Banwell and Jakaumar equation 5
-[sixemspace][space] I(V) = [mu] V[sub T]/ R [sub S] [dot] W[sub 0](I[sub 0] R[sub S] / ([mu] V[sub T]))
+[expression I(V) = [mu] V[sub T]/ R [sub S] [dot] W[sub 0](I[sub 0] R[sub S] / ([mu] V[sub T]))]
Using these variables