relativity, a four-tensor is an abbreviation for a tensor in a four-dimensional spacetime. General four-tensors are usually written in tensor index notation...
8 KB (1,365 words) - 23:05, 20 December 2023
(electromagnetic tensor, Maxwell tensor, permittivity, magnetic susceptibility, ...), and general relativity (stress–energy tensor, curvature tensor, ...). In...
69 KB (9,354 words) - 17:48, 12 July 2024
electromagnetism, the electromagnetic tensor or electromagnetic field tensor (sometimes called the field strength tensor, Faraday tensor or Maxwell bivector) is a...
16 KB (2,787 words) - 00:47, 31 July 2024
tensor") may be analyzed either by artificial neural networks or tensor methods. Tensor decomposition can factorize data tensors into smaller tensors...
28 KB (3,646 words) - 04:05, 26 July 2024
stress-energy tensor The stress–energy tensor, sometimes called the stress–energy–momentum tensor or the energy–momentum tensor, is a tensor physical quantity...
23 KB (3,997 words) - 16:35, 1 August 2024
metric field on M consists of a metric tensor at each point p of M that varies smoothly with p. A metric tensor g is positive-definite if g(v, v) > 0 for...
56 KB (8,866 words) - 08:52, 9 August 2024
differential geometry, a tensor density or relative tensor is a generalization of the tensor field concept. A tensor density transforms as a tensor field when passing...
22 KB (3,464 words) - 13:16, 28 May 2024
first-generation Tensor chip debuted on the Pixel 6 smartphone series in 2021, and were succeeded by the Tensor G2 chip in 2022, G3 in 2023 and G4 in 2024. Tensor has...
43 KB (2,759 words) - 04:52, 16 August 2024
Riemann curvature tensor, the Weyl tensor expresses the tidal force that a body feels when moving along a geodesic. The Weyl tensor differs from the Riemann...
10 KB (1,742 words) - 17:55, 29 January 2024
differential geometry, the Einstein tensor (named after Albert Einstein; also known as the trace-reversed Ricci tensor) is used to express the curvature...
10 KB (1,676 words) - 13:23, 8 May 2024