]> Nuclear Equation using MathML &CapitalIota; 0 R Λ 4 Π D 2 e - Μ D = &FreakedSmiley;

I0 is the radiation dose received at a distance D from a nuclear explosion. R Λ is the initial total radiation release, and Μ is the attenuation factor in air. (e and Π are mathematical constants). Ref: "The Effects Of Nuclear Weapons", US Dept. of Defense, April 1962, section 8.98.