How is harmonic motion (specific and not a special case) different from periodic motion?
27105
Are all oscillatory motions periodic motions?
88813
SphericalHarmonicY does not seem to be an eigenfunction of the spherical harmonic equation
95224
Why does triply periodic univariate function not exist?
40211
Type of stationary point in Hamilton's principle
42186
When is the Hamiltonian of a system not equal to its total energy?
59282
What is the significance of angular frequency $\omega$ with regards to wave functions?
130
What is a "harmonic quadruple"?
105264
Why are partial derivatives of a harmonic function also harmonic?
16786
Is there any case in physics where the equations of motion depend on high time derivatives of the position?
67075
Difference between the angular momentum for a mass following a trajectory and a mass rotating around a rotational center
16599
Can the direction of angular momentum and angular velocity differ?
67758
The meaning of "Angular frequency" of a spring that behaves as a simple harmonic oscilator
103835
Does damping force affect period of oscillation?
137432
Why pendulum does not follow SHM for larger angular displacement?
62964
Relativity: stationary vs moving
60889
What exactly are Hamiltonian Mechanics (and Lagrangian mechanics)
127964
Confused about the possibility of different differentiable structures.