Certificate for #13 ⟨
a
,
b
|
abab
=1⟩
Back:
⟨
a
,
b
|
abab
=1⟩
Completion settings:
Reduction order:
Left-to-right shortlex with
a
<
b
[1]
abab
=1
Axiom:
abab
=1.
Defines rule
#1
.