---
tag: 0K57YG3BB8
kind: concept
name: Differentiable function
msc: [26A24]
sources:
  - url: https://en.wikipedia.org/wiki/Differentiable_function
    locator: lead section
same_as:
  wikidata: Q783507
  wikipedia: Differentiable function
---

## Summary

A differentiable function is a function that has a derivative at each point of its domain. Near each point, it is well approximated by a linear function. The node [[differentiable function|0A61B60B5R]] gives the precise definition.