the trajectory of the brownian motion of the particle

brownian motion step size random vector process movement events trajectory deviation dynamics differential equations diffusion constant coefficient diffusion energy balance ergodic effect collision particles momentum particle kiyoshi ito#39aph39#s integral kinetic energy collisions molecules colloidal system markov mass mathematical model mechanics microscopic interactions molecular chaos direction science gaussian distribution movement liquid mean square system statistical temperature heat thermal physics fluctuations variations time education probability theory vector robert brown gas volume scientist