IEC 60050 - International Electrotechnical Vocabulary


IEVref:	113-07-60	ID:
Language:	en	Status: Standard

Term:	metric tensor
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Symbol:	$g_{μ ν}$ $g^{μ ν}$
Definition:	symmetric tensor of the second order defining the geometric properties of space-time by the relation $d s^{2} = \sum_{μ, ν} g_{μ ν} d x^{μ} d x^{ν}$ , where $d s^{2}$ is a squared interval and $d x^{μ}$ , $d x^{ν}$ are components of a quasi-infinitesimal displacement four-vector
Publication date:	2022-06
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