Show where is a circle of radius centred at

using a parametrization.

I can show this using Cauchy's Integral formula i.e.

but i dont't think this is using aparametrization?

Any ideas?

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- Apr 20th 2010, 09:21 AMpigletConfusing integral
Show where is a circle of radius centred at

**using a parametrization**.

I can show this using Cauchy's Integral formula i.e.

but i dont't think this is using a**parametrization**?

Any ideas? - Apr 20th 2010, 09:34 AMchisigma
Setting the integral becomes...

(1)

... where is now the unit circle centered at . Now You set and solve the integral in ...

Kind regards