On the Drazin Inverse of the Sum of Two Matrices
[摘要] We deduce the explicit expressions for(P+Q)Dand(PQ)Doftwo matricesPandQunder the conditionsP2Q=PQPandQ2P=QPQ. Also,we give the upper bound of|P+QD-PD|2.
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[效力级别] [学科分类] 应用数学
[关键词] [时效性]
