title: Elementary inequalities that involve two nonnegative vectors or functions.
authors.affiliation: The Rockefeller University and Columbia University, 1230 York Avenue, Box 20, New York, NY 10021-6399, USA. cohen@rockefeller.edu
authors.forename: Joel E
authors.initials: JE
authors.lastname: Cohen
authors.forename: J H B
authors.initials: JH
authors.lastname: Kemperman
authors.forename: Gheorghe
authors.initials: G
authors.lastname: Zbaganu