Let x0 of type ((ι → ι) → ι → ι) → ((ι → ι) → ι → ι) → CN (ι → ι) be given.
Let x1 of type ((ι → ι) → ι → ι) → ((ι → ι) → ι → ι) → CN (ι → ι) be given.
Let x2 of type ((ι → ι) → ι → ι) → ((ι → ι) → ι → ι) → ((ι → ι) → ι → ι) → ((ι → ι) → ι → ι) → ((ι → ι) → ι → ι) → ((ι → ι) → ι → ι) → ((ι → ι) → ι → ι) → CN (ι → ι) be given.
Let x3 of type ((ι → ι) → ι → ι) → ((ι → ι) → ι → ι) → ((ι → ι) → ι → ι) → ((ι → ι) → ι → ι) → ((ι → ι) → ι → ι) → ((ι → ι) → ι → ι) → ((ι → ι) → ι → ι) → CN (ι → ι) be given.
Apply unknownprop_2eb24842eca1af01a473a7d70b456a32088af46ce59a955c3e1171fe5453acfe with
x2,
x0 leaving 2 subgoals.
The subproof is completed by applying H2.
The subproof is completed by applying H0.
Apply unknownprop_2eb24842eca1af01a473a7d70b456a32088af46ce59a955c3e1171fe5453acfe with
x3,
x1 leaving 2 subgoals.
The subproof is completed by applying H3.
The subproof is completed by applying H1.
Apply unknownprop_0eb3496ff031982dfcd5abc5bf174762796e7c83210d20f8bb4ebc7eda4e83af with
x2.
The subproof is completed by applying H2.
Apply unknownprop_0eb3496ff031982dfcd5abc5bf174762796e7c83210d20f8bb4ebc7eda4e83af with
x3.
The subproof is completed by applying H3.
Claim L8: ∀ x6 : (ι → ι → ι) → ο . x6 y5 ⟶ x6 y4
Let x6 of type (ι → ι → ι) → ο be given.
Apply unknownprop_ad30852621f640163d998df0793731af08ba3ec532e4cad640aa88356d3b9d87 with
x2,
x3,
y4,
y5,
λ x7 : ι → ι → ι . x6 leaving 5 subgoals.
The subproof is completed by applying H0.
The subproof is completed by applying H1.
The subproof is completed by applying H2.
The subproof is completed by applying H3.
Let x6 of type (ι → ι → ι) → (ι → ι → ι) → ο be given.
Apply L8 with
λ x7 : ι → ι → ι . x6 x7 y5 ⟶ x6 y5 x7.
Assume H9: x6 y5 y5.
The subproof is completed by applying H9.