Isetshenziselwa ngokukhethekile ukukhiqiza kabusha isondo le-squaring namarola okulinganisa, yonga izindleko zamathuluzi edayimane.
Amasegimenti we-roller yokulinganisa aklanyelwe ukusika okushelelayo kanye namazinga aphezulu okususwa kwezinto. Amasegimenti agunyazelwe ukuphila kwawo okude kokusebenza, ukusetshenziswa kwamandla okuphansi, umsindo ophansi wokusebenza, ukucija okuhle nokusebenza okuzinzile.