Results 121 to 130 of about 23,112 (257)

A description of the Stone space of Banach lattice C(K,E)

open access: yesJournal of Function Spaces and Applications, 2006
We give a topological description of the Stone space of C(K,E), Banach lattices of continuous functions from a compact Hausdorff space K into a Banach lattice E.
Zafer Ercan
doaj   +1 more source

On Zippin's Embedding Theorem of Banach spaces into Banach spaces with bases

open access: yesAdvances in Mathematics, 2015
We present a new proof of Zippin's Embedding Theorem, that every separable reflexive Banach space embeds into one with shrinking and boundedly complete basis, and every Banach space with a separable dual embeds into one with a shrinking basis. This new proof leads to improved versions of other embedding results.
openaire   +3 more sources

$Q$-Reflexive Banach Spaces

open access: yesRocky Mountain Journal of Mathematics, 1997
Let $E$ be a Banach space and, for any positive integer $n$, let ${\cal P}(^nE)$ denote the Banach space of continuous $n$-homogeneous polynomials on $E$. Davie and Gamelin showed that the natural extension mapping from ${\cal P}(^nE)$ to ${\cal P}(^nE^{\ast\ast})$ is an isometry into the latter space.
Aron, Richard M., Dineen, Seán
openaire   +3 more sources

RAMS: Residual‐Based Adversarial‐Gradient Moving Sample Method for Scientific Machine Learning in Solving Partial Differential Equations

open access: yesAdvanced Intelligent Discovery, Volume 2, Issue 3, June 2026.
We propose a residual‐based adversarial‐gradient moving sample (RAMS) method for scientific machine learning that treats samples as trainable variables and updates them to maximize the physics residual, thereby effectively concentrating samples in inadequately learned regions.
Weihang Ouyang   +4 more
wiley   +1 more source

A maximal theorem for holomorphic semigroups on vector-valued spaces. [PDF]

open access: yes, 2010
Suppose that ...
Doust, Ian   +2 more
core  

The Relationship of Nest‐Site Selection Parameters, Timing of Breeding, Brood Size, and Nestling Body Condition With Brood Sex Ratio in the Black‐Crowned Night Heron Nycticorax nycticorax

open access: yesEcology and Evolution, Volume 16, Issue 6, June 2026.
This study investigated the relationship of nest‐site selection parameters, timing of breeding, brood size, and nestling body condition with the brood sex ratio of Black‐crowned Night Herons (Nycticorax nycticorax) in northern Iran during 2023. Nestling sex was determined via PCR amplification of the CHD gene from blood samples.
Seyedeh Farahnaz Vesali   +3 more
wiley   +1 more source

Genericity and amalgamation of classes of Banach spaces

open access: yes, 2007
We study universality problems in Banach space theory. We show that if A is an analytic class, in the Effros–Borel structure of subspaces of C([0,1]), of non-universal separable Banach spaces, then there exists a non-universal separable Banach space Y ...
Argyros, Spiros A.   +5 more
core   +1 more source

On Weakly Lindelof Banach Spaces

open access: yesRocky Mountain Journal of Mathematics, 1993
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Argyros, S., Mercourakis, S.
openaire   +4 more sources

Long‐Time Solvability and Asymptotics for the 3D Rotating MHD Equations

open access: yesMathematische Nachrichten, Volume 299, Issue 6, Page 1480-1509, June 2026.
ABSTRACT We consider the initial value problem for the 3D incompressible rotating MHD equations around a constant magnetic field. We prove the long‐time existence and uniqueness of solutions for small viscosity coefficient and high rotating speed. Moreover, we investigate the asymptotic behavior of solutions in the limit of vanishing viscosity and fast
Hiroki Ohyama
wiley   +1 more source

On the weak uniform rotundity of Banach spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2003
We prove that if Xi,i=1,2,…, are Banach spaces that are weak* uniformly rotund, then their lp product space (p>1) is weak* uniformly rotund, and for any weak or weak* uniformly rotund Banach space, its quotient space is also weak or weak* uniformly ...
Wen D. Chang, Ping Chang
doaj   +1 more source

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