Minimal element theorems and Ekeland's variational principle with new set order relations

Ansari, Qamrul Hasan / Sharma, Pradeep Kumar / Yao, Jen-Chih | British Library Online Contents | 2018

On some generalizations of Ekeland's variational principle and fixed point theorems in quasi-partial metric spaces

Mongkolkeha, Chirasak / Tanaka, Tamaki / Kumam, Poom | British Library Online Contents | 2017

On Ekeland's variational principle in M-metric spaces

Asadi, Mehdi | British Library Online Contents | 2016

Characterization of Approximately Efficient Solutions to Multiobjective Location Problems Using Ekeland's Variational Principle

Wanka, G. / Euro Working Group on Locational Analysis | British Library Conference Proceedings | 1996

Minimal element theorem with set-relations

Shimizu, A. / Tanaka, T. | British Library Online Contents | 2008