Category:Definitions/Action (Dynamics)

This category contains definitions related to action in the context of dynamics.
Related results can be found in Category:Action (Dynamics).

The action for a given segment from point $A$ to point $B$ on the trajectory of a dynamical system is defined by the line integral:

$\ds \sum_i \int_A^B p_i \rd q_i$

where:

$q_i$ are the generalized coordinates

$p_i$ are the generalized momenta.