Author | Title | Page |

Gladys Chalom and Hector Merklen | Representation type of one point extensions of tilted euclidean algebras | 1 |

Yasuo Kamata | The algorithm to calculate the period matrix of the curve x^{m} + y^{n}=1 | 15 |

Yasuyuki Nagatomo | Singular sets of ideal instantons and Poincare duality | 39 |

Wu Bing-Ye | 1-Type minimal surfaces in complex Grassmann manifolds and its Gauss map | 49 |

Hong Jae Kang | Integral geometry on product of spheres | 61 |

Satomi Oka | On the common divisor of discriminants of integers | 69 |

Reiko Sakamoto | Numerical approximation of weak solutions for boundary value problems | 79 |

Bang-yen Chen and Luc Vrancken | Lagrangian submanifolds of the complex hyperbolic space | 95 |

Tooru Sasahara | On Chen invariant of CR-submanifolds in a complex hyperbolic space | 119 |

E. Ballico | Trigonal Gorenstein curves and Weierstrass points | 133 |

Camillo Costantini and Valentin Gutev | Recognizing special metrics by topological properties of the "metric"-proximal hyperspace | 145 |

Toshiyuki Ichiyama | The first variation formula for Weyl structures | 171 |

Adriana Nenciu | The center construction for weak Hopf algebras | 189 |