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Proofgold Asset
asset id
8ce08cdb05bb814be624c3c1317c76013eb016a9289482e40cb66095ff8a3a65
asset hash
3bd1c2e8b8181d0266d3bc40f5fdc429a6a777c4c1a22646ef2eea5267fab877
bday / block
27302
tx
783ac..
preasset
doc published by
Pr5Zc..
Known
1879c..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x8
(
x1
x4
(
x1
x3
x9
)
)
)
)
)
)
Theorem
58264..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x9
(
x1
x4
(
x1
x3
x8
)
)
)
)
)
)
(proof)
Theorem
5bb99..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x9
(
x1
x4
(
x1
x3
x8
)
)
)
)
)
)
(proof)
Known
c0c54..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x2
x8
)
)
)
)
)
Known
a7b7c..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x4
(
x1
x6
(
x1
x8
(
x1
x7
(
x1
x3
x9
)
)
)
)
)
)
Theorem
a0c3c..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x9
(
x1
x8
(
x1
x4
x3
)
)
)
)
)
)
(proof)
Theorem
880b8..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x9
(
x1
x8
(
x1
x4
x3
)
)
)
)
)
)
(proof)
Known
75b00..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
x7
)
)
)
)
=
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x2
x7
)
)
)
)
Theorem
be3c1..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x9
(
x1
x8
(
x1
x3
x4
)
)
)
)
)
)
(proof)
Theorem
def07..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x9
(
x1
x8
(
x1
x3
x4
)
)
)
)
)
)
(proof)
Known
151c0..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x4
(
x1
x6
(
x1
x7
(
x1
x3
x8
)
)
)
)
)
Theorem
462fb..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x8
(
x1
x3
(
x1
x9
x4
)
)
)
)
)
)
(proof)
Theorem
4dcff..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x8
(
x1
x3
(
x1
x9
x4
)
)
)
)
)
)
(proof)
Theorem
1a8c8..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x8
(
x1
x4
(
x1
x9
x3
)
)
)
)
)
)
(proof)
Theorem
6c335..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x8
(
x1
x4
(
x1
x9
x3
)
)
)
)
)
)
(proof)
Known
02d39..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x4
(
x1
x6
(
x1
x7
(
x1
x8
(
x1
x3
x9
)
)
)
)
)
)
Theorem
73059..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x8
(
x1
x9
(
x1
x4
x3
)
)
)
)
)
)
(proof)
Theorem
fe38a..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x8
(
x1
x9
(
x1
x4
x3
)
)
)
)
)
)
(proof)
Theorem
6c9ff..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x8
(
x1
x9
(
x1
x3
x4
)
)
)
)
)
)
(proof)
Theorem
d4434..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x8
(
x1
x9
(
x1
x3
x4
)
)
)
)
)
)
(proof)
Known
4959a..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x4
(
x1
x3
x8
)
)
)
)
)
Theorem
78813..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x4
(
x1
x3
(
x1
x9
x8
)
)
)
)
)
)
(proof)
Theorem
bf0c3..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x4
(
x1
x3
(
x1
x9
x8
)
)
)
)
)
)
(proof)
Known
9007e..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
x7
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x4
(
x1
x6
(
x1
x3
x7
)
)
)
)
Theorem
ab437..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x4
(
x1
x8
(
x1
x9
x3
)
)
)
)
)
)
(proof)
Theorem
e4da1..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x4
(
x1
x8
(
x1
x9
x3
)
)
)
)
)
)
(proof)
Known
85078..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x4
(
x1
x6
(
x1
x3
(
x1
x8
(
x1
x7
x9
)
)
)
)
)
)
Theorem
89b6e..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x4
(
x1
x9
(
x1
x8
x3
)
)
)
)
)
)
(proof)
Theorem
06450..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x4
(
x1
x9
(
x1
x8
x3
)
)
)
)
)
)
(proof)
Known
6aa6b..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x4
(
x1
x8
(
x1
x3
x9
)
)
)
)
)
)
Theorem
0d6c9..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x4
(
x1
x9
(
x1
x3
x8
)
)
)
)
)
)
(proof)
Theorem
4d571..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x4
(
x1
x9
(
x1
x3
x8
)
)
)
)
)
)
(proof)
Known
79f07..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x3
(
x1
x4
x8
)
)
)
)
)
Theorem
