Last modified on 18 June 2013, at 22:03

scallop theorem



From an explanation of a principle of fluid dynamics given by E. M. Purcell


scallop theorem (plural scallop theorems)

  1. (fluid dynamics) A theorem which states that to achieve propulsion at low Reynolds number in simple (i.e. Newtonian) fluids, a swimmer must deform in a way that is not invariant under time-reversal.

Usage notesEdit