It is shown that the continuation of the coordinates of a source to complex values is not unique under the so-called spectral theory of transients.
© 1988 Optical Society of America
Original Manuscript: November 2, 1987
Manuscript Accepted: December 28, 1987
Published: May 1, 1988
Hung-Mou Lee, "Spectral analysis of complex-source pulsed beams: comment," J. Opt. Soc. Am. A 5, 756-756 (1988)