Singularities and Rayleigh's hypothesis for diffraction gratings.
The foci or branch points are found for a sinusoidal boundary. It is shown how they determine the range of validity of Rayleigh's hypothesis for diffraction gratings.
Keller
J B
JB
Department of Mathematics, Stanford University, California 94305-2125, USA. keller@math.stanford.edu
D008962:Models, Theoretical; D055095:Optics and Photonics