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Main Question or Discussion Point
When I studied the fluid dynamic , I saw a quite hard equation (typed in attached file) ,
I don't know how to prove it , maybe there's a somehow relationship between this eq with Gauss's Divergence Theorem ...
Can anyone help me ?
I don't know how to prove it , maybe there's a somehow relationship between this eq with Gauss's Divergence Theorem ...
Can anyone help me ?
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