i2xy | Convert (x,y)-coordinates to single-number indices and back. |
tilinghuman20r04hsentrezgcdf | tilinghuman20r04hsentrezgcdf |
tilinghuman20r04hsentrezgdim | tilinghuman20r04hsentrezgdim |
xy2i | Convert (x,y)-coordinates to single-number indices and back. |