(z: complex variable)

How do you get from |z| = p (radius)

to |dz| = -i p dz/z ?

Thanks

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- Oct 2nd 2008, 10:09 AMyunc84Complex variable
(z: complex variable)

How do you get from |z| = p (radius)

to |dz| = -i p dz/z ?

Thanks - Oct 2nd 2008, 02:43 PMmr fantastic