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math.RA2007
Ore extensions satisfying a polynomial identity
A. Leroy, J. Matczuk
Necessary and sufficient conditions for an Ore extension $S=R[x;\si,\de]$ to be a {\rm PI} ring are given in the case $\si$ is an injective endomorphism of a semiprime ring sat…
math.RA2007
Wedderburn polynomials over division rings, II
T. Y. Lam, A. Leroy, A. Ozturk
A polynomial in an Ore extension over a division ring is a Wedderburn polynomial if is monic and is the minimal polynomial of an algebraic subset of $K…