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Pure-injectivity of tensor products of modules
, Article Algebra Colloquium ; Vol. 21, issue. 1 , 2014 , pp. 151-156 ; ISSN: 10053867 ; Torrecillas, B ; Tousi, M ; Yassemi, S ; Sharif University of Technology
Abstract
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