L. van Wyk

activity

20112021

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math.RA2011

Isomorphisms between Morita context rings

C. Boboc, S. Dascalescu, L. van Wyk

Let $(R, S,_{R} M_{S},_{S} N_{R}, f, g)$ be a general Morita context, and let $T=[{cc} R &_RM_S_SN_R & S]$ be the ring associated with this context. Similarly, le…

math.RA2011

The zero-level centralizer in endomorphism algebras

Jenő Szigeti, Leon van Wyk

For an endomorphism f\inEnd{M) of a left R-module M we investigate the structure and the polynomial identities of the zero-level centralizer Cen_0(f) and the factor Cen(f)/Cen_0(f)…