- mathematical methods , scalar field, computing gradient..?

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- mathematical methods , scalar field, computing gradient..?
24 January 2010, 2:51 am

LEt f be a scalar field given in cylindrical coordinates by f(p,m,z)=psin(m)/z defined for z not = to 0. Describe the surface S given by f(p,m,z)=-3. Compute the gradient of f and verify that is gives a normal vectort at any point N on the surface.

- - Mathematics