Vol 2 - Landau, Lifshitz - The classical theory of fields (4th, 1994) (1) · Problem 11.1
Relativistic Mechanics
Physics — Landau & Lifshitz · decay-of-particles
Problem
A particle moving with velocity V dissociates ``in flight'' into two particles. Determine the relation between the angles of emergence of these particles and their energies in the L-system.