deletions | additions       diff --git a/section_Analytical_solution_When_e_1__.tex b/section_Analytical_solution_When_e_1__.tex  index 3403ad3..8d4772c 100644  --- a/section_Analytical_solution_When_e_1__.tex  +++ b/section_Analytical_solution_When_e_1__.tex 
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\section{Analytical \section*{Analytical  solution} When $e_1=e_2=e_3=R$ we can solve $E(t)=0$ analytically.  $$  y_1^2+y_2^2+y_3^2-(t+R^2)^2=0 
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