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We construct the generic component of the moduli space of the germs of Legendrian curves with generic plane projection topologicaly equivalent to a curve y^n = x^m, (n,m)=1.

Algebraic Geometry · Mathematics 2009-10-30 Antonio Araujo , Orlando Neto

In this paper, we prove that the tagent map of the holomorphic $k$- jet evaluation $j^k_{hol}$ from the mapping space to holomorphic $k$-jet bundle, when restricted on the universal moduli space of simple J-holomorphic curves with one…

Symplectic Geometry · Mathematics 2009-11-10 Ke Zhu

We study the moduli space of M-theories compactified on G_2 manifolds which are asymptotic to a cone over quotients of S^3 x S^3. We show that the moduli space is composed of several components, each of which interpolates smoothly among…

High Energy Physics - Theory · Physics 2010-11-19 Tamar Friedmann

In this paper we give a gauge theoretic construction of the joint moduli space of stable G-Higgs bundles on closed Riemann surfaces, where the Riemann surface structure is allowed to vary in the Teichm\"uller space of the underlying smooth…

Differential Geometry · Mathematics 2025-12-09 Brian Collier , Jérémy Toulisse , Richard Wentworth

Let $G$ be a Lie group, with an invariant non-degenerate symmetric bilinear form on its Lie algebra, let $\pi$ be the fundamental group of an orientable (real) surface $M$ with a finite number of punctures, and let $\bold C$ be a family of…

dg-ga · Mathematics 2008-02-03 K. Guruprasad , J. Huebschmann , L. Jeffrey , A. Weinstein

We prove that the moduli space of the pseudo holomorphic curves in the A-model on a symplectic torus is homeomorphic to a moduli space of Feynman diagrams in the configuration space of the morphisms in the B-model on the corresponding…

High Energy Physics - Theory · Physics 2019-05-07 Matsuo Sato

We provide necessary and sufficient conditions for when an algebraic stack admits a good moduli space and prove a semistable reduction theorem for points of algebraic stacks equipped with a $\Theta$-stratification. These results provide a…

Algebraic Geometry · Mathematics 2024-02-26 Jarod Alper , Daniel Halpern-Leistner , Jochen Heinloth

We prove that the moduli of stable supercurves with punctures is a smooth proper DM stack and study an analog of the Mumford's isomorphism for its canonical line bundle.

Algebraic Geometry · Mathematics 2023-03-07 Giovanni Felder , David Kazhdan , Alexander Polishchuk

Moduli of vector bundles on stacky curves behave similarly to moduli of vector bundles on curves, except there are additional numerical invariants giving many different notions of stability. We apply the existence criterion for good moduli…

Algebraic Geometry · Mathematics 2024-07-08 Chiara Damiolini , Victoria Hoskins , Svetlana Makarova , Lisanne Taams

We compute cohomology of the moduli space of genus three curves with level two structure and some related spaces. In particular, we determine the cohomology groups of the moduli space of plane quartics with level two structure as…

Algebraic Geometry · Mathematics 2020-08-03 Olof Bergvall

We find certain relations between flag Hilbert schemes of points on plane curves and moduli spaces of one-dimensional plane sheaves. We show that some of these moduli spaces are unirational.

Algebraic Geometry · Mathematics 2017-01-31 Mario Maican

We define and study the stack ${\mathcal U}^{ns,a}_{g,g}$ of (possibly singular) projective curves of arithmetic genus g with g smooth marked points forming an ample non-special divisor. We define an explicit closed embedding of a natural…

Algebraic Geometry · Mathematics 2017-10-18 Alexander Polishchuk

It is known that the space of convex polygons in the Euclidean plane with fixed normals, up to homotheties and translations, endowed with the area form, is isometric to a hyperbolic polyhedron. In this note we show a class of convex…

Differential Geometry · Mathematics 2013-04-05 François Fillastre

The moduli spaces refered to are topological spaces whose path components parametrize homotopy types. Such objects have been studied in two separate contexts: rational homotopy types, in the work of several authors in the late 1970's; and…

Algebraic Topology · Mathematics 2007-05-23 David Blanc

In a previous paper we showed that for every polarization on an abelian variety there is a dual polarization on the dual abelian variety. In this note we extend this notion of duality to families of polarized abelian varieties. As a main…

Algebraic Geometry · Mathematics 2007-05-23 Ch. Birkenhake , H. Lange

We provide a sketch of the GIT construction of the moduli spaces for the three classes of connections: the class of meromorphic connections with fixed divisor of poles $D$ and its subclasses of integrable and integrable logarithmic…

Algebraic Geometry · Mathematics 2010-09-13 Francois-Xavier Machu

We carry an intrinsic approach to the study of the connectedness of the moduli space $\mathcal{M}_G$ of $G$-Higgs bundles, over a compact Riemann surface, when $G$ is a complex reductive (not necessarily connected) Lie group. We prove that…

Algebraic Geometry · Mathematics 2018-02-22 Oscar García-Prada , André Oliveira

We describe the holonomy algebras of all canonical connections of homogeneous structures on real hyperbolic spaces in all dimensions. The structural results obtained then lead to a determination of the types, in the sense of Tricerri and…

Differential Geometry · Mathematics 2011-11-28 Marco Castrillon Lopez , P. M. Gadea , Andrew Swann

After introducing some motivations for this survey, we describe a formalism to parametrize a wide class of algebraic structures occurring naturally in various problems of topology, geometry and mathematical physics. This allows us to define…

Algebraic Topology · Mathematics 2016-12-16 Sinan Yalin

We give an explicit finite-dimensional model for the derived moduli stack of flat connections on $\mathbb{C}^k$ with logarithmic singularities along a weighted homogeneous Saito free divisor. We investigate in detail the case of plane…

Algebraic Geometry · Mathematics 2023-01-04 Francis Bischoff
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