Results 21 to 30 of about 465,131 (341)

La recuperación de símbolos del Siglo de Oro en la obra de Jorge Luis Borges

open access: yesPensamiento. Revista de Investigación e Información Filosófica, 2022
La obra de Jorge Luis Borges (1899-1986) siempre suele relacionarse con la de autores ajenos a la literatura española como De Quincey, Stevenson, Whitman, Chesterton, Coleridge o Poe. Su anglofilia es bien conocida por todos.
Miguel Antón Moreno
doaj   +1 more source

Sard's approximation processes and oblique projections [PDF]

open access: yes, 2009
Three problems arising in approximation theory are studied. These problems have already been studied by Arthur Sard. The main goal of this paper is to use geometrical compatibility theory to extend Sard's results and get characterizations of the sets of ...
Corach, Gustavo   +2 more
core   +2 more sources

Bloqueos caudales en pacientes pediátricos

open access: yesRevista Digital de Postgrado, 2020
En esta investigación se caracteriza el comportamiento hemodinámico de los bloqueos caudales pediátricos sometidos a cirugías de hemiabdomen inferior y región inguinal, en el Hospital General Docente de Calderón (HGDC), Quito-Ecuador, en el periodo junio-
Alfredo Chirinos   +3 more
doaj   +1 more source

The Calderón problem for quasilinear elliptic equations

open access: yes, 2020
In this paper we show uniqueness of the conductivity for the quasilinear Calderon's inverse problem. The nonlinear conductivity depends, in a nonlinear fashion, of the potential itself and its gradient.
Claudio Muñoz, G. Uhlmann
semanticscholar   +1 more source

Determining the magnetic potential in the fractional magnetic Calderón problem [PDF]

open access: yes, 2020
We determine both the magnetic potential and the electric potential from the exterior partial measurements of the Dirichlet-to-Neumann map in the fractional linear magnetic Calderón problem by using an integral identity.
Li Li
semanticscholar   +1 more source

Random series in Lp(X, Σ,μ) using unconditional basic sequences and lp stable sequences: A result on almost sure almost everywhere convergence [PDF]

open access: yes, 2007
Here we study the almost sure almost everywhere convergence of random series of the form Σ∞ i=1αifi in the Lebesgue spaces L p(X, Σ,μ), where the ai's are centered random variables, and the fi's constitute an unconditional basic sequence or an lp stable ...
Cernuschi Frias, Bruno   +1 more
core   +1 more source

Linearized Calderón problem and exponentially accurate quasimodes for analytic manifolds [PDF]

open access: yesAdvances in Mathematics, 2020
In this article we study the linearized anisotropic Calderon problem on a compact Riemannian manifold with boundary. This problem amounts to showing that products of pairs of harmonic functions of the manifold form a complete set.
Katya Krupchyk, T. Liimatainen, M. Salo
semanticscholar   +1 more source

Inequalities related to Bourin and Heinz means with a complex parameter [PDF]

open access: yes, 2015
A conjecture posed by S. Hayajneh and F. Kittaneh claims that given A, B positive matrices, 0≤t≤1, and any unitarily invariant norm the following inequality holds{triple vertical-rule fence}AtB1-t+BtA1-t{triple vertical-rule fence}≤{triple vertical-rule ...
Bottazzi, Tamara Paula   +3 more
core   +1 more source

Higher order Calderón-Zygmund estimates for the p-Laplace equation [PDF]

open access: yesJournal of Differential Equations, 2019
The paper is concerned with higher order Calderon-Zygmund estimates for the $p$-Laplace equation $$ -\textrm{div}(A(\nabla u)) := -\textrm{div}{(|\nabla u|^{p-2}\nabla u)}=-\textrm{div} F, \qquad ...
A. Balci, L. Diening, M. Weimar
semanticscholar   +1 more source

Schur complements in Krein spaces [PDF]

open access: yes, 2007
The aim of this work is to generalize the notions of Schur complements and shorted operators to Krein spaces. Given a (bounded) J-selfadjoint operator A (with the unique factorization property) acting on a Krein space H and a suitable closed subspace S ...
Maestripieri, Alejandra Laura   +1 more
core   +1 more source

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