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〈
a
,
b
|
aababbaa
=
bb
〉
Monoid presentation of length 10
Properties
Infinite non-commutative monoid
Completion parameters
Reduction order: left-to-right ab
Complete rewriting system
a
2
bab
2
a
2
⇒
b
2
b
3
ab
2
a
2
⇒
a
2
bab
4
b(ba)
2
b
2
a
2
⇒
a
2
b(ab
2
)
2