T - IfB

Verlet methodLoup Verlet (1967)Taylor expansion in time step Δt: 1xtt xt tvt t 2vt 1xtt xt tvt t 2vt 2( ) () () () ...2( ) () () () ...add the two equations real timeΔt ≈ t c /20from Newton equation xt t xt xt t txt 2( ) 2 ( ) ( ) ( )15Verlet methodCalculate for all i = 1,..., N particles :1xi()t f ij( t) , f ij( t) V rij( t)mInsert this in :ij x t t x t x t t t x t2i( ) 2 i( ) i( ) i( )withrmax1 2min12t E V()r dr10 m r16