Let x0 of type ι be given.
Let x1 of type ι be given.
Let x2 of type ι be given.
Let x3 of type ι be given.
Let x4 of type ι → ι → ι → ο be given.
Assume H3:
∀ x5 x6 x7 x8 x9 . x4 x8 x5 x6 ⟶ x4 x9 x6 x7 ⟶ x4 (6b90c.. x8 x9) x5 x7.
Assume H8:
∀ x5 x6 x7 x8 x9 . x4 x8 x5 x6 ⟶ x4 x9 x5 x7 ⟶ x4 (f9341.. x8 x9) x5 (bf68c.. x6 x7).
Apply H10 with
x0,
x1,
x2,
x3 leaving 2 subgoals.
The subproof is completed by applying H0.
Apply H1 with
x4 leaving 9 subgoals.
The subproof is completed by applying H2.
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 H7.
The subproof is completed by applying H8.
The subproof is completed by applying H9.
The subproof is completed by applying H10.