now a simple test seems to pass. subdivide_slices still unfinished.
now a simple test seems to pass. subdivide_slices still unfinished.

mancoast/cado-nfs,mancoast/cado-nfs,mancoast/cado-nfs,mancoast/cado-nfs,mancoast/cado-nfs,mancoast/cado-nfs,mancoast/cado-nfs