Derivation of Laplace Operator in Spherical and Cylindrical Coordinates

[terryphi]

Hey Guys,

Does anyone know where I can find a derivation of the laplace operator in spherical and cylidrical coordinates?

 

[mathman]

http://en.wikipedia.org/wiki/Laplace_operator

start here

 

[terryphi]

I don't see a derviation there. I've tried several textbooks as well.

 

[mathman]

http://en.wikipedia.org/wiki/Del_in_cylindrical_and_spherical_coordinates

The above may help, although you would need to work through the derivations.