Category:Definitions/Standard Lagrangian

This category contains definitions related to the standard Lagrangian.
Related results can be found in Category:Standard Lagrangian.

Let $P$ be a physical system composed of countable number of particles.

Let $L$ be a Lagrangian of $P$.

Let:

$L = T - V$

where $T$ is the kinetic energy and $V$ the potential energy of $P$.

Then $L$ is the standard Lagrangian of $P$.