Question: Prove the following identities. Assume that is a differentiable scalar-valued function and F and G are differentiable vector fields, all defined on a region

Prove the following identities. Assume that φ is a differentiable scalar-valued function and F and G are differentiable vector fields, all defined on a region of R³.

VX (FX G) = (G.V)FG(V.F) (F.V)G+ F(V.G)

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