Input TRS: 1: \(x,x) -> e() 2: /(x,x) -> e() 3: .(e(),x) -> x 4: .(x,e()) -> x 5: \(e(),x) -> x 6: /(x,e()) -> x 7: .(x,\(x,y)) -> y 8: .(/(y,x),x) -> y 9: \(x,.(x,y)) -> y 10: /(.(y,x),x) -> y 11: /(x,\(y,x)) -> y 12: \(/(x,y),x) -> y Number of Rules: 12 Direct QWPOS(mSum) ... orients all. I(.) = x1 + x2 sigma(.) = [1,2] I(/) = x1 + x2 + 1 sigma(/) = [1,2] I(\) = x1 + x2 + 1 sigma(\) = [1,2] I(e) = 0 PREC: . = / = e > \ Number of Rules: 0