Results 1 to 10 of about 345,162 (102)

Generalized J-integral – mathematical foundation

open access: yesBoundary Value Problems
This article describes the mathematics for building the foundations of the theory of the Generalized J-integral (GJ-integral) in various variational problems defined on D that gives the shape derivative on singular points such as boundaries, cracks ...
Kohji Ohtsuka
doaj   +1 more source

Two theorems of Josefson-Nissenzweig type for Fréchet spaces

open access: yes, 1993
We characterize the Fréchet-Montel (respectively, Fréchet-Schwartz) spaces by sequences in their dual spaces.
J. Bonet, M. Lindström, M. Valdivia
core   +1 more source

Early-reverberation imaging functions for bounded elastic domains

open access: yesActa Acustica
For the ultrasonic inspection of bounded elastic structures, finite-duration imaging functions are derived in the Fourier–Laplace domain, where efficient computational tools exist for solving problems in linear elasticity.
Ducasse Éric   +2 more
doaj   +1 more source

The first fundamental theorem of calculus for functions defined on wasserstein space

open access: yes
We establish an analogue of the first fundamental theorem of calculus for functions defined on the Wasserstein space of probability measures. Precisely, we show that if a function on the Wasserstein space is sufficiently regular in the sense of the ...
Erny, Xavier
core   +1 more source

Tropical Fréchet Means

open access: yes
TROPICAL FRÉCHET MEANS Tropical Fréchet Means / Lin, Bo (Rights reserved) (-
Monod, Anthea   +4 more
core  

κ-FRÉCHET URYSOHN SPACES

open access: yes, 2005
(Arhangel’skii, 1999) A Hausdorff topological space X is called κ-Fréchet Urysohn if for every open subset A of X and every x ∈ A there exists a sequence of points of A converging to x.
Chuan Liu, Lewis D. Ludwig
core  

On a problem of Nogura about the product of Fréchet-Urysohn $\langle \alpha_4\rangle$-spaces

open access: yes, 1999
summary:Assuming Martin's Axiom, we provide an example of two Fréchet-Urysohn $\langle\alpha_4\rangle$-spaces, whose product is a non-Fréchet-Urysohn $\langle\alpha_4\rangle$-space.
Costantini, Camillo
core  

A single shooting method with approximate Fréchet derivative for computing geodesics on the Stiefel manifold [PDF]

open access: yes
This paper shows how to use the shooting method, a classical numerical algorithm for solving boundary value problems, to compute the Riemannian distance on the Stiefel manifold $ \mathrm{St}(n,p) $, the set of $ n \times p $ matrices with orthonormal ...
Sutti, Marco
core   +1 more source

Traité du calcul des probabilités et de ses applications, T. 1, Les principes de la théorie des probabilités, Fasc. 3, Recherches théoriques modernes sur le calcul des probabilités, 1. livre, Généralités sur les probabilités, éléments aléatoires / par Maurice Fréchet

open access: yes
TRAITÉ DU CALCUL DES PROBABILITÉS ET DE SES APPLICATIONS, T. 1, LES PRINCIPES DE LA THÉORIE DES PROBABILITÉS, FASC. 3, RECHERCHES THÉORIQUES MODERNES SUR LE CALCUL DES PROBABILITÉS, 1.
Fréchet, Maurice, Borel, Émile
core  

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