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The Turing machine scans the tape , one cell at a time , usually beginning at the cell farthest to the left that contains a symbol . " The governor also ordered state health officials to make the vaccine immediately available to eligible females through state programs that provide free and reduced-cost vaccines to children from low-income families and for women ages 19 to 21 who qualify for Medicaid . In this simulated world , " individual firms grow and perish , there is perpetual adaptation and change at the micro-level , and the composition of each firm at any instant is path-dependent , " Axtell remarked in a preprint describing his model . Cliff Stoll 's Web site ( http://www.kleinbottle.com/ ) offers Klein bottles fashioned from glass - - along with Klein steins , knitted Klein bottle hats , and more . " Two parameters determine when this happens and ultimately what the image looks like : the distance advanced by each creature at each iteration of the process .