〈a, b | aa=a, bbbabbb=a〉

Properties

• Infinite non-commutative monoid

Completion parameters

• Reduction order: left-to-right ab

Complete rewriting system

1. a² ⇒ a
2. b³a ⇒ ab³
3. ab⁶ ⇒ a

Right Cayley graph (truncated)

Left Cayley graph (truncated)