deletions | additions       diff --git a/paragraph_2_Mimic_the_derivation__.tex b/paragraph_2_Mimic_the_derivation__.tex  index f0a11b5..0a8a8fb 100644  --- a/paragraph_2_Mimic_the_derivation__.tex  +++ b/paragraph_2_Mimic_the_derivation__.tex 
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f(u)=\left\{  \begin{array}{ll}  \rho u\\  \rho u\\ u^{2} + \rho\\  \rho u  v \\ u (  E + p )  \end{array}  \right \}.  \]