Swarm behaviour is also studied by active matter physicists as a phenomenon which is not in thermodynamic equilibrium .
As such requires the development of tools beyond those available from the statistical physics of systems in thermodynamic equilibrium .
Swarm behaviour is also studied by active matter physicists as a phenomenon which is not in thermodynamic equilibrium , and as such requires the development of tools beyond those available from the statistical physics of systems in thermodynamic equilibrium .