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+// Design of internal model controller
+// 10.4
+// Designs Discrete Internal Model Controller
+// for transfer function z^{-k}B(z^{-1})/A(z^{-1})
+// Numerator and Denominator of IMC HQ are outputs
+// Controller is also given in R,S form
+
+function [k,HiN,HiD] = imc_stable1(B,A,k,alpha)
+
+[Kp,d,Bg,Bnmp,Bm] = imcsplit(B,mtlb_logical(1));
+Bg = Kp * Bg;
+Bnmpr = flip(Bnmp);
+Bms = sum(Bm);
+HiN = A;
+HiD = Bms * convol(Bg,Bnmpr);
+k = k+d;
+endfunction;
+
+