{HEAD ~ The third control profile} may designate {TAIL ~ a control curve} having a first linear curve corresponding to a first range of the control input variables and a second linear curve steeper than the first linear curve and corresponding to a second range of control input variables 
designate
{ HEAD ~ The third control profile } may designate { TAIL ~ a control curve } having a first linear curve corresponding to a first range of the control input variables and a second linear curve steeper than the first linear curve and corresponding to a second range of control input variables
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