Why is Hamilton's Principle not the 'Principle of Least Action'?
88525
Action and Action integral: Different kinds of variational principles
36380
Why not use the Lagrangian, instead of the Hamiltonian, in nonrelativistic QM?
70734
Entropy and the principle of least action
64247
Noether Theorem and Energy conservation in classical mechanics
28035
How is Liouville's theorem compatible with the Second Law?
4989
Why are there only derivatives to the first order in the Lagrangian?
64228
D'Alemberts Principle to solve a Classical Mechanics problem
53198
Reversibility of the rules of classical mechanics
99789
Beyond Hamiltonian and Lagrangian mechanics
60004
Why is $\omega$ the smallest $\infty$?
152997
Is there a kind of Noether's theorem for the Hamiltonian formalism?
26085
Why is the action dimensionless in natural units?
114672
Why do we use the Lagrangian and Hamiltonian instead of other related functions?
106538
Why are thermodynamic potentials minimised?
115328
Properly discontinuous action: equivalent definitions
62218
Why should Conservative forces have their curl equal to zero?(intuition)
37764
Is the converse of Cayley-Hamilton Theorem true?