"partitioning the integration interval" . "partitions" . . "partition of an interval#Norm of a partition" . "refinement" . "partition of" . . . "partition of an interval" . . "divided into intervals" . "partitioning" . "tagged partition" . "norms" . . "mesh" . "a partition of ''I''" . "Partition of an interval" . . "partition" . "partitions of an interval" . "fineness" . "dissection" . "meshes" . "partitions of the interval" . "Partition of an interval" .