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Here is the signature:
%Input
% poly : coefficient vector of a polynomial
%Output
% positiveRo o t s : list of the roots of poly where the real part is positive
%Example
% I f the polynomial i s -60 +x^4-5x^3-3x^2 +43x ,
% then poly =[1 ,-5 ,-3 ,43 ,-60] ;
% and positiveRoots = [ 4 , 2+i , 2-i ] .
%Example
% cn positiveRoot ( [ 1 , 2 ] ) gives [ ] .
function [ positiveRoots ] = cn_positiveRoot ( poly )
code here
end




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