z_p_cancel.m

内模控制器（IMC）工具箱。包括参数整定、PID控制器参数转换等

function [numC,denC]=z_p_cancel(numC,denC,accuracy)
%[numC,denC]=z_p_cancel(numC,denC,accuracy)
% cancel common roots of polinomials (numC and denC)

g=tf(numC,denC);
[k,n,d]=tcf3(g);
g=tfn3(k,n,d,0);
[numC,denC]=tfdata(g,'v');