〈a, b | aba=aab, bbb=ab〉

Properties

• Infinite non-commutative monoid

Completion parameters

• Reduction order: left-to-right b/a

Complete rewriting system

1. ab ⇒ b³
2. b³a ⇒ b⁵

Right Cayley graph (truncated)

Left Cayley graph (truncated)