f2237..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x3
(
x1
x4
(
x1
x9
x8
)
)
)
)
)
)
(proof)
Theorem
de859..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x3
(
x1
x4
(
x1
x9
x8
)
)
)
)
)
)
(proof)
Theorem
24b46..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x3
(
x1
x8
(
x1
x9
x4
)
)
)
)
)
)
(proof)
Theorem
8d0bc..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x3
(
x1
x8
(
x1
x9
x4
)
)
)
)
)
)
(proof)
Theorem
52ee6..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x3
(
x1
x9
(
x1
x8
x4
)
)
)
)
)
)
(proof)
Theorem
62426..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x3
(
x1
x9
(
x1
x8
x4
)
)
)
)
)
)
(proof)
Known
723e0..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x3
(
x1
x8
(
x1
x4
x9
)
)
)
)
)
)
Theorem
687c8..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x3
(
x1
x9
(
x1
x4
x8
)
)
)
)
)
)
(proof)
Theorem
e27d5..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x3
(
x1
x9
(
x1
x4
x8
)
)
)
)
)
)
(proof)
Known
05b71..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x4
(
x1
x7
(
x1
x8
(
x1
x3
(
x1
x6
x9
)
)
)
)
)
)
Theorem
4ab82..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x9
(
x1
x3
(
x1
x7
x4
)
)
)
)
)
)
(proof)
Theorem
4b511..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x9
(
x1
x3
(
x1
x7
x4
)
)
)
)
)
)
(proof)
Known
e481f..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x7
(
x1
x8
(
x1
x3
(
x1
x4
x9
)
)
)
)
)
)
Theorem
c282d..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x9
(
x1
x3
(
x1
x4
x7
)
)
)
)
)
)
(proof)
Theorem
3d571..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x9
(
x1
x3
(
x1
x4
x7
)
)
)
)
)
)
(proof)
Theorem
b9545..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x9
(
x1
x4
(
x1
x7
x3
)
)
)
)
)
)
(proof)
Theorem
98a88..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x9
(
x1
x4
(
x1
x7
x3
)
)
)
)
)
)
(proof)
Theorem
ec986..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x9
(
x1
x4
(
x1
x3
x7
)
)
)
)
)
)
(proof)
Theorem
f88f5..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x9
(
x1
x4
(
x1
x3
x7
)
)
)
)
)
)
(proof)
Known
04504..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x4
(
x1
x7
(
x1
x8
(
x1
x6
(
x1
x3
x9
)
)
)
)
)
)
Theorem
bade3..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x9
(
x1
x7
(
x1
x4
x3
)
)
)
)
)
)
(proof)
Theorem
5cdf9..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x9
(
x1
x7
(
x1
x4
x3
)
)
)
)
)
)
(proof)
Theorem
e87fb..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x9
(
x1
x7
(
x1
x3
x4
)
)
)
)
)
)
(proof)
Theorem
2987e..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x9
(
x1
x7
(
x1
x3
x4
)
)
)
)
)
)
(proof)
Known
f27e3..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x4
(
x1
x7
(
x1
x6
(
x1
x3
x8
)
)
)
)
)
Theorem
e7a57..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x7
(
x1
x3
(
x1
x9
x4
)
)
)
)
)
)
(proof)
Theorem
1a4da..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x7
(
x1
x3
(
x1
x9
x4
)
)
)
)
)
)
(proof)
Theorem
d7e12..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x7
(
x1
x4
(
x1
x9
x3
)
)
)
)
)
)
(proof)
Theorem
64fdf..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x7
(
x1
x4
(
x1
x9
x3
)
)
)
)
)
)
(proof)
Known
259b9..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x4
(
x1
x7
(
x1
x6
(
x1
x8
(
x1
x3
x9
)
)
)
)
)
)
Theorem
c9bf5..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x7
(
x1
x9
(
x1
x4
x3
)
)
)
)
)
)
(proof)
Theorem
15005..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x7
(
x1
x9
(
x1
x4
x3
)
)
)
)
)
)
(proof)
Theorem
7ae64..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x7
(
x1
x9
(
x1
x3
x4
)
)
)
)
)
)
(proof)
Theorem
d69ce..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x7
(
x1
x9
(
x1
x3
x4
)
)
)
)
)
)
(proof)
Theorem
6546b..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x4
(
x1
x3
(
x1
x9
x7
)
)
)
)
)
)
(proof)
Theorem
56638..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x4
(
x1
x3
(
x1
x9
x7
)
)
)
)
)
)
(proof)
Known
