deletions | additions       diff --git a/Method.md b/Method.md  index 7f3e9ff..46cbd38 100644  --- a/Method.md  +++ b/Method.md 
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\begin {equation}  \2 \Pi \sqrt{a^3/mu} \sqrt{a^3/M}  \end {equation}  Where $M$ = enclosed mass and $a$ = semi-major axis