Journal of the Chungcheong Mathematical Society

Volume 26, No. 1, February 2013

CONTENTS


Fixed point and periodic point theorems on metric spaces
Seong-Hoon Cho and Dong-Gon Park
1
Bipolar-valued fuzzy ideal extensions of bck-algebras
Won Kyun Jeong
17
Sequential estimation of the mean vector with beta-protection in the multivariate distribution
Sung Lai Kim, Hae In Song, Min Soo Kim, and Yu Seon Jang
29
On subtractive extension of subsemimodules of semimodules
Jayprakash Ninu Chaudhari and Dipak Ravindra Bonde
37
Transitive sets with $C^1$-stably limit shadowing
Keonhee Lee, Manseob Lee, and Seunghee Lee
45
Topology fields, topological flows and topological organisms
Jae-Ryong Kim
53
On some nonlinear integral inequalities on time scales
Sung Kyu Choi and Namjip Koo
71
Optimal consumption and investment problem with regime-switching and CARA utility
Yong Hyun Shin
85
Bialgebras with a projection onto a Hopf Algebras
Junseok Park
91
Logarithmic composition inequality in Besov spaces
Young Ja Park
105
A change of scale formula for generalized Wiener integrals II
Byoung Soo Kim, Teuk Seob Song, and Il Yoo
111
Fuzzy intuitionistic almost $(r,s)$-continuous mappings
Eun Pyo Lee and Seung On Lee
125
Convergence rate in strong law for arrays of rowwise AANA random variables
Kwang-Hee Han
137
Determination of minimum length of some linear codes
Eun Ju Cheon
147
Hilbert 3-class field towers of imaginary cubic function fields
Hwanyup Jung
161
A solution of Einstein's field equations for the third class in $X_4$
Jong Woo Lee
167
On linear $BCI$-algebras
Young Hee Kim and Keum Sook So
175
On Putinar's matricial model operator of rank $2$
Jun Ik Lee
181
A note on Eulerian polynomials of higher order
Jongsung Choi
191
Stability properties in nonlinear discrete Volterra equations with unbounded delay
Sung Kyu Choi, Yunhee Kim, Namjip Koo, and Chanmi Yun
197
Galois actions of a class invariant over quadratic number fields with discriminant $D\equiv 64\,({\rm mod}\,72)$
Daeyeol Jeon
213
Minimal quasi-F covers of $\upsilon X$
ChangIl Kim
221
Certain results on the $q$-Genocchi numbers and polynomials
Jong Jin Seo
231
Some applications of mathematical resistance
Bo-Hyun Chung
243
Category of maps and Gottlieb sets for maps, and their duals
Yeon Soo Yoon
249