We study the stability of Gorenstein preenvelopes and precovers in the cases of H-extensions and smash products with H, where H is a Hopf algebra. We use these to define Gorenstein dimensions and give new examples of the so-called Gorenstein categories.
机构:
Seoul Natl Univ, Dept Math Sci, Seoul 151747, South Korea
Seoul Natl Univ, Res Inst Math, Seoul 151747, South KoreaSeoul Natl Univ, Dept Math Sci, Seoul 151747, South Korea
Jeong, J. A. A.
Park, G. I. Hyun
论文数: 0引用数: 0
h-index: 0
机构:
Hanshin Univ, Dept Math, Osan 447791, South KoreaSeoul Natl Univ, Dept Math Sci, Seoul 151747, South Korea
机构:
Institute of Mathematics and Mechanics, Kazan (Volga Region) Federal University, KazanInstitute of Mathematics and Mechanics, Kazan (Volga Region) Federal University, Kazan
机构:
Zibo Normal Coll, Dept Primary Educ, Zibo 255100, Shandong, Peoples R ChinaZibo Normal Coll, Dept Primary Educ, Zibo 255100, Shandong, Peoples R China
Zhang, Zhen
Zhu, Xiaosheng
论文数: 0引用数: 0
h-index: 0
机构:
Nanjing Univ, Dept Math, Nanjing 210093, Jiangsu, Peoples R ChinaZibo Normal Coll, Dept Primary Educ, Zibo 255100, Shandong, Peoples R China
Zhu, Xiaosheng
Yan, Xiaoguang
论文数: 0引用数: 0
h-index: 0
机构:
Nanjing Xiaozhuang Univ, Dept Math & Informat Technol, Nanjing 211171, Jiangsu, Peoples R ChinaZibo Normal Coll, Dept Primary Educ, Zibo 255100, Shandong, Peoples R China