$\displaystyle R_n(x)=\frac{1}{2\pi i} \int_C \frac{f(z)}{(z-a)^{n-1}(z-x)} dz$

What is this and what is it used for?

Printable View

- Dec 22nd 2008, 11:11 AMwilliamcan someone identify this
$\displaystyle R_n(x)=\frac{1}{2\pi i} \int_C \frac{f(z)}{(z-a)^{n-1}(z-x)} dz$

What is this and what is it used for? - Dec 24th 2008, 02:11 PMJameson
It's a formula dealing with the remainder term in a complex Taylor Series.

Look at this Wikipedia entry - Taylor's theorem - Wikipedia, the free encyclopedia