The Nihonkai Mathematical Journal publishes original contributions in all disciplines in mathematics. Between 1964 and 1989, the journal was known as the Science Reports of Niigata University. Series A, Mathematics. Prior to that, Niigata University published mathematical literature as part of the Journal of the Faculty of Science, Niigata University. Series I, Mathematics, Physics and Chemistry.

### Volume 14, Number 1

#### Publication Date: 2003

Jacobi Operators On A Semi-Invariant Submanifold Of Codimension 3 In A Complex Projective Space

U-HANG KI and HYUNJUNG SONG; 1-16

Harmonic Foliations On A Complete Riemannian Manifold

S.D. Jung, T.H. Kang, B.H. Kim, H.K. Pak and J.S. Pak; 17-29

Extremals For Families Of Plane Quasiconformal Mappings

Shinji YAMASHITA; 31-42

Convergence Theorems To Common Fixed Points For Infinite Families Of Nonexpansive Mappings In Strictly Convex Banach Spaces

TOMONARI SUZUKI; 43-54

On The Number Of Galois Points For Plane Curves Of Prime Degree

Ma. Cristina Duyaguit and Kei Miura; 55-59

The $\sigma$-Convexity Of All Bounded Convex Sets In $\mathbb{R}^{\mathfrak{n}}$ And $\mathbb{C}^{n}$

HIDEO TAKEMOTO, ATSUSHI UCHIYAMA and LASZLO ZSIDO; 61-64

On Extension Of Representations Of $So(n+1,1)$ To Representations Of $So(n+1,2)$

Kiyotaka II; 65-75

Einstein H-Umbilical Submanifolds With Parallel Mean Curvatures In Complex Space Forms

Setsuo Nagai; 77-82