# Conservative Smoothing of Velocities

^{1}D.S Balsara

^{2}states, use special filtering of velocities (so called conservative smoothing, because momentum quantities are not modified):

^{1}Swegle J.W., Hicks D.L., and Attaway S.W., “Smoothed Particle Hydrodynamics: Stability Analysis”, Journal of Computational Physics, Vol. 116, pp. 123-134, 1995.

^{2}Balsara D.S., “Von Neumann Stability Analysis of Smoothed Particle Hydrodynamics Suggestions for Optimal Algorithms”, Journal of Computational Physics, Vol. 121, pp. 357-372, 1995.