NUMBER 1

1. Ryota Okano:
   Theta functions of binary quadratic forms with congruence conditions as ray class theta functions
2. Fumihito Abe and Keiichi Kato:
   $H^s$ wave front set for Schr ̈odinger equations with sub-quadratic potential
3. Nobukatsu Watanabe:
   Slash indecomposability of Brauer-friendly modules
4. Koji Chinen and Yuki Imamura:
   On the Riemann hypothesis for self-dual weight enumerators of genera three and four
5. Hisakazu Shindoh:
   A note on the spectrum of a bounded operator on a complex interpolation space

CONTENTS OF NUMBER 1

• contents57-1.pdf

EDITORIAL BOARD

• board57-1.pdf

NUMBER 2

1. Nandan Bhunia, Sampa Pahan and Arindam Bhattacharyya:
   Pseudo-projective curvature tensor on warped product manifolds and its applications in space-times
2. Kiyoko Matsunaga:
   Mechanism of folding a strip into isotetrahedra or rectangle dihedra
3. Satoshi Usui:
   Tate-Hochschild cohomology rings for eventually periodic Gorenstein algebras
4. Mana Aizawa, Shuji Ando, Kouji Tahata and Sadao Tomizawa:
   Non-inferiority marginal symmetry model and its decomposition for ordinal square contingency tables
   
5. Tomoyuki Nakagawa, Ryoma Namba, Kiyotaka Iki and Sadao Tomizawa:
   Improved approximate unbiased estimators of the measure of departure from partial symmetry for square contingency tables
   
6. Silvestru Sever Dragomir:
   Norm inequalities for the generalised commutator in Banach algebras
   
7. Ryo Muramatsu:
   Estimates on modulation spaces for Schr ̈odinger operators with first order magnetic fields
   
8. Shuji Ando, Tomohiro Noguchi, Aki Ishii and Sadao Tomizawa:
   A two-dimensional index for marginal homogeneity in ordinal square contingency tables

CONTENTS OF NUMBER 2

• contents57-2.pdf

EDITORIAL BOARD

• board57-2.pdf

Contents of Volume 57

• contents57.pdf