〈a, b | aa=1, babbab=bbb〉

Properties

• Infinite non-commutative monoid

Completion parameters

• Reduction order: left-to-right ab

Complete rewriting system

1. a² ⇒ 1
2. (bab)² ⇒ b³
3. b⁴ab ⇒ bab⁴

Right Cayley graph (truncated)

Left Cayley graph (truncated)