Geodesic
On Semiregular Rings whose Finitely Generated Modules Embed in Free Modules
Canadian mathematical bulletin, Tome 40 (1997) no. 2, pp. 221-230

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DOI

We consider rings as in the title and find the precise obstacle for them not to be Quasi-Frobenius, thus shedding new light on an old open question in Ring Theory. We also find several partial affirmative answers for that question.
DOI : 10.4153/CMB-1997-027-2
Mots-clés : Primary: 16D10, 16L60, Secondary: 16N20 
Rada, Juan; Saorin, Manuel. On Semiregular Rings whose Finitely Generated Modules Embed in Free Modules. Canadian mathematical bulletin, Tome 40 (1997) no. 2, pp. 221-230. doi: 10.4153/CMB-1997-027-2
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     author = {Rada, Juan and Saorin, Manuel},
     title = {On {Semiregular} {Rings} whose {Finitely} {Generated} {Modules} {Embed} in {Free} {Modules}},
     journal = {Canadian mathematical bulletin},
     pages = {221--230},
     year = {1997},
     volume = {40},
     number = {2},
     doi = {10.4153/CMB-1997-027-2},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1997-027-2/}
}
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