Geodesic
On a Theorem of Burgess and Stephenson
Canadian mathematical bulletin, Tome 62 (2019) no. 3, pp. 603-605

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DOI

A theorem of Burgess and Stephenson asserts that in an exchange ring with central idempotents, every maximal left ideal is also a right ideal. The proof uses sheaf-theoretic techniques. In this paper, we give a short elementary proof of this important theorem.
DOI : 10.4153/S0008439518000619
Mots-clés : exchange ring, abelian ring, left quasi-duo ring 
On a Theorem of Burgess and Stephenson. Canadian mathematical bulletin, Tome 62 (2019) no. 3, pp. 603-605. doi: 10.4153/S0008439518000619
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