Examples
- The function
- has a pole of order 1 or simple pole at .
- The function
- has a pole of order 2 at and a pole of order 3 at .
- The function
- has poles of order 1 at To see that, write in Taylor series around the origin.
- The function
- has a single pole at infinity of order 1.
Read more about this topic: Pole (complex Analysis)
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