title: Luis and sánchez-soto reply:.
abstract: A Reply to the Comment by Englert, Scully, and Walther.
authors.affiliation: Departamento de Óptica, Facultad de Ciencias FísicasUniversidad Complutense28040 Madrid, Spain.
authors.forename: A
authors.initials: A
authors.lastname: Luis
authors.forename: L L
authors.initials: LL
authors.lastname: Sánchez-Soto