〈a, b | aaa=a, abbab=bb〉

Properties

• Infinite non-commutative monoid

Completion parameters

• Reduction order: right-to-left b/a

Complete rewriting system

1. b⁶ ⇒ b³
2. ab² ⇒ b²ab
3. b²(ab)² ⇒ b²
4. a³ ⇒ a

Right Cayley graph (truncated)

Left Cayley graph (truncated)