Journal of the Chungcheong Mathematical Society

Volume 27, No. 1, February 2014

CONTENTS


$q$-Dedekind-type Daehee-Changhee sums with weight $\alpha$ associated with modified $q$-Euler polynomials with weight $\alpha$
Jong Jin Seo, Serkan Araci, and Mehmet Acikgoz
1
Remark on the mean value of $L(\frac{1}{2}, \chi)$ in the hyperelliptic ensemble
Hwanyup Jung
9
The Sobolev regularity of solutions of first order nonlinear equations
Seongjoo Kang
17
Lorentzian almost $r$-para-contact structure in tangent bundle
Mohammad Nazrul Islam Khan and Jae-Bok Jun
29
A note on a question related to Kolmogorov forward equation
Joongul Lee
35
Secant varieties to the variety of reducible forms
Yong-Su Shin
39
Weak $C_{k}^{f}$-spaces for maps and their duals
Yeon Soo Yoon
47
On a closed deductive system of a $CS$-algebra
Yong Hoon Lee and Min Surp Rhee
57
Jordan derivations on prime rings and their applications in Banach algebras, II
Byung-Do Kim
65
Existence of solutions in the $\alpha$-norm for neutral differential equations with nonlocal conditions
Sung Kyu Choi, Hyun Ho Jang, Namjip Koo, and Chanmi Yun
89
m-isometric weighted shifts
Jun Ik Lee
99
On an R-E-KKM theorem and its applications
Won Kyu Kim
105
The relation between McShane integral and McShane delta integral
Jae Myung Park, Deok Ho Lee, Ju Han Yoon, Young Kuk Kim, and Jong Tae Lim
113
Fuzzy stability for a class of quadratic functional equations
Giljun Han
123
A quadraparametric family of eighth-order root-finding methods
Young Ik Kim
133
Portfolio selection with nonnegative wealth constraints: a dynamic programming approach
Yong Hyun Shin
145
Examples of measure expansive systems
Soyean Kim
151