Question: Derive the streamline equation in 3 D Cartesian coordinates from the requirement that d l V ? = 0 ? , where d l ?

Derive the streamline equation in 3D Cartesian coordinates from the requirement that dlV?=0?, where
dl?=dxhat()+dyhat()+dzhat(k) is an element length tangent to the streamline. Explain the physical meaning of the
above requirement.
Derive the streamline equation in 3 D Cartesian

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