Ghlen Livid added vec_a_t_vec_a__.tex  almost 8 years ago

Commit id: 8ff18df625bb0f4173688ccf466dbdf7c3f050b5

deletions | additions      

         

$$(\vec a(t) + \vec a(t+\Delta t))\Delta t^2= \vec x(t-\Delta t) - \vec x(t) + \vec{x}(t+2 \Delta t) - \vec x(t+\Delta t) + O(4) $$  $$ \vec{v}(t + \Delta t) = \frac{\vec{x}(t+2\Delta t) - \vec{x}(t)}{2 \Delta t}$$  $$(\vec a(t) + \vec a(t+\Delta t))\Delta t^2= \vec x(t-\Delta t) + \vec{v}(t + \Delta t) - \vec x(t+\Delta t) + O(4) $$