Chen, Guang-Ya; Yang, X.; Yu, Hui - In: Computational Statistics 67 (2008) 3, pp. 471-478
In this paper, we first give a vector-valued version of Brézis and Browder’s scalar general principle. We then apply the vector-valued general principle to study a vector Ekeland’s variational principle in a F-type topological space, which unifies and improves the corresponding...