
doi: 10.1063/1.528807
The conditions for a unit vector field to be the velocity of a relativistic barotropic perfect fluid are given. These conditions induce an eightfold classification of such fluids; for every class, the admissible barotropic variables are found. Some special cases, in particular polytropic fluids, are analyzed separately.
Quantum hydrodynamics and relativistic hydrodynamics, unit vector field, Macroscopic interaction of the gravitational field with matter (hydrodynamics, etc.), velocity of a relativistic barotropic perfect fluid
Quantum hydrodynamics and relativistic hydrodynamics, unit vector field, Macroscopic interaction of the gravitational field with matter (hydrodynamics, etc.), velocity of a relativistic barotropic perfect fluid
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