conserved quantity


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conserved quantity

[kən′sərvd ′kwän·əd·ē]
(physics)
A quantity that remains unchanged with time during the evolution of a dynamical system.
References in periodicals archive ?
Since we are about to determine the motion of the conserved gauge invariant stress energy associated with the fields and it is deeply connected with geometry, we make a brief segue to derive this conserved quantity.
Finally, the conserved quantity may involve contributions from the interactions between nearby cells, in which case the corresponding probability distribution becomes a Markov measure.
v][gamma] = 0 by duality relations, this function is a conserved quantity of the Darboux-Halphen system and, as we pointed out earlier, the Halphen symmetries, when acted upon [H.
The conserved quantity theory of causation alms to analyze causal processes and interactions in terms of conserved quantities.
These theories permit, and some even require, that the number of baryons, elementary particles that include protons and neutrons, is not a strictly conserved quantity.
Our issue is to show that the total phase-space of a given dynamical system can be split in many subspaces, each of them related to a specific conserved quantity.
is a symmetry for the Lagrangian L giving rise to a conserved quantity, thus it is always possible to choose a coordinate transformation so that