# version number is...3# maximum nuber of bytes the program may allocate100000000# insert maximum pml conductivity here [S/m]0.025# insert maximum pml-stretching here [1]4.0# insert steepness here2.0# Length of Simulation [s]30.0e-9# size of simulation space (number of boxes in x-, y- and z-direction, respectively41 41 41# real size of a box [m] (x,y,z)0.025 0.025 0.025# this number is a bit special: if positive it is the size of a time steps in seconds,# if negative, a matching time step is computed via the Courant-criterion# and finally divided by this number, i.e.