#3647 ⟨
a
,
b
|
aabbabaabb
=
a
⟩
Up:
Monoids with two generators and one relation
Prev:
#3646
⟨
a
,
b
|
aabbabaaba
=
b
⟩
Next:
#3648
⟨
a
,
b
|
aabbababab
=
a
⟩
Quick links
Properties
Rewriting system
Properties
Presentation has sum-of-sides 11
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.
a
2
b
(
ba
)
2
⇒ (
a
2
b
)
2
b
[2]
2.
a
2
ba
(
a
b
2
)
2
⇒
a
[3]
# ab:aabbabaabb=a ab aabbaba=aabaabb aabaabbabb=a