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Regular J-classes of subspace semigroups |
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| Authors: | Jan Okniński |
| Institution: | 1. Institute of Mathematics, Warsaw University, Banacha 2, 02-097, Warsaw, Poland |
| Abstract: | Subspace semigroup S(M n (K)) of the matrix algebra over a field K is studied. Idempotents and regular J-classes are characterized and some symmetries of S(M n (K)) are established. |
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