Ring detail


Name: right-not-left Kasch ring

Description: Let $k$ be a division ring, and $R$ be the ring of matrices of the form $\begin{bmatrix a&0&b&c\\ 0&a&0&,d\\ 0&0&a&0\\ 0&0&0&e\end{bmatrix}$

Notes:

Keywords subring matrix ring

Reference(s):

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