When a closed interval ![[a,b]](/images/equations/MeshSize/Inline1.svg)
is partitioned by points 
, the lengths of the resulting
intervals between the points are denoted 
, 
, ..., 
, and the value 
is called the mesh size of the partition.
Mesh Size
See also
Integral, Lower Sum, Riemann Integral, Upper SumExplore with Wolfram|Alpha
Cite this as:
Weisstein, Eric W. "Mesh Size." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/MeshSize.html