Stichworte:
caustics, circular disk, contour integral, diffracted rays, diffracting edges, electric current, electromagnetic wave scattering, EM transient scattering analysis, first order GTD, Fourier transform inversion, Fourier transforms, frequency domain equivalent edge current, geometrical theory of diffraction, GTD analysis, input pulse shape, inverse problems, time-domain analysis, time-domain diffracted fields, time-domain equivalent edge currents, transient analysis