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相关论文: A counterexample to the Arakelyan Conjecture

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We construct an entire function $f$ with only three singular values whose order of growth can change under a quasiconformal equivalence. This is a counterexample to the Order Conjecture in the Speiser class ${\mathcal S}$ of entire…

复变函数 · 数学 2020-07-13 Christopher J. Bishop

In [2] the author claims to provide a counterexample to a result in a recent paper [1]. In this note, we prove that the details of his example is false and this example is compatible with our result in [1] and so is not a countreexample.

泛函分析 · 数学 2025-07-03 Elmiloud Chil

In this paper we give a counterexample to the conjecture: Let $S\in{\rm SInn}$. Then $z\cdot S$ is onto $U$.

复变函数 · 数学 2022-05-26 Ronen Peretz

The article provides a counterexample to a conjecture by Blocki-Zwonek.

复变函数 · 数学 2015-07-20 John Erik Fornæss

Arakelian's classical approximation theorem \cite{Ar} gives necessary and sufficient conditions such that functions can be uniformly approximated in (unbounded) closed sets $F\subset \mathbb{C}$ by entire functions. The conditions are…

复变函数 · 数学 2025-12-02 Grigorios Fournodavlos , Vassili Nestoridis , Spyros Pasias

Another counter-example to Dirac's Conjecture is presented, which resembles the Cawley model but is so modified as to include second class constraints. The arbitrary function in the general solution to the defining equations of momenta…

经典物理 · 物理学 2019-02-26 Takayuki Hori

We give counterexamples to Okounkov's log-concavity conjecture for Littlewood-Richardson coefficients.

表示论 · 数学 2007-05-23 Calin Chindris , Harm Derksen , Jerzy Weyman

We give an explicit counterexample to an entanglement inequality suggested in a recent paper [quant-ph/0005126] by Benatti and Narnhofer. The inequality would have had far-reaching consequences, including the additivity of the entanglement…

量子物理 · 物理学 2007-05-23 R. F. Werner , K. G. H. Vollbrecht

We combine several folklore observations to provide a working framework for iterating constructions which contradict the axiom of choice. We use this to define a model in which any kind of structural failure must fail with a proper class of…

逻辑 · 数学 2021-07-26 Asaf Karagila

An example of a cocomplete abelian category that is not complete is constructed.

范畴论 · 数学 2018-05-29 Jeremy Rickard

We give a counterexample to a recently conjectured variant of the Penrose inequality.

微分几何 · 数学 2026-04-30 Sven Hirsch , Yipeng Wang

We show that the natural directed analogues of the KKL theorem [KKL88] and the Eldan--Gross inequality [EG20] from the analysis of Boolean functions fail to hold. This is in contrast to several other isoperimetric inequalities on the…

组合数学 · 数学 2022-10-06 Quentin Dubroff , Shivam Nadimpalli , Bhargav Narayanan

The paper presents a counterexample to the Hodge conjecture.

综合数学 · 数学 2020-07-28 Jorma Jormakka

In this very short note, we give a counterexample to a recent conjecture of Gilmer which would have implied the union-closed conjecture.

组合数学 · 数学 2022-11-23 David Ellis

In this paper, we give a counter-example, in the general case, Kronecker theorem will derive contradiction. Kronecker theorem be correct after removing some conditions.

综合数学 · 数学 2023-05-16 JinHua Fei

We provide a proof and a counterexample to two conjectures made by N. Kuznetsov.

偏微分方程分析 · 数学 2023-11-21 Florian Oschmann

In this note, we discuss recently discovered counterexamples to Mordell's Pellian Equation Conjecture and the Ankeny-Artin-Chowla-Conjecture. We provide a verification of the counterexample to Mordell's Pellian Equation Conjecture that can…

数论 · 数学 2025-04-30 Andreas Reinhart

We give a counterexample of Morrison's cone conjecture for a strict Calabi-Yau threefold.

代数几何 · 数学 2022-11-21 Keiji Oguiso

In this paper we use computational methods to disprove a conjecture by Alaoglu and Erd\H{o}s regarding the superabundant numbers.

数论 · 数学 2020-09-09 Tibor Burdette , Ian Stewart

We construct the counter-example for polynomial version of Sarnak's conjecture for minimal systems, which assets that the M\"obius function is linearly disjoint from subsequences along polynomials of deterministic sequences realized in…

动力系统 · 数学 2021-05-21 Zhengxing Lian , Ruxi Shi
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