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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… Expand
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Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2013
2013
Abstract We present a reconstruction of the timing and retreat rates of more than 2000 m thick Younger Dryas (YD) fjord glaciers… Expand
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Highly Cited
2008
Highly Cited
2008
Abstract In this paper, we introduce the concept of a Q -function defined on a quasi-metric space which generalizes the notion of… Expand
2008
2008
— Starting from measured scene luminances, the retinal images of high-dynamic-range (HDR) test targets were calculated. These… Expand
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Highly Cited
2008
Highly Cited
2008
This paper deals with Ekeland's variational principle for vector optimization problems. By using a set-valued metric, a set… Expand
2007
2007
  • L. Lin
  • J. Glob. Optim.
  • 2007
  • Corpus ID: 19566162
In this paper, we prove the existence theorems of two types of systems of variational inclusions problem. From these existence… Expand
Highly Cited
2006
Highly Cited
2006
Abstract In this paper, we introduce the concept of τ -function which generalizes the concept of w -distance studied in the… Expand
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… Expand
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… Expand
2002
2002
The heat equation, for both steady and unsteady situations, is considered when the material parameters are spherically symmetric… Expand
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… Expand