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〈a, b | ba=ab, aaab=ab〉
Monoid presentation of length 10
Properties
- Infinite commutative monoid
- Isomorphic to commutative presentation: 〈a, b | a+3b=a+b〉
- Grothendieck group is ℤ2 ⊕ ℤ
Completion parameters
- Reduction order: left-to-right ab
Complete rewriting system
- ba ⇒ ab
- a3b ⇒ ab
Right Cayley graph (truncated)
Other isomorphic instances
3 total
| Length: | Presentation: |
|---|
| 10 | 〈a, b | ba=ab, aaab=ba〉 |
| 10 | 〈a, b | ba=ab, aaba=ab〉 |
| 10 | 〈a, b | ba=ab, aaba=ba〉 |