k1 = 1; k2 = 1; k3 = 3/10; k4 = 1/10; k5 = 5/2; k6 = 1; k7 = 483/1000; k8 = 21/100; k9 = 3; k10 = 1/10; k11 = 21/1000; k12 = 1; k13 = 3; k14 = 31/100; k15 = 3/10; k16 = 3; k17 = 483/1000; k18 = 3/50; k19 = 3/20;