Why do we prefer "Lagrangian and Hamiltonian mechanics " over the newtonian mechanics?
35041
What is the difference between Newtonian and Lagrangian mechanics in a nutshell?
82166
How are constraint forces represented in Lagrangian mechanics?
74367
Newtonian mechanics: massless particles
134571
Why should a (physical) principle be applicable to different systems in different positions in space and time?
1031
When does Hamiltonian equals to energy of the system?
78182
Hamiltonian or not?
27016
Is the Lagrangian density a functional or a function?
28940
Why does Newton's third law exist even in non-inertial reference frames?
64247
Noether Theorem and Energy conservation in classical mechanics
158526
Finding a "Principle of Least Action" equivalent statement for Hamiltonian Mechanics
7555
Why do we consider Lagrangian densities in field theory (as opposed to Lagrangians as in point mechanics)?
9600
Near Earth vs Newtonian gravitational potential
120538
Newton's First Law of Motion; Empirical Aspects
95019
An example of non-Hamiltonian systems
67075
Difference between the angular momentum for a mass following a trajectory and a mass rotating around a rotational center
42186
When is the Hamiltonian of a system not equal to its total energy?
73045
Transitioning between Lagrangian and Eulerian fluid variables