Tsukuba Journal of Mathematics

Author

Title

Page

Naoyuki Koike

Hermann type actions on a pseudo-Riemannian symmetric space

Hiroyuki Nakaoka

Comparison of the definitions of abelian 2-categories

Nobuhiro Aki

On the Cartier duality of certain finite group schemes of type $(p^n ,..., p^n)$

Hisashi Kojima

On Siegel modular cusp forms of degree two.

Tomoo Yokoyama

On some classes of spectral posets

Tomoyuki Kakehi and Kensuke Sakai

Behavior of solutions to linear and semilinear parabolic pseudo-differential equations

Takeshi Kurosawa, Yohei Tachiya, and Taka-aki Tanaka

Algebraic independence of infinite products generated by Fibonacci numbers

Takashi Kondo

On the group of extensions Ext^1(G^$(&lambda)$_0),E^$(&lambda)$,...,$(&lambda)$_n)) over a discrete valuation ring

Author

Title

Page

Lewis D. Ludwig, Peter Nyikos, and John E. Porter

Dowker spaces revisited

Takumi Ogawa and Yasuo Kamata

A product formula defined by the Beta function and Gauss's hypergeometric function

Nobuhiro Aki and Michio Amano

On the Cartier duality of certain finite group schemes of type $(p^n, p^n)$

Kim Hyo Gyeong

The construction of the uniformly minimum variance unbiased estimator

Soumya Das

Note on Hermitian Jacobi forms

Kenta Ueyama

Geometric classification of quadratic algebras in two variables

Shunsuke Murata

Bernoulli-type relations in some noncommutative polynomial ring

Kazuhiro Okumura

Odd dimentional Riemannian submanifolds admitting the almost contact metric structure in a Euclidean sphere

Mohammed Hichem Mortad

Similarities involving unbounded normal operators

Author

Title

Page

Representations of normalizer subgroups of maximal tori of simple Lie groups

Chiaki Tsukamoto

Stability in SO(n+3)/SO(3)\times SO(n) branchig

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

Yuriko Gorai, Hiroyuki Tasaki, and Mio Yamakawa

Convergence rates of approximate sums of the areas of surfaces of revolution

Aleksander Grytczuk and Izabela Kurzydlo

On some matrix diophantine equations

Absos Ali Shaikh, Yoon Dae-won and Shyamal Kumar Hui

On quasi-Einstein spacetimes

Author

Title

Page

Makoto Takahashi

Representation of normalizer subgroups of maximal tori of the classical group of type C

Yuuki Tadokoro

A nontrivial algebraic cycle in the Jacobian variety of the Fermat sextic

U-Hang Ki, Hiroyuki Kurihara and Ryoichi Takagi

Jacobi operators along the structure flow on real hypersurfaces in a nonflat complex space form

Tomohiro Kamiyoshii

A characterization of finite prehomogeneous vector spaces of D4-type under various scalar restrictions

Akira Kamibeppu

Subcomplexes of box complexes of graphs

Shingo Ibuka, Hirotaka Kikyo, and Hiroshi Tanaka

Quantifier elimination for lexicographic products of ordered abelian groups

Takefumi Igarashi and Noriaki Umeda

Nonexistence of global solutions in time for reaction-diffusion systems with inhomogeneous terms in cones

Shinetsu Tamura and Nobuhiro Innami

Circular billiards and parallel axiom in convex billiards

Hisashi Kojima

The lifting of elliptic modular forms to Hilbert modular forms and Petersson inner products

Masaya Ouchi

A classification of k-simple prehomogeneous vector spaces under some conditions

Author

Title

Page

Huaipeng Chen

Characterizations and properties of stratifiable spaces

Takamitsu Yamauchi

The role of countable paracompactness for continuous selections avoiding extreme points

Benharrat Belaïdi and Abdallah El Farissi

Relation between differential polynomials of certain complex linear differential equations and meromorphic functions of finite order

Akira Kamibeppu

Homotopy type of the box complexes of graphs without 4-cycles

Yoshio Matsuyama

Curvature pinching for Kaehler submanifolds of a complex projective space *

Daisuke Dobashi

A Characterization of tiling groups

Sorin Dragomir and Krishan L. Duggal

Indefinite extrinsic spheres

Jörg Brüdern

Representations of natural numbers as the sum of a prime and a k-th power

Taro Kimura

Stability of certain reflective submanifolds in compact symmetric spaces

Jörg Brüdern, Koichi Kawada and Trevor D. Wooley

Additive representation in thin sequences, VII: Restricted moments of the number of representations

Naonori Ishii and Katsuaki Yoshida

Correction to the automorphism group of a cyclic p-gonal curve