2006 · 34 citations · 24 references
Natural SciencesMathematicsTopologyMetric GeometryMetric SpacesOperator TheoryWeak ConvergenceOpen QuestionsOperator SpacesPicard - Lindelöf Theorem
The purpose of this paper is to present several characterizations for the concept of weakly Picard operator in K-metric spaces. Some new characterizations and applications, as well as, several open questions are also discussed.
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Positive Solutions of Operator Equations.
A. R. Brodsky, M. A. Krasnosel’skii, Richard E. Flaherty et al. · American Mathematical Monthly · 1967 · 2.1K citations
K-metric and K-normed linear spaces: survey.
Petr P. Zabrejko · 1997 · 157 citations
On a lemma of Bishop and Phelps
Arne Brøndsted · Pacific Journal of Mathematics · 1974 · 155 citations · Full text