### CONTENTS
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Multiple positive solutions of nonlinear boundary value problem with finite fractional difference
Yansheng He and Chengmin Hou |
173 |

Characterizations of gamma distrbution via sub-independent random variables
G.G.Hamedani |
187 |

On the existence of $p$-adic roots
Young-Hee Kim and Jongsung Choi |
195 |

Kupka-Smale differentiable maps
Manseob Lee |
201 |

An algebraic solution of Einstein's field equations in $X_4$
Jong Woo Lee |
207 |

Boundedness in perturbed nonlinear functional differential systems
Sang Il Choi and Yonn Hoe Goo |
217 |

A decomposition of the curvature tensor on $SU(3)/T(k,l)$ with a $SU(3)$-invariant metric
Heui-Sang Son, Joon-Sik Park and Yong-Soo Pyo |
229 |

Computation of Nielsen numbers for certain maps of hyperbolic surfaces
Seung Won Kim |
243 |

Sharp $L^p\rightarrow L^r$ estimates of restricted averaging operators over curves on planes in finite fields
Doowon Koh |
251 |

Backward extension of subnormal 2-variable weighted shifts
Jun Ik Lee |
261 |

The properly supported generalized pseido differential operators
Buhyeon Kang |
269 |

Hyperbolicity for closed relations
Gui Seok and Kyung Bok Lee |
287 |

A nondegenerate bilinear form induced by color Poisson bialgebra
Sei-Qwon Oh and Hanna Sim |
307 |

Approximate quadratic mappings in quasi-$\beta$-normed spaces
Young Soon Hong and Hark-Mahn Kim |
311 |

A fixed point approach to the stability of additive-quadratic functional equations in modular spaces
ChangIl Kim and Se Won park |
321 |

On single cycle $T$-functions generated by some elements
Min Surp Rhee |
331 |

Existence of mild solutions of partial neutral integrodifferential equations with unbounded delay
Sung Kyu Choi, Youn Hee Kim, and Namjip Koo |
345 |

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