〈a, b | ababba=abbb〉

Properties

• Infinite non-commutative monoid

Completion parameters

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

Complete rewriting system

1. ab³ ⇒ c
2. abab²a ⇒ c
3. cb³ ⇒ abab²c
4. cbab²a ⇒ abab²c