YES Input TRS: 1: le(x,0()) -> false() 2: le(0(),s(y)) -> true() 3: le(s(x),s(y)) -> le(x,y) 4: min(cons(x,nil())) -> x 5: min(cons(x,xs)) -> x | le(x,min(xs)) --> true() 6: min(cons(x,xs)) -> min(xs) | le(x,min(xs)) --> false() Infeasibility test: le(x1,min(nil())) --> false() Symbol transition graph: min --> # 0 cons false le min nil s true le --> false le true Collapsable symbols: { min min }