Taxanaha Rs waa nooc kor loo qaaday oo ah darawalka u furan ee loo yaqaan 'stepper' oo ay soo saartay da 'yarta, Fikradda naqshadeynta sheyga waxaa laga soo qaatay khibradeena uruurinta garoonka steapper ee sanadihii la soo dhaafay. Adigoo adeegsanaya qaab dhismeedka cusub iyo algorithm, jiilka cusub ee darawalka 'stepper' wuxuu si wax ku ool ah u yareeyaa awoodda sare ee xawaaraha, iyada oo la taageerayo ogaanshaha wareegga xawaaraha, iyadoo la taageerayo alaar-wax-ka-qabashada wajiga iyo aqalka kale, taageerada a noocyo kala duwan oo ah foomamka taliska garaaca wadnaha, goobo badan oo dip ah.