Initial velo cities Maxwell-Boltzmann distribution 3)12na 2k Uniform distribution Each velocity components drawn from a uniform distribution in a range (-v max, maX Constraint nvInitial velocities: Maxwell-Boltzmann distribution: ) 2 exp( 2 ( ) 2 k T k T f m mv v i i i x i x = −  Uniform distribution: Each velocity components drawn from a uniform distribution in a range (-vmax, vmax). Constraint: 0 1 = = = N i mivi P  