〈a, b | aa=a, abbba=bab〉

Properties

• Infinite non-commutative monoid

Completion parameters

• Reduction order: left-to-right ab

Complete rewriting system

1. a² ⇒ a
2. (ab)² ⇒ bab
3. (ba)² ⇒ bab
4. b²ab ⇒ bab²
5. ab³a ⇒ bab
6. bab²a ⇒ bab²
7. bab³ ⇒ bab²

Right Cayley graph (truncated)

Left Cayley graph (truncated)