Definition 5.1.3 (Mesh).label Let $P$ be a partition of $[a,b]\suf\R$ then $\s(P)\define \MAX{1\leq j\leq n}(x_{j}-x_{j-1})$ is the mesh of $P$.
Definition 5.1.3 (Mesh).label Let $P$ be a partition of $[a,b]\suf\R$ then $\s(P)\define \MAX{1\leq j\leq n}(x_{j}-x_{j-1})$ is the mesh of $P$.