A note on the global dimension of subrings
FL Sandomierski - Proceedings of the American Mathematical Society, 1969 - JSTOR
1. Introduction. Let R be a ring with identity and e an idempotent of R. Chase [3] shows that if
each principal right ideal of R is R-projective (R is a right PP ring), then eRe is a right PP …
each principal right ideal of R is R-projective (R is a right PP ring), then eRe is a right PP …
[引用][C] A note on the global dimension of subrings
FL Sandomierski - Proceedings of the American Mathematical Society, 1969 - ams.org
1. Introduction. Let A be a ring with identity and e an idempotent of R. Chase [3] shows that if
each principal right ideal of R is A-projective (R is a right PP ring), then eRe is a right PP …
each principal right ideal of R is A-projective (R is a right PP ring), then eRe is a right PP …