# Tsukuba Journal of Mathematics

Vol.34, No.1 (2010)
 Author Title Page Lewis D. Ludwig, Peter Nyikos, and John E. Porter Dowker spaces revisited 1 Takumi Ogawa and Yasuo Kamata A product formula defined by the Beta function and Gauss's hypergeometric function 13 Nobuhiro Aki and Michio Amano On the Cartier duality of certain finite group schemes of type $(p^n, p^n)$ 31 Kim Hyo Gyeong The construction of the uniformly minimum variance unbiased estimator 47 Soumya Das Note on Hermitian Jacobi forms 59 Kenta Ueyama Geometric classification of quadratic algebras in two variables 79 Shunsuke Murata Bernoulli-type relations in some noncommutative polynomial ring 97 Kazuhiro Okumura Odd dimentional Riemannian submanifolds admitting the almost contact metric structure in a Euclidean sphere 117 Mohammed Hichem Mortad Similarities involving unbounded normal operators 129
Vol.33, No.2 (2009)
Author
Title
Page
 Jun-ichi Matsuzawa and Makoto Takahashi
Representations of normalizer subgroups of maximal tori of simple Lie groups
189
Chiaki Tsukamoto
Stability in SO(n+3)/SO(3)\times SO(n) branchig
239
Kazuo Takemura, Hiroyuki Yamagishi, Yoshinori Kametaka, Kohtaro Watanabe and Atsushi Nagai
The best constant of Sobolev inequality corresponding to a bending problem of a beam on an interval
253
Yuriko Gorai, Hiroyuki Tasaki, and Mio Yamakawa
Convergence rates of approximate sums of the areas of surfaces of revolution
281
Aleksander Grytczuk and Izabela Kurzydlo
On some matrix diophantine equations
299
Absos Ali Shaikh, Yoon Dae-won and Shyamal Kumar Hui
On quasi-Einstein spacetimes
305
Vol.33, No.1 (2009)
 Author Title Page Makoto Takahashi Representation of normalizer subgroups of maximal tori of the classical group of type C 1 Yuuki Tadokoro A nontrivial algebraic cycle in the Jacobian variety of the Fermat sextic 29 U-Hang Ki, Hiroyuki Kurihara and Ryoichi Takagi Jacobi operators along the structure flow on real hypersurfaces in a nonflat complex space form 39 Tomohiro Kamiyoshii A characterization of finite prehomogeneous vector spaces of D4-type under various scalar restrictions 57 Akira Kamibeppu Subcomplexes of box complexes of graphs 79 Shingo Ibuka, Hirotaka Kikyo, and Hiroshi Tanaka Quantifier elimination for lexicographic products of ordered abelian groups 95 Takefumi Igarashi and Noriaki Umeda Nonexistence of global solutions in time for reaction-diffusion systems with inhomogeneous terms in cones 131 Shinetsu Tamura and Nobuhiro Innami Circular billiards and parallel axiom in convex billiards 147 Hisashi Kojima The lifting of elliptic modular forms to Hilbert modular forms and Petersson inner products 161 Masaya Ouchi A classification of k-simple prehomogeneous vector spaces under some conditions 177
Vol.32, No.2 (2008)
 Author Title Page Huaipeng Chen Characterizations and properties of stratifiable spaces 253 Takamitsu Yamauchi The role of countable paracompactness for continuous selections avoiding extreme points 277 Benharrat Belaïdi and Abdallah El Farissi Relation between differential polynomials of certain complex linear differential equations and meromorphic functions of finite order 291 Akira Kamibeppu Homotopy type of the box complexes of graphs without 4-cycles 307 Yoshio Matsuyama Curvature pinching for Kaehler submanifolds of a complex projective space * 315 Daisuke Dobashi A Characterization of tiling groups 323 Sorin Dragomir and Krishan L. Duggal Indefinite extrinsic spheres 335 Jörg Brüdern Representations of natural numbers as the sum of a prime and a k-th power 349 Taro Kimura Stability of certain reflective submanifolds in compact symmetric spaces 361 Jörg Brüdern, Koichi Kawada and Trevor D. Wooley Additive representation in thin sequences, VII: Restricted moments of the number of representations 383 Naonori Ishii and Katsuaki Yoshida Correction to the automorphism group of a cyclic p-gonal curve 407
Vol.32, No.1 (2008)
 Author Title Page Hideyuki Sakaguchi A Matsumoto-type theorem for linear groups over some completed quantum tori 1 Takashi Teshigawara A condition for algebras associated with a cyclic quiver to be symmetric 27 Juhani Mieminen, Matti Peltola and Pasi Ruotsalainen On Graphs Like Hypercubes 37 Erhan Güler and Aysel Turgut Vanli On the mean, Gauss, the second Gaussian and the second mean curvature of the helicoidal surfaces with light-like axis in R31 49 Kazuaki Taira Introduction to boundary value problems of nonlinear elastostatics 67 Hidenori Tanaka Submetacompactness and weak submetacompactness in countable products, 2 139 P.V. Ramakrishnan and T. Lakshmi A note on the fusion of two vertices in a fuzzy graph 155 Chuan Liu, Shou Lin and Lewis D. Ludwig Spaces with a σ-point-discrete weak base 165 Yun-Feng Bai and Takuo Miwa On p-maps and M-maps 179 Shigeki Akiyama, Horst Brunotte, Attila Pethö and Wolfgang Steiner Periodicity of certain piecewise affine planar maps 197