
Arturo O. answered 01/26/18
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∇·A is a scalar.
∇·A = ∂Ax/∂x + ∂Ay/∂y + ∂Az/∂z
A·∇ is a scalar operator
A·∇ = Ax∂/∂x + Ay∂/∂y + Az∂/∂z
They are not the same thing.