This paper is a study on the invertibility of the commutator of scalar-idempotent elements and scalar-involutory elements of a unitary ring.
本文研究在一有单位元的环中两
倍幂等元的换位子与两
倍对合元的换位子的可逆性问
。
This paper is a study on the invertibility of the commutator of scalar-idempotent elements and scalar-involutory elements of a unitary ring.
本文研究在一有单位元的环中两
倍幂等元的换位子与两
倍对合元的换位子的可逆性问
。
The necessary and sufficient conditions of similarity of two idempotent matrices are proved, the idempotency of linear combinations of two idempotent matrices is discussed.
证明了
域上两
幂等阵相似的充
条件是它们有相
的秩;给出了幂等阵的相似标准型;讨论了两
幂等阵的线性组合仍是幂等阵的充
条件。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问,欢迎向我们指正。