deletions | additions       diff --git a/layout.md b/layout.md  index 0753055..55c1d5e 100644  --- a/layout.md  +++ b/layout.md 
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Taking_into_account_that_vec__.tex  Now_11_can_be_equivalently__.tex  First_step_in_Velocity_Verlet__.tex  vec_x_t_Delta_t__1.tex