〈a, b | aaab=b, baba=b〉

Properties

• Infinite non-commutative monoid

Completion parameters

• Reduction order: left-to-right ba

Complete rewriting system

1. ba ⇒ b²
2. b⁴ ⇒ b
3. a³b ⇒ b

Right Cayley graph (truncated)

Left Cayley graph (truncated)