= Let (:M2 (2) – Z be given by.$(A) = det (A). That is ø [a ] = ad – be. Prove or disprove that this is a ring homomorph
Posted: Tue May 10, 2022 6:59 am
= Let (:M2 (2) – Z be given by.$(A) = det (A). That is ø [a ] = ad – be. Prove or disprove that this is a ring homomorphism.