Let x0 of type ι be given.
Let x1 of type ι be given.
Apply unknownprop_06330ad4577537b89d8bc7f3dd9af89eeb13201f8e7445ce2fcc61fa6af556c9 with
x0,
x1,
0 leaving 3 subgoals.
The subproof is completed by applying H0.
The subproof is completed by applying H1.
Let x2 of type ι → ι → ο be given.
Assume H2: x2 0 0.
The subproof is completed by applying H2.