Bochner Identity
For a smooth Harmonic Map 
,
where
is the Gradient, Ric is the Ricci Tensor, and Riem is the Riemann Tensor.
References
Eels, J. and Lemaire, L. ``A Report on Harmonic Maps.'' Bull. London Math. Soc. 10, 1-68, 1978.
- Eccentric
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- Echidnahedron
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- Eckert IV Projection
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- Economized Rational Approximation
- Eddington Number
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