When large and related problems that could be set on the machine for weeks were to be solved it was in constant use, but when small problems were being dealt with, engineers found it more expedient to solve then mathematically, without taking days to set up the machine.
Kui suur ja sellega seotud probleeme, mis võiksid olla masinas mitu nädalat tuli lahendada seda pidevalt kasutada, aga kui väikesed probleemid olid tegeletakse, insenerid pidasid otstarbekas lahendada siis matemaatiliselt, võtmata päevi masin.