Volume 4, Number 1, April 2003

Contents

Yakov I. Alber
Stability of the proximal projection algorithm for nonsmooth convex optimization problems with perturbed constraint sets
Rehana Sultana Bipasha, Kenjiro Yamada, Nobuo Yamashita,and MasaoFukushima
A linearly convergent descent method for strongly monotone variational inequality problems
Jung-Chih Chen and Hang-Chin Lai
Fractional programming for variational problem with -invexity
R. Enkhbat and T. Ibaraki
On the maximization and minimization of a quasiconvex function
El Mostafa Kalmoun
A From deterministic to random vector equilibrium problems
Do Sang Kim, Myung Hee Kim, and Jong Kyu Kim
Duality and sufficiency in multiobjective control problems with generalized invexity
Masami Kurano, Masami Yasuda, Jun-ichi Nakagami, and Yuji Yoshida
Markov decision processes with fuzzy rewards
Daishi Kuroiwa
Existence of efficient points of set optimization with weighted criteria
Toshihiko Nishishiraho
Approximation processes of integral operators in Banach spaces
Shigehiro Osumi and Shogo Shiode
Competitive facility location problem with fuzzy relative distance
Sehie Park
Coincidence, almost fixed point, and minimax theorems on generalized convex spaces
Simeon Reich and Alexander J. Zaslavski
A porosity result in best approximation theory
B. Djafari Rouhani and Jong Kyu Kim
Ergodic theorems for almost-orbits of semigroups of non-Lipschitzian mappings in a Hilbert space

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