From: squ...@my-deja.com
Subject: Re: Hamiltonian Dynamics = Adiabatic Processes Only?
Date: 2000/06/29
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In article <8j84re$dr...@newsserver.rrzn.uni-hannover.de>,
  dra...@itp.uni-hannover.de (Norbert Dragon) wrote:
> The correspondence of Euler-Lagrange equations and Lagrangean is
> unique up to total derivatives.

The problem is that the total derivative may change the quantum theory.
Example: topological Lagrangians. I may eleborate if you want.

Best regards, squark.


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