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Ivar Ekeland

Ivar I. Ekeland (born 2 July 1944, Paris) is a French mathematician of Norwegian descent. Ekeland has written influential monographs and textbooks on… 
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Papers overview

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2019
2019
During the years common understanding of the possibilities and perspectives of Virtual Reality (VR) usage has been changed. It is… 
Highly Cited
2015
Highly Cited
2015
We study some recent developments and challenges in the empirics of the effects of social networks. We focus in particular on… 
2008
2008
Abstract— Starting from measured scene luminances, the retinal images of high‐dynamic‐range (HDR) test targets were calculated… 
Highly Cited
2008
Highly Cited
2008
The celebrated Brezis-Ekeland principle [C. R. Acad. Sci. Paris Ser. A-B, 282 (1976), pp. Ai, A1197-A1198, Aii, and A971-A974… 
2008
2008
This paper characterizes differentiable and subgame Markov perfect equilibria in a continuous time intertemporal decision problem… 
Highly Cited
2004
Highly Cited
2004
Using the notion of -distance, we prove several fixed point theorems, which are generalizations of fixed point theorems by Kannan… 
Highly Cited
2002
Highly Cited
2002
Economic models for hedonic markets characterize the pricing of bundles of attributes and the demand and supply of these… 
Highly Cited
1993
Highly Cited
1993
Given X a Banach space and f: X → ℝ âˆa {+∞} a proper lower semicontinuous function which is bounded from below, the Ekeland's…