2021/03/16 by Grigore Călugăreanu, Calugareanu, Grigore, Horia F. Pop +1
Mathematics · Computer Science · #Rings, Modules, and Algebras #Advanced Topics in Algebra #Advanced Algebra and Logic
paper · pdf · doi:10.48550/arxiv.2103.08944
We characterize the idempotent stable range one 2× 2 matrices over commutative rings and in particular, the integral matrices with this property. Several special cases and examples complete the subject.