function toh06a()
#
#  generalization of K.C. Toh and L. N. Trefethen
# 
    p = ones(11)
    p = conv(p,p)
    z = [0.84125353283118 + 0.54064081745560im
         0.84125353283118 - 0.54064081745560im
         0.41541501300189 + 0.90963199535452im
         0.41541501300189 - 0.90963199535452im
        -0.95949297361449 + 0.28173255684143im
        -0.95949297361449 - 0.28173255684143im
        -0.65486073394529 + 0.75574957435426im
        -0.65486073394529 - 0.75574957435426im
        -0.14231483827329 + 0.98982144188093im
        -0.14231483827329 - 0.98982144188093im];
    z = [z 2*ones(10)]

    p, PolyZeros(z)
end
