Results 11 to 20 of about 436,828 (182)

Reverse Stein–Weiss Inequalities on the Upper Half Space and the Existence of Their Extremals

open access: yesAdvanced Nonlinear Studies, 2019
The purpose of this paper is four-fold. First, we employ the reverse weighted Hardy inequality in the form of high dimensions to establish the following reverse Stein–Weiss inequality on the upper half space:
Chen Lu, Lu Guozhen, Tao Chunxia
doaj   +2 more sources

Geometric invariant theory on Stein spaces

open access: yesMathematische Annalen, 1991
The aim of this paper is to present results on actions of compact Lie groups on Stein spaces. The main result is the following: Complexification Theorem. Let K be a compact Lie group and \(K^{{\mathbb{C}}}\) a complexification of K. If K acts on a reduced Stein space X, then there exists a complex space \(X^{{\mathbb{C}}}\) with a holomorphic action ...
Peter Heinzner
openaire   +3 more sources

Cohomology of p-adic Stein spaces [PDF]

open access: yesInventiones mathematicae, 2019
We compute the $p$-adic tale and the pro- tale cohomologies of the Drinfeld half-space of any dimension. The main input is a new comparison theorem for the $p$-adic pro- tale cohomology of $p$-adic Stein spaces.
Colmez, Pierre   +2 more
openaire   +4 more sources

The Theatrical Laboratory as Critical Training Ground for Democracy: Pedagogical Reflections and a Historical Example

open access: yesFormazione & Insegnamento, 2022
In order to respond to the crisis of the last two years in a proper way, a paradigm shift seems necessary to centralize the individual and collective active responsibility in transformative and generative processes for a new start and change.
Elisabetta Villano
doaj   +1 more source

Reversed Stein–Weiss Inequalities with Poisson-Type Kernel and Qualitative Analysis of Extremal Functions

open access: yesAdvanced Nonlinear Studies, 2021
Through conformal map, isoperimetric inequalities are equivalent to the Hardy–Littlewood–Sobolev (HLS) inequalities involved with the Poisson-type kernel on the upper half space.
Tao Chunxia
doaj   +1 more source

Hartogs Extension Theorems on Stein Spaces [PDF]

open access: yesJournal of Geometric Analysis, 2010
We discuss various known generalizations of the classical Hartogs' extension theorem on Stein spaces with arbitrary singularities and present an analytic proof based on d-bar methods.
Øvrelid, Nils, Vassiliadou, Sophia
openaire   +3 more sources

Simultaneous estimation of log-normal coefficients of variation: Shrinkage and pretest strategies

open access: yesMethodsX, 2023
In this paper, we consider the problem of estimating the log-normal coefficients of variation when multiple samples from log-normal populations with unequal variances are combined.
Mahmoud Aldeni   +3 more
doaj   +1 more source

Extending holomorphic mappings from subvarieties in Stein manifolds [PDF]

open access: yes, 2004
Suppose that Y is a complex manifold with the property that any holomorphic map from a compact convex set in a complex Euclidean space C^n (for any n) to Y is a uniform limit of entire maps from C^n to Y.
Forstneric, Franc
core   +5 more sources

Efficiently searching extreme mechanical properties via boundless objective-free exploration and minimal first-principles calculations

open access: yesnpj Computational Materials, 2022
Despite the machine learning (ML) methods have been largely used recently, the predicted materials properties usually cannot exceed the range of original training data. We deployed a boundless objective-free exploration approach to combine traditional ML
Joshua Ojih   +4 more
doaj   +1 more source

Stein-Weiss inequality for local mixed radial-angular Morrey spaces

open access: yesOpen Mathematics, 2022
In this article, a generalization of the well-known Stein-Weiss inequality for the fractional integral operator on functions with different integrability properties in the radial and the angular direction in local Morrey spaces is established.
Wei Mingquan, Su Fangming, Sun Lanyin
doaj   +1 more source

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