Let x0 of type ι be given.
Let x1 of type ι be given.
Apply unknownprop_eac7a6683c5ba7aa6ad74545e4a4f065634321e5b116001d3b7a7c41d91b1bf6 with
x0,
x1,
prim1 x1 (56ded.. (e4431.. x0)) leaving 3 subgoals.
The subproof is completed by applying H0.
The subproof is completed by applying H1.
Apply unknownprop_c00cc223767ee742a69d7b142278ba10f148f15f86cc8e89adc83bb1fda2c95d with
x1,
x0 leaving 3 subgoals.
The subproof is completed by applying H2.
The subproof is completed by applying H0.
The subproof is completed by applying H3.