fact: Definition IntegralFiniteSum {R : ConstructiveReals} (f : CRcarrier R -> CRcarrier R) (x partition : nat -> CRcarrier R) (last : nat) : CRcarrier R := CRsum (fun n:nat => f (x n) * (partition (S n) - partition n)) last.
imports: List Permutation Orders Sorted Mergesort QArith Qpower ConstructiveReals ConstructiveAbs ConstructiveMinMax ConstructiveSum ConstructiveLimits ConstructiveRcomplete ConstructiveDiagonal ConstructiveUniformCont