Results 1 to 10 of about 30 (29)

On right pure semisimple hereditary rings and an Artin problem

open access: yesJournal of Pure and Applied Algebra, 1995
The pure semisimplicity conjecture (pssR) stated below is studied in the paper mainly for hereditary rings R. One of our main results is Theorem 3.6 containing various conditions which are equivalent to the conjecture (pssR) for hereditary rings R.
Daniel Simson
exaly   +2 more sources

An Artin problem for division ring extensions and the pure semisimplicity conjecture I

open access: yesArchiv der Mathematik, 1996
The author builds on his work in part I [Arch. Math. 66, No. 2, 114-122 (1996; Zbl 0873.16010)] which in turn extends ideas of \textit{P. M. Cohn} [Proc. Lond. Math. Soc., III. Ser. 11, 531-556 (1961; Zbl 0104.03301)] and \textit{A. H. Schofield} [Representation of rings over skew fields, Lond. Math. Soc. Lect. Note Ser.
openaire   +3 more sources

Semiperfect CFPF rings.

open access: yes, 1987
Thesis (M.Sc.)-University of Durban-Westville, 1987.The Wedderburn-Artin Theorem (1927) characterised semisimple Artinian rings as finite direct products of matrix rings over division rings.
Francis, Donald Nicholas.
core  

Class Notes for Math 901/902: Abstract Algebra, Instructor Tom Marley

open access: yes, 2010
Topics include: Free groups and presentations; Automorphism groups; Semidirect products; Classification of groups of small order; Normal series: composition, derived, and solvable series; Algebraic field extensions, splitting fields, algebraic closures ...
Lynch, Laura
core  

Groupoid Graded Semisimple Rings

open access: yes
We develop the theory of groupoid graded semisimple rings. Our rings are neither unital nor one-sided artinian. Instead, they exhibit a strong version of having local units and being locally artinian, and we call them $Γ_0$-artinian.
Cristiano, Zaqueu   +2 more
core  

A constructive proof of the Wedderburn-Artin theorem

open access: yes
In this paper, we use the idempotent decomposition to give an explicit isomorphism from an arbitrary semisimple Artinian ring to an external direct sum of finitely many full matrix rings over division rings.4 ...
Gao, Sheng
core  

ON A WEDDERBURN-ARTIN STRUCTURE THEORY OF A POTENT SEMIRING. [PDF]

open access: yesProc Natl Acad Sci U S A, 1957
Bourne S, Zassenhaus H.
europepmc   +1 more source

AN EXTENSION OF THE MAXWELL THEORY. [PDF]

open access: yesProc Natl Acad Sci U S A, 1955
Ingraham RL.
europepmc   +1 more source

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