#5283 ⟨a, b | abaaaab=aaba⟩
Contents
- Properties
- Rewriting system
- Sum of relation sides is 11
- Infinite non-cancellative non-commutative monoid
- Element a has infinite order
- Not left cancellative, because left multiplication by c is not injective:
-
c ⋅ ea = cde and c ⋅ de = cde, however ea ≠ de
- Auxiliary generators:
- c = ba
- d = caa
- e = ada
- Reduction order:
- Left-to-right shortlex with c < a < b < d < e
- Certificate: derivations of all rewriting rules from the defining relations.
- Morphocompletion: how the auxiliary generators were found.
# ab:abaaaab=aaba cabde ba=c,caa=d,ada=e morph:2/2,3/2,3/0
ba=c
ed=ae
caa=d
cda=be
cea=cde
ceb=dc
aac=eb
ada=e
aea=ade
beb=cac
dca=cec
dda=cae
dea=dde
eca=aad
eea=aee
caca=bec
caeb=dac
ceec=ccee
ceeb=cbee
adeb=eac
aeec=acee
aeeb=abee
beac=cdeb
daca=caec
ddec=bee
ddeb=bead
deec=dcee
deeb=dbee
ecec=aaad
eaca=adec
ebda=aabe
ebea=ebde
eeec=ecee
eeeb=ebee
ccaec=cad
cadec=bead
cecca=dbec
acaec=aad
aabec=ecca
aadec=ead
becca=cabec
dadec=cee
eadec=acaee
ebdec=ecdeb
ebeec=ebcee
ebeeb=ebbee
caecca=dabec
cecdec=dbead
cecdeb=dcdec
aabead=ecdec
adecca=eabec
becdec=cabead
becdeb=cacdec
beabec=cdecca
ebcaec=ecd
caecdec=dabead
caecdeb=dacdec
adecdec=eabead
adecdeb=eacdec
beabead=cdecdec
ecdebec=aabeaad
ebdebec=ecdecca
ecdecdec=aabeabee