Verlet leap-frog algorithm
where r is the position, v is the velocity, a is the acceleration and t is the time. is known as the time step.
- R. W. Hockney "The potential calculation and some applications", Methods in Computational Physics vol. 9 pp. 135-211 Academic Press, New York (1970)
- Loup Verlet "Computer "Experiments" on Classical Fluids. I. Thermodynamical Properties of Lennard-Jones Molecules", Physical Review 159 pp. 98-103 (1967)