〈a, b | abaab=aaab〉

Properties

• Infinite non-commutative monoid

Completion parameters

• Reduction order: left-to-right b/ca
• Auxiliary generator aaab=c

Complete rewriting system

1. a²c ⇒ ca²b
2. abac ⇒ ca²b
3. a³b ⇒ c
4. aba²b ⇒ c