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simple pole (Definition)

A simple pole is a pole of order 1. That is, a meromorphic function $ f$ has a simple pole at $ x_0\in\mathbb{C}$ if

$\displaystyle f(z)=\frac a{z-x_0}+g(z)$
where $ a\neq 0\in\mathbb{C}$, and $ g$ is holomorphic at $ x_0$.



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Cross-references: holomorphic, function, meromorphic, order, pole
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This is version 3 of simple pole, born on 2002-12-13, modified 2003-08-22.
Object id is 3746, canonical name is SimplePole.
Accessed 2857 times total.

Classification:
AMS MSC30D30 (Functions of a complex variable :: Entire and meromorphic functions, and related topics :: Meromorphic functions, general theory)

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