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s=%s
P=s^5-s^4-2*s^3+2*s^2-8*s+8
routh=routh_t(P)
disp(routh)
r=coeff(P)
n=length(r)
c=0;
for i=1:n
if (routh(i,1)<0)
c=c+1;
end
end
if(c>=1)
printf("there are %d roots on RHS",c)
else printf("there are no roots on RHS")
end
disp("s^2 is")
disp(roots(routh(2,:)))
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