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We consider elliptic fibrations with arbitrary base dimensions, and generalise previous work by the second author. In particular, we check universal closedness for the moduli of semistable objects with respect to a polynomial stability that…

Algebraic Geometry · Mathematics 2015-10-12 Wu-yen Chuang , Jason Lo

On a Weierstra{\ss} elliptic surface $X$, we define a `limit' of Bridgeland stability conditions, denoted as $Z^l$-stability, by moving the polarisation towards the fiber direction in the ample cone while keeping the volume of the…

Algebraic Geometry · Mathematics 2021-02-12 Wanmin Liu , Jason Lo , Cristian Martinez

On a Weierstra{\ss} elliptic surface $X$, we define a `limit' of Bridgeland stability conditions, denoted $Z^l$-stability, by varying the polarisation in the definition of Bridgeland stability along a curve in the ample cone of $X$. We show…

Algebraic Geometry · Mathematics 2017-10-16 Jason Lo

We characterize the subscheme of the moduli space of torsion-free sheaves on an elliptic surface which are stable of relative degree zeero (with respect to a polarization of type aH+bf, H being the section and f the elliptic fibre) which is…

Algebraic Geometry · Mathematics 2015-06-26 D. Hernandez Ruiperez , J. M. Munoz Porras

We focus on a class of Weierstrass elliptic threefolds that allows the base of the fibration to be a Fano surface or a numerically $K$-trivial surface. We define the notion of limit tilt stability, and show that the Fourier-Mukai transform…

Algebraic Geometry · Mathematics 2022-04-13 Jason Lo

Bridgeland stability condition is preserved under the Fourier-Mukai transform by its definition. We explain the relation with Gieseker stability. By studying the wall-crossing behavior, we reprove that the moduli spaces of stable sheaves on…

Algebraic Geometry · Mathematics 2012-11-27 Hiroki Minamide , Shintarou Yanagida , Kota Yoshioka

We completely describe all semi-stable torsion free sheaves of degree zero on nodal cubic curves using the technique of Fourier-Mukai transforms. The Fourier-Mukai images of such sheaves are torsion sheaves of finite length, which we…

Algebraic Geometry · Mathematics 2007-05-23 Igor Burban , Bernd Kreussler

We describe the birational correspondences, induced by the Fourier-Mukai functor, between moduli spaces of semistable sheaves on elliptic surfaces with sections, using the notion of $P$-stability in the derived category. We give explicit…

Algebraic Geometry · Mathematics 2010-08-24 Marcello Bernardara , Georg Hein

On the product elliptic threefold $X = C \times S$ where $C$ is an elliptic curve and $S$ is a K3 surface of Picard rank 1, we define a notion of limit tilt stability, which satisfies the Harder-Narasimhan property. We show that under the…

Algebraic Geometry · Mathematics 2019-10-17 Jason Lo

Given a non-singular variety with a K3 fibration f : X --> S we construct dual fibrations Y --> S by replacing each fibre X_s of f by a two-dimensional moduli space of stable sheaves on X_s. In certain cases we prove that the resulting…

Algebraic Geometry · Mathematics 2019-12-24 Tom Bridgeland , Antony Maciocia

This paper studies the action of the Fourier-Mukai transform on moduli spaces of vertical torsion sheaves on elliptic Calabi-Yau threefolds in Weierstrass form. Moduli stacks of semistable one dimensional sheaves on such threefolds are…

Algebraic Geometry · Mathematics 2015-10-14 Duiliu-Emanuel Diaconescu

We shall introduce a stability condition for a coherent sheaf associated to an elliptic surface. Then we study the behavior under relative Fourier-Mukai transforms.

Algebraic Geometry · Mathematics 2026-04-30 Kota Yoshioka

We realize explicit symmetries of Bridgeland stability conditions on any abelian threefold given by Fourier-Mukai transforms. In particular, we extend the previous joint work with Maciocia to study the slope and tilt stabilities of sheaves…

Algebraic Geometry · Mathematics 2017-09-28 Dulip Piyaratne

We construct stable sheaves over K3 fibrations using a relative Fourier-Mukai transform which describes the sheaves in terms of spectral data similar to the construction for elliptic fibrations. On K3 fibered Calabi-Yau threefolds we show…

Algebraic Geometry · Mathematics 2008-11-25 Bjorn Andreas , Daniel Hernandez Ruiperez , Dario Sanchez Gomez

We compute moduli spaces of Bridgeland stable objects on an irreducible principally polarized complex abelian surface corresponding to twisted ideal sheaves. We use Fourier-Mukai techniques to extend the ideas of Arcara and Bertram to…

Algebraic Geometry · Mathematics 2014-09-12 Antony Maciocia , Ciaran Meachan

We consider a relative Fourier-Mukai transform defined on elliptic fibrations over an arbitrary normal base scheme. This is used to construct relative Atiyah sheaves and generalize Atiyah's and Tu's results about semistable sheaves over…

Algebraic Geometry · Mathematics 2016-08-16 C. Bartocci , U. Bruzzo , D. Hernandez Ruiperez , J. M. Muñoz Porras

This article is based on a talk given at the Kinosaki Symposium on Algebraic Geometry in 2015, about a work in progress. We describe a polarization on a derived equivalent abelian variety by using Fourier-Mukai theory. We explicitly…

Algebraic Geometry · Mathematics 2015-12-08 Dulip Piyaratne

We show that the conjectural construction proposed by Bayer, Bertram, Macr\'i and Toda gives rise to Bridgeland stability conditions for a principally polarized abelian three-fold with Picard rank one by proving that tilt stable objects…

Algebraic Geometry · Mathematics 2015-11-24 Antony Maciocia , Dulip Piyaratne

On a Weierstrass elliptic surface, we describe the action of the relative Fourier-Mukai transform on the geometric chamber of $\mathrm{Stab}(X)$, and in the K3 case we also study the action on one of its boundary components. Using new…

Algebraic Geometry · Mathematics 2022-10-05 Jason Lo , Cristian Martinez

We shall study stability conditions and Fourier-Mukai transforms on an elliptic surface. In particular we shall explain duality of elliptic surfaces by Fourier-Mukai transforms.

Algebraic Geometry · Mathematics 2022-11-17 Kota Yoshioka
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