Let x0 of type ι → ο be given.
Let x1 of type ι → ι → ι be given.
Assume H0: ∀ x2 x3 . x0 x2 ⟶ x0 x3 ⟶ x0 (x1 x2 x3).
Assume H1: ∀ x2 x3 x4 . x0 x2 ⟶ x0 x3 ⟶ x0 x4 ⟶ x1 x2 (x1 x3 x4) = x1 x3 (x1 x2 x4).
Assume H2: ∀ x2 x3 . x0 x2 ⟶ x0 x3 ⟶ x1 x2 x3 = x1 x3 x2.
Let x2 of type ι be given.
Let x3 of type ι be given.
Let x4 of type ι be given.
Let x5 of type ι be given.
Let x6 of type ι be given.
Let x7 of type ι be given.
Let x8 of type ι be given.
Let x9 of type ι be given.
Assume H3: x0 x2.
Assume H4: x0 x3.
Assume H5: x0 x4.
Assume H6: x0 x5.
Assume H7: x0 x6.
Assume H8: x0 x7.
Assume H9: x0 x8.
Assume H10: x0 x9.
Apply unknownprop_6df806693864a23a378ddbca02cda4bb4bc233ff1daa8914d51c06eb72ff2550 with
x0,
x1,
x6,
x7,
x8,
x9,
λ x10 x11 . x1 x2 (x1 x3 (x1 x4 (x1 x5 x11))) = x1 x8 (x1 x5 (x1 x2 (x1 x7 (x1 x4 (x1 x3 (x1 x9 x6)))))) leaving 7 subgoals.
The subproof is completed by applying H0.
The subproof is completed by applying H1.
The subproof is completed by applying H7.
The subproof is completed by applying H8.
The subproof is completed by applying H9.
The subproof is completed by applying H10.
Apply H2 with
x6,
x9,
λ x10 x11 . x1 x2 (x1 x3 (x1 x4 (x1 x5 (x1 x7 (x1 x8 x11))))) = x1 x8 (x1 x5 (x1 x2 (x1 x7 (x1 x4 (x1 x3 (x1 x9 x6)))))) leaving 3 subgoals.
The subproof is completed by applying H7.
The subproof is completed by applying H10.
Apply unknownprop_f81b110df42c3bb1cd84978afb8826f2694b469572131050b49a4d573d8d1d73 with
x0,
x1,
x2,
x3,
x4,
x5,
x7,
x8,
x1 x9 x6 leaving 9 subgoals.
The subproof is completed by applying H0.
The subproof is completed by applying H1.
The subproof is completed by applying H3.
The subproof is completed by applying H4.
The subproof is completed by applying H5.
The subproof is completed by applying H6.
The subproof is completed by applying H8.
The subproof is completed by applying H9.
Apply H0 with
x9,
x6 leaving 2 subgoals.
The subproof is completed by applying H10.
The subproof is completed by applying H7.