〈a, b | aaa=1, bbbb=babb〉

Properties

• Infinite non-commutative monoid

Completion parameters

• Reduction order: left-to-right ba

Complete rewriting system

1. a³ ⇒ 1
2. bab² ⇒ b⁴

Right Cayley graph (truncated)

Left Cayley graph (truncated)