Recent Submissions

  • Traceless Matrices that are not Commutators 

    Contributor:Saito, Ikuko;
    Date Submitted:2016-05
    By a classical result, for any field F and a positive integer n, a matrix in Mn(F) is a commutator if only and if it has trace zero. This is no longer true if F is replaced with an arbitrary ring R. But the only known ...