〈a, b | ababab=baba〉

Properties

• Infinite non-commutative monoid

Completion parameters

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

Complete rewriting system

1. c³b ⇒ bc²
2. ab ⇒ c
3. bca ⇒ c³
4. c²a ⇒ ac³