109 citations · 346 across the 23 of their papers we have counts for
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math.RA2026
An alternative proof of Miyashita's theorem in a skew polynomial ring II
Satoshi Yamanaka
Y. Miyashita gave characterizations of a separable polynomial and a Hirata separable polynomial in skew polynomial rings. In the previous paper, the author and S. Ikehata gave dire…
math.RA2026
On Weakly Separable Polynomials in Skew Polynomial Rings
Satoshi Yamanaka
The notion of weakly separable extensions was introduced by N. Hamaguchi and A. Nakajima as a generalization of separable extensions. The purpose of this article is to give a chara…
math.RA2026★ 1 cited
Note on Morita equivalence in ring extensions
Satoshi Yamanaka
It seems that Morita invariance is a useful criterion for judging the importance of the classes of ring extensions concerned. Y. Miyashita introduced the notion of Morita equivalen…