Vol 7, No 1(FEBRUARY 1999)

1. Some characterizations of Krull domains, Gyu Whan Chang
2. On the regularity and the holomorphical regularity , Dong Hark Lee
3. Smooth fuzzy closure and topological spaces, Yong Chan Kim
4. An analysis of the chimney wall, Young-Kyun Yang
5. The domination number of an oriented tree, Changwoo Lee
6. Invariants with respect to all admissible polar topologis, Min-Hyung Cho and Hong Taek Hwang
7. On bipartite tournament matrices, Youngmee Koh and Sangwook Ree
8. Sparse orthogonal matrices b weaving, Gi-Sang Cheon
9. Index and stable rank of $C^*$-algebras, Sang Og Kim
10. Holomorphic principle line bundles over complex groups, Kwang Ho Shon, Su Mi Kwon and Chul Joong Kang
11. The theory and applications of second-order differential subordinations , Jun Rak Lee
12. Group actions on Kac algebras, Jung Rye Lee
13. Quasiretract topologica semigroups, Won Kyun Jeong
14. On m-open mappings, Won Keun Min and Hong Soon Chang
15. Weak compactness and extremal structure in $L^p(\mu, X)$ , Chun-Kee Park
16. On the extended Jiang subgroup of the fundamental group, Song-ho Han