When the hamiltonian isn't equal to energy?
1031
When does Hamiltonian equals to energy of the system?
43127
Why are Hamiltonian Mechanics well-defined?
131167
Kinetic energy of the object, but Potential energy of the system: Why is it so?
11329
Proving a graph has no Hamiltonian cycle
35771
How can I solve this quantum mechanical "paradox"?
125142
Example where Hamiltonian $H \neq T+V=E$, but $E=T+V$ is conserved
52784
Hamiltonian Cycle Problem
131958
Why is the potential energy equal to the negative integral of a force?
22934
Validity of work-energy theorem in presence of non-conservative forces?
57051
Why does Quantum Field Theory use Lagrangians rather than Hamiltonians?
39017
The notion of an adiabatic process in thermodynamics -vs- quantum mechanics
141376
Why the dipole interaction term in the Hamiltonian has all diagonal elements to be zero in the energy eigenbasis?
77245
Angular momentum squared and Hamiltonian?
83453
Why isn't energy conserved in this collision problem?
18144
Does a nonzero Poynting vector mean that there is propagation of energy?
14989
In quantum mechanics, given certain energy spectrum can one generate the corresponding potential?
95019
An example of non-Hamiltonian systems