YES Input TRS: AC symbols: plus times 1: plus(x,0()) -> x 2: plus(s(x),y) -> s(plus(x,y)) 3: times(x,0()) -> 0() 4: times(s(x),y) -> plus(times(x,y),y) 5: times(x,plus(y,z)) -> plus(times(x,y),times(x,z)) Number of strict rules: 5 Direct POLO(bPol) ... failed. Uncurrying ... failed. Dependency Pairs: #1: #plus(s(x),y) -> #plus(x,y) #2: #plus(x,plus(y,z)) ->= #plus(plus(x,y),z) #3: #plus(x,plus(y,z)) ->= #plus(x,y) #4: #times(x,times(y,z)) ->= #times(times(x,y),z) #5: #times(x,times(y,z)) ->= #times(x,y) #6: #times(x,plus(y,z)) -> #plus(times(x,y),times(x,z)) #7: #times(x,plus(y,z)) -> #times(x,y) #8: #times(x,plus(y,z)) -> #times(x,z) #9: #times(s(x),y) -> #plus(times(x,y),y) #10: #times(s(x),y) -> #times(x,y) Number of SCCs: 2, DPs: 8 SCC { #1..3 } POLO(Sum)... succeeded. s w: x1 + 1 #plus w: x1 + x2 #times w: 0 0 w: 21277 times w: 0 plus w: x1 + x2 + 7720 USABLE RULES: { 1 2 6 } Removed DPs: #1 #3 Number of SCCs: 2, DPs: 6 SCC { #2 } only weak rules. Number of SCCs: 1, DPs: 5 SCC { #4 #5 #7 #8 #10 } POLO(Sum)... POLO(max)... QLPOS... succeeded. s s: [1] p: 0 #plus s: {} p: 1 #times s: {1,2} p: 2 0 s: [] p: 0 times s: {1,2} p: 2 plus s: {1,2} p: 1 USABLE RULES: { 1..7 } Removed DPs: #5 #7 #8 #10 Number of SCCs: 1, DPs: 1 SCC { #4 } only weak rules. Number of SCCs: 0, DPs: 0 Next Dependency Pairs: #11: #plus(plus(s(x),y),_1) -> #plus(s(plus(x,y)),_1) #12: #plus(x,plus(y,z)) ->= #plus(plus(x,y),z) #13: #plus(x,plus(y,z)) ->= #plus(x,y) #14: #times(x,times(y,z)) ->= #times(times(x,y),z) #15: #times(x,times(y,z)) ->= #times(x,y) #16: #times(times(x,plus(y,z)),_1) -> #times(plus(times(x,y),times(x,z)),_1) #17: #times(times(x,0()),_1) -> #times(0(),_1) #18: #plus(plus(x,0()),_1) -> #plus(x,_1) #19: #times(times(s(x),y),_1) -> #times(plus(times(x,y),y),_1) Number of SCCs: 2, DPs: 9 SCC { #11..13 #18 } POLO(Sum)... succeeded. s w: 36459 #plus w: x1 + x2 #times w: 0 0 w: 21277 times w: 282 plus w: x1 + x2 + 7720 USABLE RULES: { 1 2 6 } Removed DPs: #11 #13 #18 Number of SCCs: 2, DPs: 6 SCC { #12 } only weak rules. Number of SCCs: 1, DPs: 5 SCC { #14..17 #19 } POLO(Sum)... POLO(max)... QLPOS... succeeded. s s: [1] p: 0 #plus s: {} p: 1 #times s: {1,2} p: 2 0 s: [] p: 3 times s: {1,2} p: 2 plus s: {1,2} p: 1 USABLE RULES: { 1..7 } Removed DPs: #15..17 #19 Number of SCCs: 1, DPs: 1 SCC { #14 } only weak rules. Number of SCCs: 0, DPs: 0