cb824..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
x8
)
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x4
(
x1
x7
(
x1
x3
(
x1
x6
x8
)
)
)
)
)
Theorem
2a115..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x4
(
x1
x7
(
x1
x9
x3
)
)
)
)
)
)
(proof)
Theorem
36e4e..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x4
(
x1
x7
(
x1
x9
x3
)
)
)
)
)
)
(proof)
Known
3d19a..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x4
(
x1
x7
(
x1
x3
(
x1
x8
(
x1
x6
x9
)
)
)
)
)
)
Theorem
f29b1..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x4
(
x1
x9
(
x1
x7
x3
)
)
)
)
)
)
(proof)
Theorem
0d547..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x4
(
x1
x9
(
x1
x7
x3
)
)
)
)
)
)
(proof)
Theorem
cd83e..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x4
(
x1
x9
(
x1
x3
x7
)
)
)
)
)
)
(proof)
Theorem
01517..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x4
(
x1
x9
(
x1
x3
x7
)
)
)
)
)
)
(proof)
Theorem
bca74..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x3
(
x1
x4
(
x1
x9
x7
)
)
)
)
)
)
(proof)
Theorem
9ad40..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x3
(
x1
x4
(
x1
x9
x7
)
)
)
)
)
)
(proof)
Theorem
82dfd..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x3
(
x1
x7
(
x1
x9
x4
)
)
)
)
)
)
(proof)
Theorem
73ff9..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x3
(
x1
x7
(
x1
x9
x4
)
)
)
)
)
)
(proof)
Theorem
db000..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x3
(
x1
x9
(
x1
x7
x4
)
)
)
)
)
)
(proof)
Theorem
485fd..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x3
(
x1
x9
(
x1
x7
x4
)
)
)
)
)
)
(proof)
Theorem
c9f76..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x3
(
x1
x9
(
x1
x4
x7
)
)
)
)
)
)
(proof)
Theorem
e6815..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x3
(
x1
x9
(
x1
x4
x7
)
)
)
)
)
)
(proof)
Known
c8118..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x4
(
x1
x8
(
x1
x7
(
x1
x3
(
x1
x6
x9
)
)
)
)
)
)
Theorem
0395a..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x8
(
x1
x3
(
x1
x7
x4
)
)
)
)
)
)
(proof)
Theorem
a09b6..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x8
(
x1
x3
(
x1
x7
x4
)
)
)
)
)
)
(proof)
Known
a2305..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x7
(
x1
x3
(
x1
x4
x9
)
)
)
)
)
)
Theorem
c3eff..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x8
(
x1
x3
(
x1
x4
x7
)
)
)
)
)
)
(proof)
Theorem
5515a..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x8
(
x1
x3
(
x1
x4
x7
)
)
)
)
)
)
(proof)
Theorem
71ac9..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x8
(
x1
x4
(
x1
x7
x3
)
)
)
)
)
)
(proof)
Theorem
2fdf9..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x8
(
x1
x4
(
x1
x7
x3
)
)
)
)
)
)
(proof)
Known
48b7b..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x7
(
x1
x4
(
x1
x3
x9
)
)
)
)
)
)
Theorem
6da3d..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x8
(
x1
x4
(
x1
x3
x7
)
)
)
)
)
)
(proof)
Theorem
eafa2..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x8
(
x1
x4
(
x1
x3
x7
)
)
)
)
)
)
(proof)
Known
64c06..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x4
(
x1
x8
(
x1
x7
(
x1
x6
(
x1
x3
x9
)
)
)
)
)
)
Theorem
9123e..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x8
(
x1
x7
(
x1
x4
x3
)
)
)
)
)
)
(proof)
Theorem
2bac8..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x8
(
x1
x7
(
x1
x4
x3
)
)
)
)
)
)
(proof)
Theorem
35b5d..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x8
(
x1
x7
(
x1
x3
x4
)
)
)
)
)
)
(proof)
Theorem
e1735..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x8
(
x1
x7
(
x1
x3
x4
)
)
)
)
)
)
(proof)
Known
923c2..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x4
(
x1
x8
(
x1
x6
(
x1
x3
(
x1
x7
x9
)
)
)
)
)
)
Theorem
684e1..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x7
(
x1
x3
(
x1
x8
x4
)
)
)
)
)
)
(proof)
Theorem
e897f..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x7
(
x1
x3
(
x1
x8
x4
)
)
)
)
)
)
(proof)
Theorem
cc0a8..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x7
