The Formal Triangular Matrix Ring of Right N-semilocal Rings
Prof. Dr. Abdelrahman Mohamed Hassanein , test2 , test3 , test4 , test5
Mathematics Department, Faculty of Science, Al-Azhar University
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ABSTRACT
In this paper, we study the necessary and sufficient conditions for the formal triangular matrix ring, the generalized upper (or lower) triangular matrix ring to be right N-semilocal, right N-semiperfect, right N-right perfect and right N-semiprimary.
