D - simple harmonic motion

PX155 - D1 & D2 - oscillations & mass on a spring
PX155 - D3 - solving the SHM equation
PX155 - D4 - initial conditions
PX155 - D5 - energy and SHM
PX155 - D6 - SHM and complex exponentials
PX155 - D7 - damped oscillations
PX155 - D8 - 3 regimes of damping
PX155 - D9 - driven damped simple harmonic motion
PX155 - D10 - pendulums and SHM