Having some trouble with a homework problem:

Prove the identity , where are the natural coordinate functions.

The book then gives the hint, evaluate

Any help doing this would be appreciated, I'm a bit stuck.

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- Feb 9th 2011, 11:44 AMZennieCurves in R^3
Having some trouble with a homework problem:

Prove the identity , where are the natural coordinate functions.

The book then gives the hint, evaluate

Any help doing this would be appreciated, I'm a bit stuck.