Gradient field
= Gradient field
{wiki=Conservative_vector_field}
A gradient field is a vector field of the form $\nabla f$ for a scalar potential $f$. Its curl vanishes wherever the required second derivatives commute.
= Gradient field
{wiki=Conservative_vector_field}
A gradient field is a vector field of the form $\nabla f$ for a scalar potential $f$. Its curl vanishes wherever the required second derivatives commute.