from math import sqrt
#x,y,z,xx,yy,zz = 28.5, 12.1, -38.9, -16.6, 102, -6.6
x,y,z,xx,yy,zz = 26.7, 13.1, -37.958, -17.3, 102, -63
b=sqrt((x-xx)**2 + (y-yy)**2 + (z-zz)**2)
print("B = ",b)
I = b*10**-6 * 0.15/(4*3.14 * 10**-7 * 22)
print("I = ",I)
print("R = ",1.5/I)
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