Thread: How does one prove this identity?

1. How does one prove this identity?

$\nabla\cdot[v(x\cdotv)]=\nabla(\frac{1}{2}v^2x)-\frac{1}{2}v^2+v\cdot(x\timesw$

2. Originally Posted by thefrog
$\nabla\cdot[v(x\cdotv)]=\nabla(\frac{1}{2}v^2x)-\frac{1}{2}v^2+v\cdot(x\timesw$
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