The mapping is from the listed presentation's alphabet to the current rewriting system's alphabet.
7 total
| Σ | # | Presentation | Mapping |
| 7 | 762 | ⟨a, b, c | aa=b, bbbc=1⟩ | φ(a) = a, φ(b) = aa, φ(c) = c |
| 8 | 4663 | ⟨a, b, c | aa=b, aabbc=1⟩ | φ(a) = a, φ(b) = aa, φ(c) = c |
| 8 | 4677 | ⟨a, b, c | aa=b, ababc=1⟩ | φ(a) = a, φ(b) = aa, φ(c) = c |
| 8 | 4681 | ⟨a, b, c | aa=b, abbac=1⟩ | φ(a) = a, φ(b) = aa, φ(c) = c |
| 8 | 4716 | ⟨a, b, c | aa=b, baabc=1⟩ | φ(a) = a, φ(b) = aa, φ(c) = c |
| 8 | 4719 | ⟨a, b, c | aa=b, babac=1⟩ | φ(a) = a, φ(b) = aa, φ(c) = c |
| 8 | 4729 | ⟨a, b, c | aa=b, bbaac=1⟩ | φ(a) = a, φ(b) = aa, φ(c) = c |