(
x1
x3
(
x1
x4
x8
)
)
)
)
)
)
(proof)
Theorem
46c7d..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x7
(
x1
x3
(
x1
x4
x8
)
)
)
)
)
)
(proof)
Theorem
5fba1..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x7
(
x1
x4
(
x1
x8
x3
)
)
)
)
)
)
(proof)
Theorem
7d05e..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x7
(
x1
x4
(
x1
x8
x3
)
)
)
)
)
)
(proof)
Theorem
3ac9c..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x7
(
x1
x4
(
x1
x3
x8
)
)
)
)
)
)
(proof)
Theorem
62f23..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x7
(
x1
x4
(
x1
x3
x8
)
)
)
)
)
)
(proof)
Known
07974..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x4
(
x1
x8
(
x1
x6
(
x1
x7
(
x1
x3
x9
)
)
)
)
)
)
Theorem
c5761..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x7
(
x1
x8
(
x1
x4
x3
)
)
)
)
)
)
(proof)
Theorem
cfdde..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x7
(
x1
x8
(
x1
x4
x3
)
)
)
)
)
)
(proof)
Theorem
ba70d..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x7
(
x1
x8
(
x1
x3
x4
)
)
)
)
)
)
(proof)
Theorem
7ea72..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x7
(
x1
x8
(
x1
x3
x4
)
)
)
)
)
)
(proof)
Known
30573..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x4
(
x1
x3
(
x1
x7
x9
)
)
)
)
)
)
Theorem
ee025..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x4
(
x1
x3
(
x1
x8
x7
)
)
)
)
)
)
(proof)
Theorem
03733..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x4
(
x1
x3
(
x1
x8
x7
)
)
)
)
)
)
(proof)
Theorem
25f2d..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x4
(
x1
x3
(
x1
x7
x8
)
)
)
)
)
)
(proof)
Theorem
6fe4a..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x4
(
x1
x3
(
x1
x7
x8
)
)
)
)
)
)
(proof)
Known
8fe89..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x4
(
x1
x8
(
x1
x3
(
x1
x6
(
x1
x7
x9
)
)
)
)
)
)
Theorem
547aa..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x4
(
x1
x7
(
x1
x8
x3
)
)
)
)
)
)
(proof)
Theorem
897c6..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x4
(
x1
x7
(
x1
x8
x3
)
)
)
)
)
)
(proof)
Known
69298..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x4
(
x1
x7
(
x1
x3
x9
)
)
)
)
)
)
Theorem
d65e8..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x4
(
x1
x7
(
x1
x3
x8
)
)
)
)
)
)
(proof)
Theorem
f6308..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x4
(
x1
x7
(
x1
x3
x8
)
)
)
)
)
)
(proof)
Known
e84db..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x5
(
x1
x2
(
x1
x4
(
x1
x8
(
x1
x3
(
x1
x7
(
x1
x6
x9
)
)
)
)
)
)
Theorem
62093..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x4
(
x1
x8
(
x1
x7
x3
)
)
)
)
)
)
(proof)
Theorem
1e38c..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x4
(
x1
x8
(
x1
x7
x3
)
)
)
)
)
)
(proof)
Theorem
0149a..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x4
(
x1
x8
(
x1
x3
x7
)
)
)
)
)
)
(proof)
Theorem
4d43e..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x4
(
x1
x8
(
x1
x3
x7
)
)
)
)
)
)
(proof)
Known
558c4..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x8
(
x1
x3
(
x1
x4
(
x1
x7
x9
)
)
)
)
)
)
Theorem
335a8..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x3
(
x1
x4
(
x1
x8
x7
)
)
)
)
)
)
(proof)
Theorem
74fff..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x3
(
x1
x4
(
x1
x8
x7
)
)
)
)
)
)
(proof)
Theorem
f5677..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
x3
(
x1
x2
x4
)
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x3
(
x1
x4
(
x1
x7
x8
)
)
)
)
)
)
(proof)
Theorem
eca95..
:
∀ x0 :
ι → ο
.
∀ x1 :
ι →
ι → ι
.
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x0
(
x1
x2
x3
)
)
⟶
(
∀ x2 x3 x4 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x1
x2
(
x1
x3
x4
)
=
x1
(
x1
x2
x3
)
x4
)
⟶
(
∀ x2 x3 .
x0
x2
⟶
x0
x3
⟶
x1
x2
x3
=
x1
x3
x2
)
⟶
∀ x2 x3 x4 x5 x6 x7 x8 x9 .
x0
x2
⟶
x0
x3
⟶
x0
x4
⟶
x0
x5
⟶
x0
x6
⟶
x0
x7
⟶
x0
x8
⟶
x0
x9
⟶
x1
x2
(
x1
x3
(
x1
x4
(
x1
x5
(
x1
x6
(
x1
x7
(
x1
x8
x9
)
)
)
)
)
)
=
x1
x6
(
x1
x2
(
x1
x5
(
x1
x9
(
x1
x3
(
x1
x4
(
x1
x7
x8
)
)
)
)
)
)
(proof)