rect.m qchirp.m prop_response.m prop_movie.m pcompare.m nslit.m nearfield.m ncompare.m n2compare.m logim.m fslit.m fscript.m fresnel.m ff_movie.m fdiffract.m farfield.m exact.m edge_fcn.m edge_diffraction.m direct_compare.m direct.m compare.m propx.avi slit.m