YES TRS: +(0(),0()) -> 0() +(0(),1()) -> 1() +(0(),2()) -> 2() +(0(),3()) -> 3() +(0(),4()) -> 4() +(0(),5()) -> 5() +(0(),6()) -> 6() +(0(),7()) -> 7() +(0(),8()) -> 8() +(0(),9()) -> 9() +(1(),0()) -> 1() +(1(),1()) -> 2() +(1(),2()) -> 3() +(1(),3()) -> 4() +(1(),4()) -> 5() +(1(),5()) -> 6() +(1(),6()) -> 7() +(1(),7()) -> 8() +(1(),8()) -> 9() +(1(),9()) -> c(1(),0()) +(2(),0()) -> 2() +(2(),1()) -> 3() +(2(),2()) -> 4() +(2(),3()) -> 5() +(2(),4()) -> 6() +(2(),5()) -> 7() +(2(),6()) -> 8() +(2(),7()) -> 9() +(2(),8()) -> c(1(),0()) +(2(),9()) -> c(1(),1()) +(3(),0()) -> 3() +(3(),1()) -> 4() +(3(),2()) -> 5() +(3(),3()) -> 6() +(3(),4()) -> 7() +(3(),5()) -> 8() +(3(),6()) -> 9() +(3(),7()) -> c(1(),0()) +(3(),8()) -> c(1(),1()) +(3(),9()) -> c(1(),2()) +(4(),0()) -> 4() +(4(),1()) -> 5() +(4(),2()) -> 6() +(4(),3()) -> 7() +(4(),4()) -> 8() +(4(),5()) -> 9() +(4(),6()) -> c(1(),0()) +(4(),7()) -> c(1(),1()) +(4(),8()) -> c(1(),2()) +(4(),9()) -> c(1(),3()) +(5(),0()) -> 5() +(5(),1()) -> 6() +(5(),2()) -> 7() +(5(),3()) -> 8() +(5(),4()) -> 9() +(5(),5()) -> c(1(),0()) +(5(),6()) -> c(1(),1()) +(5(),7()) -> c(1(),2()) +(5(),8()) -> c(1(),3()) +(5(),9()) -> c(1(),4()) +(6(),0()) -> 6() +(6(),1()) -> 7() +(6(),2()) -> 8() +(6(),3()) -> 9() +(6(),4()) -> c(1(),0()) +(6(),5()) -> c(1(),1()) +(6(),6()) -> c(1(),2()) +(6(),7()) -> c(1(),3()) +(6(),8()) -> c(1(),4()) +(6(),9()) -> c(1(),5()) +(7(),0()) -> 7() +(7(),1()) -> 8() +(7(),2()) -> 9() +(7(),3()) -> c(1(),0()) +(7(),4()) -> c(1(),1()) +(7(),5()) -> c(1(),2()) +(7(),6()) -> c(1(),3()) +(7(),7()) -> c(1(),4()) +(7(),8()) -> c(1(),5()) +(7(),9()) -> c(1(),6()) +(8(),0()) -> 8() +(8(),1()) -> 9() +(8(),2()) -> c(1(),0()) +(8(),3()) -> c(1(),1()) +(8(),4()) -> c(1(),2()) +(8(),5()) -> c(1(),3()) +(8(),6()) -> c(1(),4()) +(8(),7()) -> c(1(),5()) +(8(),8()) -> c(1(),6()) +(8(),9()) -> c(1(),7()) +(9(),0()) -> 9() +(9(),1()) -> c(1(),0()) +(9(),2()) -> c(1(),1()) +(9(),3()) -> c(1(),2()) +(9(),4()) -> c(1(),3()) +(9(),5()) -> c(1(),4()) +(9(),6()) -> c(1(),5()) +(9(),7()) -> c(1(),6()) +(9(),8()) -> c(1(),7()) +(9(),9()) -> c(1(),8()) +(x,c(y,z)) -> c(y,+(x,z)) +(c(x,y),z) -> c(x,+(y,z)) c(0(),x) -> x c(x,c(y,z)) -> c(+(x,y),z) linear polynomial interpretations on N: +_A(x1,x2) = x1 + x2 +#_A(x1,x2) = x1 + x2 0_A = 6 0#_A = 6 1_A = 5 1#_A = 5 2_A = 9 2#_A = 9 3_A = 13 3#_A = 13 4_A = 16 4#_A = 16 5_A = 20 5#_A = 20 6_A = 24 6#_A = 24 7_A = 23 7#_A = 23 8_A = 27 8#_A = 27 9_A = 31 9#_A = 31 c_A(x1,x2) = x1 + x2 + 1 c#_A(x1,x2) = x1 + x2 + 1 precedence: + > 9 > 8 > 6 > 5 > 3 > 2 > 7 > 0 > 4 > 1 = c