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Bull. Korean Math. Soc. 2009 Vol. 46, No. 2, 199—400
The nearly additive maps
Esmaeeil Ansari-Piri and Nasrin Eghbali
MSC numbers : Primary 46H30, Secondary 39B82
Bull. Korean Math. Soc. 2009 Vol. 46, No. 2, 199—207
Comparison of stochastic volatility models: Empirical study on KOSPI 200 index options
Kyoung-Sook Moon, Jung-Yon Seon, In-Suk Wee, and Choongseok Yoon
MSC numbers : Primary 91B28, 65C20
Bull. Korean Math. Soc. 2009 Vol. 46, No. 2, 209—227
Congruences for coefficients of Drinfeld modular forms
SoYoung Choi
MSC numbers : 11F52
Bull. Korean Math. Soc. 2009 Vol. 46, No. 2, 229—234
Notes on the superstability of d'Alembert type functional equations
Peng Cao and Bing Xu
MSC numbers : 39B82, 39B32
Bull. Korean Math. Soc. 2009 Vol. 46, No. 2, 235—243
Analysis of the strong instance for the vector decomposition problem
Saeran Kwon and Hyang-Sook Lee
MSC numbers : 94A60, 11T71
Bull. Korean Math. Soc. 2009 Vol. 46, No. 2, 245—253
On Ricci curvatures of left invariant metrics on $SU(2)$
Yong-Soo Pyo, Hyun Woong Kim, and Joon-Sik Park
MSC numbers : 53C07, 53C25
Bull. Korean Math. Soc. 2009 Vol. 46, No. 2, 255—261
The atomic decomposition of harmonic Bergman functions, dualities and Toeplitz operators
Young Joo Lee
MSC numbers : Primary 47B35, Secondary 31B05
Bull. Korean Math. Soc. 2009 Vol. 46, No. 2, 263—279
On generalized upper sets in $BE$-algebras
Sun Shin Ahn and Keum Sook So
MSC numbers : 06F35
Bull. Korean Math. Soc. 2009 Vol. 46, No. 2, 281—287
On Einstein Hermitian manifolds II
Jaeman Kim
MSC numbers : 53A30, 53B35, 53C25, 53C55, 53C56
Bull. Korean Math. Soc. 2009 Vol. 46, No. 2, 289—294
On a stability of Pexiderized exponential equation
Jaeyoung Chung
MSC numbers : 39B82, 46F15
Bull. Korean Math. Soc. 2009 Vol. 46, No. 2, 295—301
A note on self-bilinear maps
Jung Hee Cheon and Dong Hoon Lee
MSC numbers : Primary 94A60, 11Y16, 68Q15
Bull. Korean Math. Soc. 2009 Vol. 46, No. 2, 303—309
Limit relative category theory applied to the critical point theory
Tacksun Jung and Q-Heung Choi
MSC numbers : 35R99
Bull. Korean Math. Soc. 2009 Vol. 46, No. 2, 311—319
Linear Weingarten hypersurfaces in a unit sphere
Haizhong Li, Young Jin Suh, and Guoxin Wei
MSC numbers : Primary 53C20; Secondary 53C42
Bull. Korean Math. Soc. 2009 Vol. 46, No. 2, 321—329
Evaluating some determinants of matrices with recursive entries
Ali Reza Moghaddamfar, Seyyed Navid Salehy, and Seyyed Nima Salehy
MSC numbers : 11C20, 15A15, 15A36, 15A57
Bull. Korean Math. Soc. 2009 Vol. 46, No. 2, 331—346
Decomposition of Dirichlet forms associated to unbounded Dirichlet operators
Chul Ki Ko
MSC numbers : 46L55, 46L57, 47D07
Bull. Korean Math. Soc. 2009 Vol. 46, No. 2, 347—358
On H\"older continuous universal primitives
Gerd Herzog and Roland Lemmert
MSC numbers : 26A16, 26A24
Bull. Korean Math. Soc. 2009 Vol. 46, No. 2, 359—365
Sufficient conditions for univalence of a general integral operator
Chellian Selvaraj and Kadhavoor Ragavan Karthikeyan
MSC numbers : Primary 30C45
Bull. Korean Math. Soc. 2009 Vol. 46, No. 2, 367—372
Boolean regular matrices and their strongly preservers
Seok-Zun Song, Kyung-Tae Kang, and Mun-Hwan Kang
MSC numbers : 15A04, 15A09
Bull. Korean Math. Soc. 2009 Vol. 46, No. 2, 373—385
Approximately additive mappings in non-Archimedean normed spaces
Alireza Kamel Mirmostafaee
MSC numbers : Primary 39B82, 39B22, 46S10; Secondary 39B62
Bull. Korean Math. Soc. 2009 Vol. 46, No. 2, 387—400

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