#286 bababaaaba=aabababa
Original presentation
\( \left\langle a, b \;\middle|\; b a b a b a^{3} b a = a^{2} b a b a b a \right\rangle \)
Modified presentation
\( \left\langle a, b, c, d \;\middle|\; d a c a = a c^{3} a,\; c = a b,\; d = b c^{2} a \right\rangle \)
Complete rewriting system
Using recursive path order (RPOCmp) with \(c < a < d < b\):
\( \begin{aligned} b c^{2} a &\rightarrow d \\ d a c a &\rightarrow a c^{3} a \\ a b &\rightarrow c \\ b c^{3} &\rightarrow d b \\ a d &\rightarrow c^{3} a \\ d a c^{2} &\rightarrow a c^{4} \\ a^{2} c^{3} a &\rightarrow c^{3} a^{2} c a \\ a^{2} c^{4} &\rightarrow c^{3} a^{2} c^{2} \end{aligned} \)