〈a, b | aba=b, aaaaaaa=1〉

Properties

• Infinite non-commutative monoid

Completion parameters

• Reduction order: left-to-right a/b

Complete rewriting system

1. a⁷ ⇒ 1
2. ab ⇒ ba⁶

Right Cayley graph (truncated)

Left Cayley graph (truncated)