---
tag: 05Z3FC0154
kind: concept
name: Isolated singularity
aliases: [isolated-singular-point]
msc: [30D30]
sources:
  - url: https://en.wikipedia.org/wiki/Isolated_singularity
    locator: lead section
same_as:
  wikidata: Q2297037
  wikipedia: Isolated singularity
---

## Summary

An isolated singularity of a function is a point $c$ such that the function is holomorphic on a punctured disc around $c$, see the [[definition|0TYB3HM9KE]].
It is removable, a pole, or essential.