We provide further insight into why the inverse rule [J. Opt. Soc. Am. A <b>13</b>, 1870 (1996)] for multiplying two finite Fourier series of two pairwise discontinuous functions yields correct results at the point of discontinuity.
© 2000 Optical Society of America
Partha P. Banerjee and John M. Jarem, "Convergence of electromagnetic field components across discontinuous permittivity profiles," J. Opt. Soc. Am. A 17, 491-492 (2000)