Copied Show that the ODE \[ \ddot {x}+\mu \dot {x}-f(x)=0 \] cannot have any non-constant time periodic solution if \(\mu > 0\). Raw LaTeX Show that the ODE \[ \ddot{x}+\mu\dot{x}-f(x)=0 \] cannot have any non-constant time periodic solution if \(\mu > 0\). Topic Tags Periodic Orbits, Limit Cycles, and Orbital Stability Poincare Maps and Periodic Solutions Variation of Constants Formula