Idempotents of 2 × 2 matrix rings over rings of formal power series

DOI10.1080/03081087.2021.1910121OpenAlexW3153280351MaRDI QIDQ5870084

Vesselin Drensky

Publication date: 5 January 2023

Published in: Linear and Multilinear Algebra (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2006.15070

zbMATH Keywords

idempotentsCayley-Hamilton theoremmatrices over rings of power series

Mathematics Subject Classification ID

Determinants, permanents, traces, other special matrix functions (15A15) Endomorphism rings; matrix rings (16S50) Matrices over special rings (quaternions, finite fields, etc.) (15B33) Polynomials over commutative rings (13B25) Matrices over function rings in one or more variables (15A54) Formal power series rings (13F25) Idempotent elements (associative rings and algebras) (16U40)

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