〈a, b | abaabba=aab〉

Properties

• Infinite non-commutative monoid

Completion parameters

• Reduction order: left-to-right bc/a
• Auxiliary generator aab=c

Complete rewriting system

1. cab ⇒ a(bc)²
2. c²ba ⇒ ac
3. (cb)²a ⇒ a(bc)²
4. a²b ⇒ c
5. abcba ⇒ c