Vol 6 - Landau+Lifschitz - Fluid Mechanics · Problem 62.3
SOUND
Physics — Landau & Lifshitz · capillary-waves
Problem
Find the condition for the stability of a horizontal tangential discontinuity in a gravitational field, taking account of surface tension (the fluids on the two sides of the surface of discontinuity being supposed different) (W. Thomson 1871).