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.
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.
Apply unknownprop_2ce9a82c8ef9efc0240c60d5f07d019e2f7a44da8d6114bc529d6fb2d8f3a783 with
x0,
x1,
x4,
x5,
x6,
x7,
x8,
λ x9 x10 . x1 x2 (x1 x3 x10) = x1 x5 (x1 x6 (x1 x2 (x1 x3 (x1 x7 (x1 x8 x4))))) leaving 8 subgoals.
The subproof is completed by applying H0.
The subproof is completed by applying H1.
The subproof is completed by applying H5.
The subproof is completed by applying H6.
The subproof is completed by applying H7.
The subproof is completed by applying H8.
The subproof is completed by applying H9.
Apply H2 with
x4,
x8,
λ x9 x10 . x1 x2 (x1 x3 (x1 x5 (x1 x6 (x1 x7 x10)))) = x1 x5 (x1 x6 (x1 x2 (x1 x3 (x1 x7 (x1 x8 x4))))) leaving 3 subgoals.
The subproof is completed by applying H5.
The subproof is completed by applying H9.
Let x9 of type ι → ι → ο be given.
Apply unknownprop_9551c74ff689713f6e29d6039e164b7f427808e036d50b6ddb9edf722f975820 with
x0,
x1,
x5,
x6,
x2,
x3,
x1 x7 (x1 x8 x4),
λ x10 x11 . x9 x11 x10 leaving 7 subgoals.
The subproof is completed by applying H0.
The subproof is completed by applying H1.
The subproof is completed by applying H6.
The subproof is completed by applying H7.
The subproof is completed by applying H3.
The subproof is completed by applying H4.
Apply H0 with
x7,
x1 x8 x4 leaving 2 subgoals.
The subproof is completed by applying H8.
Apply H0 with
x8,
x4 leaving 2 subgoals.
The subproof is completed by applying H9.
The subproof is completed by applying H5.