(Q876346)

English

stress–energy tensor

tensor field describing the density and flux of energy in spacetime

energy–momentum tensor
stress–energy–momentum tensor
stress-energy tensor
energy-momentum tensor
stress-energy-momentum tensor

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subclass of

tensor field

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short name

ТЭИ (Russian)

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defining formula

T_{\mu \nu }=-{\frac {2}{\sqrt {\det g}}}{\frac {\delta S}{\delta g^{\mu \nu }}}=-{\frac {2}{\sqrt {\det g}}}{\frac {\partial ({\sqrt {\det g}}{\mathcal {L}})}{\partial g^{\mu \nu }}}=-2{\frac {\partial {\mathcal {L}}}{\partial g^{\mu \nu }}}+g_{\mu \nu }{\mathcal {L}}

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in defining formula

T_{\mu \nu }

symbol represents

stress–energy tensor

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S

symbol represents

action

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g

symbol represents

metric tensor

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{\sqrt {\det g}}

symbol represents

volume element

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maintained by WikiProject

WikiProject Mathematics

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schematic

StressEnergyTensor contravariant.svg
805 × 488; 78 KB

language of work or name

English

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Tenseur énergie-impulsion.PNG
267 × 229; 6 KB

language of work or name

French

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TensorTensiónEnergía.png
275 × 229; 5 KB

language of work or name

Spanish

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Stack Exchange tag

https://physics.stackexchange.com/tags/stress-energy-momentum-tensor

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Identifiers

1 reference

28 October 2013

Microsoft Academic ID

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1 reference

26 January 2022

https://docs.openalex.org/download-snapshot/snapshot-data-format

(Q876346)

stress–energy tensor

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