〈a, b | aabababa=ab〉

Properties

• Infinite non-commutative monoid

Completion parameters

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

Complete rewriting system

1. ac³a ⇒ c
2. c⁴a ⇒ ac⁴
3. ab ⇒ c
4. cb ⇒ ac⁴