#5753 ⟨
a
,
b
|
aaab
=1,
abaab
=
b
⟩
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Monoids with two generators and two relations
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#5745
⟨
a
,
b
|
aaab
=1,
aabab
=
b
⟩
Next:
#5868
⟨
a
,
b
|
aabb
=1,
aaabb
=
a
⟩
Quick links
Properties
Rewriting system
Properties
Presentation has sum-of-sides 10
Infinite non-commutative monoid
Rewriting system
Format:
Pretty
Plain
Word to reduce:
Tips:
Lowercase letters stand for generators.
Spaces are ignored.
Numbers repeat the previous letter, e.g.
b90
.
Reduction strategy:
Leftmost
Rightmost
Path to normal form:
1
1
Reduction order:
Left-to-right shortlex with
a
<
b
Certificate
: derivations of all rewriting rules from the defining relations.
#
Rule
Proof
1.
bab
⇒
a
b
2
[4]
2.
a
3
b
⇒ 1
[1]
3.
b
a
2
b
⇒
a
2
b
2
[5]
# ab:aaab=1,abaab=b ab bab=abb aaab=1 baab=aabb