Classical mechanics

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ehrenfest
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[SOLVED] classical mechanics

Homework Statement


is it true that conjugate momentum, canonical momentum, and generalized momentum all mean the same thing (the partial of the Lagrangian with respect to the time derivative of some generalized coordinate)?



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  • #2
siddharth
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Homework Statement


is it true that conjugate momentum, canonical momentum, and generalized momentum all mean the same thing (the partial of the Lagrangian with respect to the time derivative of some generalized coordinate)?

Yeah.

[tex]p_j = \frac{\partial L}{\partial \dot{q_j}}[/tex]

is referred to as generalized momentum, canonical momentum or conjugate momentum.

Also, if the potential is velocity dependent, this generalized momentum will be different from the mechanical momentum of the system.
 

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