An algorithm to enumerate the number of independent scalars that determine the general tensor formed from n velocity gradients at a point in homogeneous-isotropic turbulence is elaborated for n = 4. The physical content of the invariants that result as well as their determination from experiment is discussed.
No takes yet. Share an insight, caveat, or question.
Eric D. Siggia (1981) studied this question.
Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context: