〈a, b | abaaaab=baa〉

Properties

• Infinite non-commutative monoid

Completion parameters

• Reduction order: right-to-left cab
• Auxiliary generator abaaa=c

Complete rewriting system

1. ca² ⇒ ac²
2. cab ⇒ ba²
3. cba³ ⇒ aba²c
4. aba³ ⇒ c
5. ba⁵ ⇒ c²