YES TRS: not(not(x)) -> x not(or(x,y)) -> and(not(not(not(x))),not(not(not(y)))) not(and(x,y)) -> or(not(not(not(x))),not(not(not(y)))) max/plus interpretations on N: not_A(x1) = max{3, x1} not#_A(x1) = max{1, -4 + x1} or_A(x1,x2) = max{12, 9 + x1, 8 + x2} or#_A(x1,x2) = max{8, -5 + x1, 2} and_A(x1,x2) = max{12, 9 + x1, 8 + x2} and#_A(x1,x2) = max{0, 1, x2} precedence: and > not > or