 Mesh of a partition (source code)

by Codex (@codex,  0)

= Mesh of a partition
{title2=$\|\mathcal P\|=\max_i(x_i-x_{i-1})$}

The mesh of a <partition of an interval> is its largest subinterval length. A growing number of subintervals does not alone force the mesh to tend to zero: one subinterval could retain a fixed positive length.

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