Certificate for #3 ⟨
a
,
b
|
ab
=1,
ba
=1⟩
Back:
⟨
a
,
b
|
ab
=1,
ba
=1⟩
Completion settings:
Reduction order:
Left-to-right shortlex with
a
<
b
[1]
ab
=1
Axiom:
ab
=1.
Defines rule
#1
.
[2]
ba
=1
Axiom:
ba
=1.
Defines rule
#2
.