On Indecomposable Projective Modules
Canadian mathematical bulletin, Tome 29 (1986) no. 3, pp. 375-377
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If P is an indecomposable projective R-module generated by a countable set X, then, for some countable subring S of R, P contains an indecomposable projective S-module generated by X. The subring S may be chosen to inherit many standard ring-theoretic properties from R.
O'Neill, John D. On Indecomposable Projective Modules. Canadian mathematical bulletin, Tome 29 (1986) no. 3, pp. 375-377. doi: 10.4153/CMB-1986-058-9
@article{10_4153_CMB_1986_058_9,
author = {O'Neill, John D.},
title = {On {Indecomposable} {Projective} {Modules}},
journal = {Canadian mathematical bulletin},
pages = {375--377},
year = {1986},
volume = {29},
number = {3},
doi = {10.4153/CMB-1986-058-9},
url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1986-058-9/}
}
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