#2209 ⟨a, b | aabaaab=aba⟩
Quick links
- Properties
- Rewriting system
- Presentation has sum-of-sides 10
- Infinite non-cancellative non-commutative monoid
- Not left cancellative, because left multiplication by a is not injective:
-
a ⋅ aba3b = aba and a ⋅ ba = aba, however aba3b ≠ ba
- Enveloping group: ⟨a, b | aaba-1b-1⟩
- Auxiliary generators:
- c = aaba
- Reduction order:
- Left-to-right recursive path with deg(c) = 0; deg(b) = deg(a) = 1, b < a
- Certificate: derivations of all rewriting rules from the defining relations.
- Morphocompletion: how the auxiliary generators were found.
# ab:aabaaab=aba c/ba aaba=c morph:4/0
cccccccccb=cbc
ca=acc
ccccccbccccccccb=ccccccbbc
cccccba=cbac
abc=ccba
accbc=cccba
accccbc=ccccba
accccccb=cba
accccccccb=ccba
ccccccbccccba=ccccccbbac
cbacbc=cccccbccba
cbacccbc=cccccbcccba
cbacccccbc=cccccbccccba
cbacccccccb=cccccbcba
ccbacccccb=ccccccbba
cccbaa=cbaac
abacc=ccbaa
accbac=cbaa
accccba=abac
aaccccb=aba
ccccccbbacbc=ccccccbccccbccba
ccccccbbacccbc=ccccccbccccbcccba
ccccccbbacccccbc=ccccccbccccbccccba
ccccccbbacccccccb=ccccccbccccbcba
ccccccbccbaa=ccccccbbaac
cbacbacc=cccccbccbaa
cbacccbac=cccccbcbaa
ccbacbac=ccccccbbaa
cbaacbc=cccbaccba
cbaacccbc=cccbacccba
cbaacccccb=cccbaba
cbaacccccccb=cccbacba
cbaaa=ccccc
abacbc=ccccbacba
abaa=cc
accbaa=ccc
aaba=c
ccccccbbacbacc=ccccccbccccbccbaa
ccccccbbacccbac=ccccccbccccbcbaa
ccccccbbaacbc=ccccccbccbaccba
ccccccbbaacccbc=ccccccbccbacccba
ccccccbbaacccccb=ccccccbccbaba
ccccccbbaacccccccb=ccccccbccbacba
ccccccbbaaa=ccccccbcccc
cbacbaa=cccccbcc
cbaacba=cccbc
cbaaccba=cccccbc
cbaacccba=cccccccbc
ababa=ccccccb
abacba=ccccccccb
accbaba=cccccccb
ccccccbbacbaa=ccccccbccccbcc
ccccccbbaacba=ccccccbccbc
ccccccbbaaccba=ccccccbccccbc
ccccccbbaacccba=ccccccbccccccbc
cbacbaba=cccccbccccccb
cbacbacba=cccccbccccccccb
cbacccbaba=cccccbcccccccb
ccccccbbacbaba=ccccccbccccbccccccb
ccccccbbacbacba=ccccccbccccbccccccccb
ccccccbbacccbaba=ccccccbccccbcccccccb