相关期刊:《Computer Systems Science & Engineering》《Advances in Linear Algebra & Matrix Theory》《Journal of Computer Science & Technology》《Applied Mathematics》更多>>
supported by the National Natural Science Foundation of China(No.11771076,11961076);the Ministry of Science,Technology and Development,Republic of Serbia(No.174007);the China Postdoctoral Science Foundation(No.2020M671281);the Research Project of Hubei Provincial Departmentof Education(No.B2019128).
In this paper we obtain some equivalent conditions for the core invertibility and EP-ness of 1−pq,1−pqp,p−pq and p−q,where p,q are projections in different settings,such as∗-rings,∗-reducing rings and C∗-algebras.More...