#5821 ⟨a, b | abaaab=abbaa⟩
Quick links
- Properties
- Rewriting system
- Presentation has sum-of-sides 11
- Infinite non-cancellative non-commutative monoid
- Not left cancellative, because left multiplication by a is not injective:
-
a ⋅ ba3b = ab2a2 and a ⋅ b2a2 = ab2a2, however ba3b ≠ b2a2
- Enveloping group: ⟨a, b | aaaba-1a-1b-1⟩
- Auxiliary generators:
- c = aaba
- Reduction order:
- Left-to-right recursive path with deg(a) = deg(c) = 0, a < c; deg(b) = 1
- Certificate: derivations of all rewriting rules from the defining relations.
- Morphocompletion: how the auxiliary generators were found.
# ab:abaaab=abbaa ac/b aaba=c morph:4/2
aaba=c
caba=aabc
abbaaa=abac
abbcaa=abacc
abacba=abbac
abaaab=abbaa
abaccba=abbcc
abacaab=abbca
cbbaaa=cbac
cbbcaa=cbacc
cbacba=cbbac
cbaaab=cbbaa
cbaccba=cbbcc
cbacaab=cbbca
aabbaa=caab
aabbac=ccba
aabbca=ccaab
aabbcc=cccba
cabbaa=aabcaab
cabbac=aabccba
cabbca=aabccaab
cabbcc=aabcccba
caabba=aabbc
abbaabca=abaccaab
abbaabcc=abacccba
abbcabca=abacccaab
abbcabcc=abaccccba
abacbbaa=abbacaab
abacbbac=abbaccba
abacbbca=abbaccaab
abacbbcc=abbacccba
abaccbbaa=abbccaab
abaccbbac=abbcccba
abaccbbca=abbcccaab
abaccbbcc=abbccccba
cbbaabca=cbaccaab
cbbaabcc=cbacccba
cbbcabca=cbacccaab
cbbcabcc=cbaccccba
cbacbbaa=cbbacaab
cbacbbac=cbbaccba
cbacbbca=cbbaccaab
cbacbbcc=cbbacccba
cbaccbbaa=cbbccaab
cbaccbbac=cbbcccba
cbaccbbca=cbbcccaab
cbaccbbcc=cbbccccba
caabbbc=cccbba
caabbbaa=cccb
caabbbac=cccbaba
cccbbbaa=cccbacb
cccbbbcaa=cccbbacc
cccbbacba=cccbbbac
cccbbaccba=cccbbbcc
cccbbacaab=cccbbbca
cccbacbba=cccbbbc
abbaabbc=abaccbba
abbcabbc=abacccbba
abaccbbbc=abbcccbba
abaccbbbaa=abbcccb
abaccbbbac=abbcccbaba
cbbaabbc=cbaccbba
cbbcabbc=cbacccbba
cbaccbbbc=cbbcccbba
cbaccbbbaa=cbbcccb
cbaccbbbac=cbbcccbaba
cccbbbcabca=cccbbacccaab
cccbbbcabcc=cccbbaccccba
cccbbacbbaa=cccbbbacaab
cccbbacbbac=cccbbbaccba
cccbbacbbca=cccbbbaccaab
cccbbacbbcc=cccbbbacccba
cccbbaccbbaa=cccbbbccaab
cccbbaccbbac=cccbbbcccba
cccbbaccbbca=cccbbbcccaab
cccbbaccbbcc=cccbbbccccba
cccbacbbbc=cccbbaccbba
cccbacbbbaa=cccbbaccb
cccbacbbbac=cccbbbccba
cccbbbcabbc=cccbbacccbba
cccbbaccbbbc=cccbbbcccbba
cccbbaccbbbaa=cccbbbcccb
cccbbaccbbbac=cccbbbcccbaba