〈a, b | abbabba=bab〉

Properties

• Infinite non-commutative monoid

Completion parameters

• Reduction order: left-to-right ac/b
• Auxiliary generator bab=c

Complete rewriting system

1. ac³a ⇒ c
2. c⁴a ⇒ ac⁴
3. cb ⇒ abc²
4. cab ⇒ bac
5. bab ⇒ c