# What is meant by Lagrangian of a dynamical system?

1. Oct 14, 2009

### saravanan13

What is meant by Lagrangian of a dynamical system?
Explain the same for N particle system.

2. Oct 14, 2009

### lstellyl

Re: lagrangian

the lagrangian is interpreted as the "action" of a system:

http://en.wikipedia.org/wiki/Action_(physics [Broken])

Last edited by a moderator: May 4, 2017