Vietnam Journal
of
MATHEMATICS
Vol. 28, Number 3, 2000

1 A Survey of Associated and Coassociated Primes
Siamak Yassemi
195
2 On an Infinite Hierarchy of Petri Net languages
Pham Tra An and Pham Van Thao
209
3 Bisection Search Algorithm for Optimizing Over the Efficient Set
Thai Quynh Phong and Hoang Quang Tuyen
217
4 Sufficient Optimality Conditions Under Invexity Hypotheses
Do Van Luu and Pham Trung Kien
227
5 Existence and Stabilization of a Degenerate Equation with Nonlinear Boundary Conditions
M. M. Cavalcanti, V. N. Domingos Cavalcanti, and J. S. Prates Filho
237
6 An Iteration Scheme for Nonexpansive Mappings in Metric Spaces of Hyperbolic Type
Nguyen Minh Chuong and Nguyen van Co
257
7 Matrix Transformations of Generalized Holomorphic Dirichlet Series in a Bounded p-Convex Domain
Trinh Dao Chien
263
8 Invariant Property of Roughly Contractive Mappings
Hoang Xuan Phu and Tran Van Truong
275
9 On Representable Linearly Compact Modules
Nguyen Tu Cuong and Le Thanh Nhan
291