Pure-injectivity of Tensor Products of Modules (Dedicated with gratitude to Edgar E. Enochs, our teacher and friend)

• 作者: B. Torrecillas M. Tousi M.R. Pournaki S. Yassemi
• 来源期刊: 代数集刊:英文版
• 学科: 数学
• 关键词: 张量积 内射模 老师 单射
• 年，卷（期）: 2014,（1）
• 页码范围: 151-156
• 页数: 6页
• 分类号: O151.21
• 语种: 中文

摘要

A classical question of Yoneda asks when the tensor product of two injective modules is injective. A complete answer to this question was given by Enochs and Jenda in 1991. In this paper the analogue question for pure-injective modules is studied.