uizm = 5;
tk = 1.5;
up = 10;
upsh = 120;
tokr = 35;
u = 215;
kppos = 50;
kppar = 120;
uperem = 0.25;
ush = 0.51;

unl = (0.001*uizm/100+0.00006*upsh/100)*tk/12
uop = 0.0015*uizm/100+0.00006*upsh/100
uk = 0.002*uizm/100+0.00006*upsh/100
utemp = (0.00003*uizm/100+0.000003*upsh/100)/25.5
utemppoln = (0.000035*uizm/100+0.000004*upsh/100)/25.5
n = (224.4-u)/224.4*100
dup = (n/10)*(0.00025*uizm/100+0.000025*up/100)
0.05*up
dush = ush/(10^(kppos/20))
duperem = uperem/(10^(kppar/20))
du = (unl^2+uop^2+uk^2+utemppoln^2+dup^2+dush^2+duperem^2)^0.5
d = du/uizm*100
sigm = ush/6
nn = ((sigm*2.5)/du)^2