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Related papers: A non-Archimedean Ohsawa-Takegoshi extension theor…

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In this paper we prove that Dirac operators on non-compact complete orbifolds which are sufficiently regular at infinity, admit a unique extension. Additonally, we prove a generalized orbifold Stokes'/Divergence theorem.

Differential Geometry · Mathematics 2008-09-22 Carla Farsi

We develop non-Archimedean techniques to analyze the degeneration of a sequence of rational maps of the complex projective line. We provide an alternative to Luo's method which was based on ultra-limits of the hyperbolic 3-space. We build…

Dynamical Systems · Mathematics 2026-05-12 Charles Favre , Chen Gong

In this paper, we discuss meromorphic solutions of functional equations over non-Archimedean fields, and prove analogues of the Clunie lemma, Malmquist-type theorem and Mokhon'ko theorem.

Complex Variables · Mathematics 2023-09-20 Pei-Chu Hu , Yong-Zhi Luan

We provide a framework for studying the dynamics of families of one-variable rational functions parametrized by Berkovich spaces over a complete non-archimedean field. We prove a non-archimedean analogue of Ma\~{n}\'{e}, Sad, and Sullivan's…

Dynamical Systems · Mathematics 2018-11-01 Thomas Silverman

We define an analog of the Leja-Siciak-Zaharjuta subharmonic extremal function for a proper subset $E$ of the Berkovich projective line $P^1$ over a field with a non-archimedean absolute value, relative to a point $\zeta \not \in E$. When…

Algebraic Geometry · Mathematics 2021-07-09 Małgorzata Stawiska

Graded quasi-commutative skew PBW extensions are isomorphic to graded iterated Ore extensions of endomorphism type, whence graded quasi-commutative skew PBW extensions with coefficients in AS-regular algebras are skew Calabi-Yau and the…

Quantum Algebra · Mathematics 2017-12-01 Héctor Suárez , Oswaldo Lezama , Armando Reyes

We establish a transcendental generalization of Nakamaye's theorem to compact complex manifolds when the form is not assumed to be closed. We apply the recent analytic technique developed by Collins--Tosatti to show that the non-Hermitian…

Complex Variables · Mathematics 2024-04-02 Quang-Tuan Dang

We utilize the Legendre-Fenchel transform and weak geodesics for plurisubharmonic functions to construct a weight function that can be used in the Berndtsson-Lempert method, to give an Ohsawa-Takegoshi extension type of result. Theorem 4.1…

Complex Variables · Mathematics 2021-05-04 Tai Terje Huu Nguyen , Xu Wang

We find a precise relationship between the minimal extensions in $L^2$ and $L^p$ Ohsawa-Takegoshi extension theorems. This relationship also gives another proof to the $L^p$ version of the Ohsawa-Takegoshi extension theorem, which is…

Complex Variables · Mathematics 2023-08-17 Yuanpu Xiong

This text contributes to the foundations of the theory of global Berkovich spaces, that is to say Berkovich spaces over Banach rings with nice properties such as $\mathbf{Z}$, rings of integers of number fields, discrete valuation rings,…

Algebraic Geometry · Mathematics 2024-01-30 Thibaud Lemanissier , Jérôme Poineau

In this paper we give an extension of the Birkhoff--Lewis theorem to some semilinear PDEs. Accordingly we prove existence of infinitely many periodic orbits with large period accumulating at the origin. Such periodic orbits bifurcate from…

Dynamical Systems · Mathematics 2007-05-23 Dario Bambusi , Massimiliano Berti

Based on Harnack's inequality and convex analysis we show that each plurisubharmonic function is locally BUO (bounded upper oscillation) with respect to polydiscs of finite type but not for arbitrary polydiscs. We also show that each…

Complex Variables · Mathematics 2019-09-10 Bo-Yong Chen , Xu Wang

We study the asymptotics of Ohsawa-Takegoshi extension operator and orthogonal Bergman projector associated with high tensor powers of a positive line bundle. More precisely, for a fixed complex submanifold in a complex manifold, we…

Differential Geometry · Mathematics 2023-11-10 Siarhei Finski

We consider a generalized Takagi function for beta-expansions with the base $1<\beta\leq2$, motivated by multifractal analysis for digit frequency sets of beta-expansions [20]. We show that it is pointwise $\alpha$-H\"older continuous for…

Dynamical Systems · Mathematics 2026-04-21 Shintaro Suzuki

We study the boundary behavior of the Kobayashi-Royden metric and the Kobayashi hyperbolicity of domains in Riemannian manifolds. As an application, we prove a Fatou type theorem on the existence, almost everywhere, of non tangential limits…

Complex Variables · Mathematics 2025-05-15 Hervé Gaussier , Alexandre Sukhov

Let $k$ be a local field with valuation ring $O_k$ and residue field $\overline{k}$. We extend Hahn--Banach theorem for the class of seminormed $k$-vector spaces to several classes of locally convex spaces and subspaces over $k$, $O_k$, and…

Number Theory · Mathematics 2016-03-23 Tomoki Mihara

For a projective variety $X$ defined over a non-Archimedean complete non-trivially valued field $k$, and a semipositive metrized line bundle $(L, \phi)$ over it, we establish a metric extension result for sections of $L^{\otimes n}$ from a…

Algebraic Geometry · Mathematics 2019-04-09 Yanbo Fang

The paper introduces the concept of quasimeasure of noncompactness. Motivated by the Arzel\`a-Ascoli theorem for $C^b(X,E)$, where $X$ is an Euclidean space and $E$ an arbitrary Banach space, we construct a quasimeasure for this space and…

Functional Analysis · Mathematics 2016-05-18 Mateusz Krukowski

In this short paper, we aim at giving a more conceptual and simpler proof of Rumely's moduli theoretic characterization of type II minimal locus of the resultant function $\operatorname{ordRes}_\phi$ on the Berkovich hyperbolic space for a…

Algebraic Geometry · Mathematics 2025-10-17 Yûsuke Okuyama

We prove a Torelli-like theorem for higher-dimensional function fields, from the point of view of "almost-abelian" anabelian geometry.

Algebraic Geometry · Mathematics 2021-04-23 Adam Topaz