||'''Book'''|| Linear Algebra || ||'''Author'''|| Gilbert Strang || ||'''Edition'''|| || {{{ a=matrix([[1,2,3],[0,4,5],[0,0,6]]) b=matrix([[0,0,1],[0,2,0],[3,0,0]]) c=a.eigenvalues() d=b.eigenvalues() print c print d }}} * '''Solution by''': * , , * , ,