YES Input TRS: 1: not(x) -> if(x,false(),true()) 2: and(x,y) -> if(x,y,false()) 3: or(x,y) -> if(x,true(),y) 4: implies(x,y) -> if(x,y,true()) 5: =(x,x) -> true() 6: =(x,y) -> if(x,y,not(y)) 7: if(true(),x,y) -> x 8: if(false(),x,y) -> y 9: if(x,x,if(x,false(),true())) -> true() 10: =(x,y) -> if(x,y,if(y,false(),true())) Number of strict rules: 10 Direct POLO(bPol) ... removes: 4 8 1 3 5 10 7 9 6 2 and w: 2 * x1 + 2 * x2 + 5855 false w: 1 true w: 30613 if w: x1 + x2 + x3 + 5853 = w: 2 * x1 + 2 * x2 + 42323 or w: 2 * x1 + 2 * x2 + 36467 implies w: 2 * x1 + x2 + 36467 not w: x1 + 36468 Number of strict rules: 0