title: Eigenmode expansions using biorthogonal functions: complex-valued Hermite-Gaussians: comment.
abstract: In this communication, certain comments are made on the paper by Kostenbauder et al., "Eigenmode expansions using biorthogonal functions: complex-valued Hermite-Gaussians,"J. Opt. Soc. Am. A 14, 1780 (1997).
authors.affiliation: s.r.seshadri@osa.org
authors.forename: S R
authors.initials: SR
authors.lastname: Seshadri