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Related papers: Explicit Hodge decomposition on Riemann surfaces

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On a real regular elliptic surface without multiple fiber, the Betti number $h_1$ and the Hodge number $h^{1,1}$ are related by $h_1\leq h^{1,1}$. We prove that it's always possible to deform such algebraic surface to obtain $h_1=h^{1,1}$.…

Algebraic Geometry · Mathematics 2025-05-23 Frédéric Mangolte

We show that Riemann surfaces, and separated variables immediately provide classical Poisson commuting Hamiltonians. We show that Baxter's equations for separated variables immediately provide quantum commuting Hamiltonians. The…

High Energy Physics - Theory · Physics 2009-11-07 O. Babelon , M. Talon

We present an explicit formula for the deformation quantization on K\"{a}hler manifolds.

Quantum Algebra · Mathematics 2007-05-23 Nicolai Reshetikhin , Leon Takhtajan

We generalize the H. Cartan's theory of holomorphic curves for a general open Riemann surface. Besides, a vanishing theorem for jet differentials and a Bloch's theorem for Riemann surfaces are obtained.

Complex Variables · Mathematics 2021-05-25 Xianjing Dong

The paper presents a proof of the Hodge Riemann relations for the combinatorial intersection cohomology of a polytope, as fist given by K.Karu, in terms of geometric operations on polytopes.

Algebraic Geometry · Mathematics 2007-05-23 G. Barthel , J. -P-Brasselet , K. -H. Fieseler , L. Kaup

We study the decomposability of a Lagrangian homology class on a K3 surface into a sum of classes represented by special Lagrangian submanifolds, and develop criteria for it in terms of lattice theory. As a result, we prove the…

Differential Geometry · Mathematics 2022-08-16 Kuan-Wen Lai , Yu-Shen Lin , Luca Schaffler

We find a system of two polynomial equations in two unknowns, whose solution allows to give an explicit expression of the conformal representation of a simply connected three sheeted compact Riemann surface onto the extended complex plane.…

Complex Variables · Mathematics 2015-05-13 Guillermo Lopez Lagomasino , Domingo Pestana , Jose M. Rodriguez , Dmitry Yakubovich

Using H\"{o}rmander $L^2$ method for Cauchy-Riemann equations from complex analysis, we study a simple differential operator $\bar{\partial}^k+a$ of any order (densely defined and closed) in weighted Hilbert space…

Complex Variables · Mathematics 2019-09-25 Shaoyu Dai , Yifei Pan

We present a refined, improved $L^2$-theory for the $\bar{\partial}$-operator for $(0,q)$ and $(n,q)$-forms on Hermitian complex spaces of pure dimension $n$ with isolated singularities. The general philosophy is to use a resolution of…

Complex Variables · Mathematics 2015-02-24 Jean Ruppenthal

A Lefschetz module is a module over a graded algebra $A$ that satisfies analogues of Poincar\'{e} duality, the Hard Lefschetz property, and the Hodge--Riemann relations with respect to an open convex cone $\mathscr{K}$ in the degree one…

Algebraic Geometry · Mathematics 2025-11-05 Omid Amini , June Huh , Matt Larson

We present algorithms used in the computational part of the article "Special homogeneous linear systems on Hirzebruch surfaces".

Algebraic Geometry · Mathematics 2009-11-10 Marcin Dumnicki

In this paper, we solve a logarithmic $\bar{\partial}$-equation on a compact K\"ahler manifold associated to a smooth divisor by using the cyclic covering trick. As applications, we discuss the closedness of logarithmic forms, injectivity…

Algebraic Geometry · Mathematics 2025-05-20 Xueyuan Wan

Using the notion of commutative operator vessels, this work investigates de Branges-Rovnyak spaces whose elements are sections of a line bundle of multiplicative half-order differentials on a compact real Riemann surface. As a special case,…

Complex Variables · Mathematics 2020-07-15 Daniel Alpay , Ariel Pinhas , Victor Vinnikov

In this paper, we extend the classical de Rham decomposition theorem to the case of Riemannian manifolds with boundary by using the trick of development of curves.

Differential Geometry · Mathematics 2021-09-07 Chengjie Yu

We consider the decomposition of bounded linear operators on Hilbert spaces in terms of functions forming frames. Similar to the singular-value decomposition, the resulting frame decompositions encode information on the structure and…

Numerical Analysis · Mathematics 2021-05-26 Simon Hubmer , Ronny Ramlau

We give a formula for the Hodge numbers of hypersurfaces in $\mathbb P^{4}$ with ordinary triple points.

Algebraic Geometry · Mathematics 2017-04-18 Sławomir Cynk

In this note, we find an equivalent boundary integral equation to the classical $\bar{\partial}$-Neumann problem. The new equation contains an equivalent regularity to the global regularity of the $\bar{\partial}$-Neumann problem. We also…

Complex Variables · Mathematics 2022-08-01 Bingyuan Liu

We show that any pseudo-effective divisor on a normal surface decomposes uniquely into its "integral positive" part and "integral negative" part, which is an integral analog of Zariski decompositions. By using this decomposition, we give…

Algebraic Geometry · Mathematics 2020-11-18 Makoto Enokizono

In this note we develop a tool box of non-Euclidean plane geometry methods that yield a constructive way to define in terms of closed geodesics the Goldman bracket on deformation classes of closed, directed curves. We use this construction…

Geometric Topology · Mathematics 2023-08-07 Moira Chas , Arpan Kabiraj

It is explained how to find the de~Rham decomposition of a Riemannian manifold and the Wu decomposition of a Lorentzian manifold. For that it is enough to find parallel symmetric bilinear forms on the manifold, and do some linear algebra.…

Differential Geometry · Mathematics 2016-11-08 Anton S. Galaev
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