ial decay rate of topography)
0.

$ (9) for each time step +1:
$ (a) a starting time (in Myr in the past)
$ (b) an amplification factor for the topography
$ (c) an offset factor (in km),
$ (d) an output flag (for this time step: 0=no output / 1=output)
10. 0. 0. 1
6. 0. 0. 1
4. 1. 0. 1
0. 1. 0. 1

$ (10) a flag for isostasy (1 isostasy on; 0 isostast off)
$ crustal density (in kg/m3), mantle density (kg/m3), Young modulus (in Pa), poisson's
$ ratio, elastic plate thickness (in km), size of the FFT grid for 