/* example3.ch */
#include <control.h>

int main() {
    array double complex z[1] = {0};
    array double complex p[3] = {2, complex(1, 1), complex(1, -1)};
    double k = -2;
    CControl sys;

    sys.model("zpk", z, p, k);
    sys.printtf();

    return 0;
}