tA=0.05; Swg=3.0; a=2.5348; b=64.1300;
Vto=690.4; Sa=0.005236; Zb=-63.9979; Mb=-6.8847;
U0=689.4; Zw=-0.6385; Mq=-0.6571; Mw=-0.00592;
w1=2.971; w2=4.144; ts=0.1; ta=0.3959;
KQ=0.8156; Ka=0.677; Kf=-3.864; KF=-1.7450;
g=0.01; be=426.4352; tm=0.025; K=0.0349*exp(g*tm);