k1 = 1;
k2 = 83/25000000000000000000;
k3 = 1/100;
k4 = 4;
k5 = 1/2500;
k6 = 1;
k7 = 1/100000;
k8 = 1/250;
k9 = 11/100;
k10 = 10000;
k11 = 10000;