Southeast Asian Bulletin of
Mathematics
Volume 22 • Number 1 • 1998
Commutativity of Rings via Streb's Classification 1 Hamza A.S. Abujabal
Coincidence and Fixed Point Theorem for Hybrid Contractions 11 Aqeel Ahrned and A.R. Khan
An Application of the Representation Theory of Lie Algebra sl(2, C) 17 Hong-Ji Chen
A Note on Totally Ordered, Subdirectly Irreducible Ockham Algebras 23 Jie Fang
Uniqueness Theorems for Analytic Functions 29 J.S. Hwang
A Note on the Greatest Prime Factors of Fermat Numbers 41 Maohua Le
On the Fluid-Dynamical Analogue of the General Nonlinear
Schrodinger Equation 45 Chi-Kun Lin
On the Bounds of Exponents of Primitive (0,1) Matrices 57 Bolian Liu
Remarks on Kasch Rings and PF-Rings 67 Zhongkui Liu
Finitely Generated ^-ideals of a Lattice 73 A.S.A. Noor and M.A. Latif
The Geometry and Structure of the Group SP(2, R) 81 M.K. Viswanath
Enumeration Formulae for the Number of Finite Groups and
Their Applications 93 Guimin Wei
Nil Radicals in Nil Semisimple Weaker F -rings 103 Ougen Xi and Lifeng Xi
Southeast Asian Bulletin of
Mathematics
Volume 22 • Number 2 • 1998
On the n-sum Groups »=6,7 All Reza Ashrafi
On the Spectral Radius of a Bi-infinite Periodic and Slanted Matrix Tim N.T. Goodman, Rong-Qing Jia and Charles A. Micchelli The Finitistic Dimension of Rings with Morita Context
Zhifeng Hao
Fuzzy I-ideals in BCI-semigroups
Y.B. Jun, S.S. Ahn, J.Y. Kim and H.S. Kirn A Problem of Grazter and Wehrung on Groups L.G. Kovacs, B.H. Neumann and M.F. Newman On the fi-disjunctive Inverse Semigroups
Yonghua Li and Moucheng Zhang
Remarks on the Singularity of the Nonlinear Schrodinger Equation:
The Hydrodynamical Approach Chi-Kun Lin
Near-ring Radicals Depending Only on the Additive Groups R. Mlitz and R. Wiegandt
On Groups G"5.''.18"
Qaiser Mushtaq and Asif Ali Expletive Languages
P. Ramesh Kumar and A.R. Rajan On Super TS'-unipotent Semigroups X.M. Ren, K.P. Shum and Y.Q. Guo />-regular Semigroups
M.K. Sen and S. Chattopadhyay
Modular Ideals of a Join Semilattice Directed Below M.R. Talukder and A.S.A. Noor
On Semigroups of Generalized Circulant Boolean Matrices Yi-Jia Tan
On the Generalized a-associative Part in BCI-algebras Fulin Zhang
A Note on von Neumann Regular Rings Jule Zhang
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