Objective: Whey-based formulas have faster gastric emptying than casein-based formulas. Isoenergetic, isovolumic, whey-based formulas of different osmolarity and fat content empty in a similar manner.

Recently, the string density problem, considered in the pioneering work of M. G. Kreĭn, has arisen naturally in connection with the Camassa-Holm equation for shallow water waves. In this paper we ...