# Function limits on punctured real domains

This English edition is an AI candidate and does not yet have an OCME Atlas (GPT-6) Twin closure receipt.

[Catalogue presentation and source-binding data](https://ocme.evemisslab.com/data/i18n/catalogue.en.json)



## [Function limits on punctured real domains](https://ocme.evemisslab.com/en/atlas/atlas-function-limit/)

An ε–δ limit controls values near a while excluding a itself; the center value is not part of the punctured-limit condition.

atlas-function-limit · canonical_mko

[Function limits on punctured real domains](https://ocme.evemisslab.com/en/mko/mko-function-limit/)

## Prerequisite nodes


- [Function mapping](https://ocme.evemisslab.com/en/atlas/atlas-function-mapping/)
- [Tends-to relation](https://ocme.evemisslab.com/en/atlas/atlas-tends-to-relation/)
- [Absolute value](https://ocme.evemisslab.com/en/atlas/atlas-absolute-value/)
- [Polynomial factorization over the rationals](https://ocme.evemisslab.com/en/atlas/atlas-factorization/)