〈a, b | aaab=1, abaab=b〉

Properties

• Infinite non-commutative monoid

Completion parameters

• Reduction order: left-to-right ab

Complete rewriting system

1. bab ⇒ ab²
2. a³b ⇒ 1
3. ba²b ⇒ a²b²

Right Cayley graph (truncated)

Left Cayley graph (truncated)