Extensions of symmetric integration formulas
A. H. Stroud · Mathematics of Computation · 1968
Introduction.Assume we are given an integration formula for the ra-dimensional cube Cm of the form J-i•'-i and Vm = Icm(l) = 2m.We note for future reference that if Icm(XlaiX2a* ■ ■ -Xm"™) -Ca¡...amVm then