The Nihonkai Mathematical Journal publishes original contributions in all disciplines in mathematics.
An extended class of nonlinear groups and its applications to the generalized Kortweg-de Vries equations
Paul GEORGESCU, et al. (2001)
A set-valued generalization of Ricceri's theorem related to Fan-Takahashi minimax inequality
Yutaka Saito, et al. (2015)
Allocation to Response And Non-response Groups in Two Character Stratified Sampling
S. MAQBOOL, et al. (2005)