Package IndexHillRegionsHillRegions.InternalHillRegions.Internal.C_TYPEHillRegions.Internal.HillRegionHillRegions.Internal.MR_TYPEHillRegions.Internal.M_TYPEHillRegions.Internal._VHillRegions.Internal._predicateHillRegions.Internal._ρ₁HillRegions.Internal._ρ₂