How do I simplify $\vec{\nabla}\cdot(\vec{v}\vec{v})$? Here $\vec{\nabla}=\partial_{x}\hat{i}+\partial_{y}\hat{j}$ and $\vec{v}=u\hat{i}+v\hat{i}$.
2026-03-25 01:27:59.1774402079
What is the gradient of the product of two vectors
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