---
tag: 093SAXPJ9P
kind: concept
name: Mesh of a partition
msc: [26A42]
sources:
  - url: https://en.wikipedia.org/wiki/Partition_of_an_interval
    locator: Norm of a partition
---

## Summary

The mesh of a partition is the length of its longest subinterval. Riemann sums approach the integral as the mesh tends to zero. The node [[mesh of a partition|04GM4NYXJB]] gives the precise definition.