% Object-oriented LFR-object realization, function lfrs. % Int is a reserved name for 1/s lfrs Int d1 d3 sys1 = d1^2*Int^2 + d1*d3*Int + d1^2*d3^2; % Result size(sys1) % ex_2_12.m and ex_2_13.m proposes an alternative generation % of the same object. % Other example lfrs Int lfrs a b 'real' [1 1] [3 3] lfrs c [1] [3] [2.5] lfrs d 'complex' [0] [2] size(a*b*c*d)