pseudotensor


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pseudotensor

[¦sü·dō′ten·sər]
(physics)
A quantity which transforms as a tensor under space rotations, but which transforms as a tensor, together with a change in sign, under space inversion.
A quantity which transforms as a tensor under Lorentz transformations, but with an additional sign change under space reflection or time reflection or both.
References in periodicals archive ?
10) includes the Einstein-Dirac pseudotensor density [8] which is not symmetric.
Einstein's proposed resolution of the idea is an energy-momentum pseudotensor constructed from the metric components [1].
ijk] is the antisymmetric Levi-Civita's pseudotensor, which should be distinguished from permittivity [[epsilon].
B'] via dielectric permittivity tensor [epsilon]', magnetic permeability tensor [micro]', and gyration pseudotensors [alpha]' and [k]'.
localizable en regiones finitas del espaciotiempo) de la energia del campo gravitacional para una clase restringida de modelos de la TGR (Szabados 2004) o un pseudotensor que representa la densidad de energia en ciertos sistemas de coordenadas (16).
Taking into account the anti-symmetry properties of the alternator pseudotensor and the no-slip condition in the dispersed element surface, using (23), the 'extradeformation term' is written as:
Einstein's pseudotensor isn't the best solution for elucidating the energy of a gravitational field, of course.
alpha][beta]], we introduce the field pseudotensor [F*.
Gravitational fields bear an energy described by the energy-momentum pseudotensor [14, 15];
me] are the pseudotensors characterizing the chiral properties of the helix; [[epsilon].
24) A fairly nontechnical outline of pseudotensors appeared here previously.
alpha][beta][mu]v] [square root of -g] transform tensors into pseudotensors in the inhomogeneous anisotropic four-dimensional pseudo-Riemannian space **.