||'''Book'''|| Linear Algebra || ||'''Author'''|| Gilbert Strang || ||'''Edition'''|| || /* code_begins */ {{{ e=matrix([[1,0,0],[0,2,0],[4,0,1]]) e1=matrix([[1,1,1],[0,0,0]]) e2=matrix([[0,0,1],[0,1,0],[1,0,0]]) e.row() e1.row() e3.row() }}} /* code_ends */ * '''Solution by''': *, , *, , *, , *, , *, , *, ,