Results 71 to 80 of about 243,657 (213)

Positive solutions of a boundary value problem with integral boundary conditions [PDF]

open access: yes, 2011
We consider boundary-value problems studied in a recent paper. We show that some existing theory developed by Webb and Infante applies to this problem and we use the known theory to show how to find improved estimates on parameters μ*, λ so ...
Webb, J.
core  

Tumores de Células Germinativas Testiculares: Casuística do Hospital CUF Infante Santo

open access: yesGazeta Médica, 2018
INTRODUÇÃO: Os tumores de células germinativas são tumores raros, constituindo 1% a 2% do total das neoplasias malignas e cerca de 5% do total dos tumores malignos urológicos. Originam-se no testículo em mais de 90% dos casos.
Orlando Nunes   +7 more
doaj   +1 more source

Un oficio del siglo XX: Guillermo Cabrera Infante en su laberinto fílmico

open access: yesPensamiento al Margen, 2016
El presente trabajo explora las relaciones entre literatura y cine en la obra de Guillermo Cabrera Infante. Para ello presenta dos bloques temáticos interrelacionados.
Javier Fernández Díaz
doaj  

New results for the Liebau phenomenon via fixed point index

open access: yes, 2016
We prove new results regarding the existence of positive solutions for a nonlinear periodic boundary value problem related to the Liebau phenomenon. As a consequence we obtain new sufficient conditions for the existence of a pump in a simple model.
Cid, José Ángel   +3 more
core   +1 more source

On the stability of some linear nonautonomous systems [PDF]

open access: yes
Stability of linear nonautonomous systems described by differential equations with time varying ...
Infante, E. F.
core   +1 more source

Seismic vulnerability of Modern Architecture building's: Le Corbusier style: a case study [PDF]

open access: yes, 2005
In Portugal, at the end of the World War II, a new generation of architects emerged, influenced by the Modern Movement Architecture, born in Central-Europe in the early twenties but now influenced also by the Modern Brazilian Architecture. They worked
Costa, A.   +4 more
core   +1 more source

Sunk Costs of Exports [PDF]

open access: yes
Using a very large panel dataset of Italian manufacturing firms, we test an empirical model of foreign markets participation with sunk costs. The period of analysis (1982-1999) is exceptionally informative: the large fluctuations in the lira exchange ...
Luigi Infante, Matteo Bugamelli
core  

Oscillation criteria for differential equations with several retarded arguments

open access: yes, 2014
Consider the first-order linear differential equation with several retarded arguments $$ x^{\prime}(t)+\sum\limits_{i=1}^{m}p_{i}(t)x(\tau_{i}(t))=0,\;\;\;t\geq t_{0}, $$ where the functions $p_{i},\tau_{i}\in C([t_{0,}\infty),\mathbb{R}^{+}),$ for every
Infante, Gennaro   +2 more
core   +1 more source

A search for ultra-compact dwarf galaxies in the NGC 1023 group of galaxies

open access: yes, 2006
We present a photometric search for UCD candidates in the nearby galaxy group NGC 1023 (d=11 Mpc) -- the poorest environment searched for UCDs yet --, based on wide field imaging with CFHT.
D.J. Schlegel   +15 more
core   +2 more sources

Infant Colic [PDF]

open access: yesSeminars in Pediatric Neurology, 2016
This article reviews the evidence for an association between infant colic and migraine. Infant colic, or excessive crying in an otherwise healthy and well-fed infant, affects approximately 5%-19% of infants. Multiple case-control studies, a cross-sectional study, and a prospective cohort study have all found an association between infant colic and ...
openaire   +4 more sources

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