spherical objects.

Algebraic Geometry · Mathematics 2007-05-23 So Okada

We use a recently proposed formulation of stable holomorphic vector bundles $V$ on elliptically fibered Calabi--Yau n-fold $Z_n$ in terms of toric geometry to describe stability conditions on $V$. Using the toric map $f: W_{n+1} \to…

High Energy Physics - Theory · Physics 2009-10-31 P. Berglund , P. Mayr

Roughly speaking, a conic bundle is a surface, fibered over a curve, such that the fibers are conics (not necessarily smooth). We define stability for conic bundles and construct a moduli space. We prove that (after fixing some invariants)…

Algebraic Geometry · Mathematics 2007-05-23 T. Gomez , I. Sols

The space of Bridgeland stability conditions on the bounded derived category of coherent sheaves on P2 has a principle connected component Stab^\dag(P2). We show that Stab^\dag(P2) is the union of geometric and algebraic stability…

Algebraic Geometry · Mathematics 2016-11-08 Chunyi Li

We study the stability of some homogeneous bundles on P^3 by using their representations of the quiver associated to the homgeneous bundles on P^3. In particular we show that homogeneous bundles on P^3 whose support of the quiver…

Algebraic Geometry · Mathematics 2011-05-03 Elena Rubei
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