A box integral for dimension with parameters and
is defined as the expectation of distance from a fixed point of a point chosen at random over the unit -cube,
Bailey, D. H.; Borwein, J. M.; and Crandall, R. E. "Box Integrals." Preprint. Apr. 3, 2006.Bailey, D. H.;
Borwein, J. M.; Calkin, N. J.; Girgensohn, R.; Luke, D. R.; and Moll,
V. H. Experimental
Mathematics in Action. Wellesley, MA: A K Peters, pp. 238 and 272, 2007.