W~t -approximation representations over quasi k-Gorenstein algebras

• 作 者: 黄兆泳
• 机 构: 1.DepartmentofMathematics
• 出 处: 中国科学：数学英文版
• 发表日期: 1999年9期
• 关键词: W-approximation REPRESENTATIONS QUASI k-Gorenstein algebras contravariant FINITE

The notions of quasi k-Gorenstein algebras and W~t-approximation representations are introduced. The existence and uniqueness (up to projective equivalences) of W~t-approximation representations over quasi k-Gorenstein algebras are established. Some appli