Apply unknownprop_98dce570015dab8b9107dc33a5e2e4ea0417c490e1cfe00b91b6267d26e82089 with
λ x0 x1 . e6316.. (f4dc0.. x0) x1 = f4dc0.. (e6316.. x0 x1).
Let x0 of type ι be given.
Let x1 of type ι be given.
Apply unknownprop_0bba6b6e1ff88cb6fe93e4b3f72d170fee2180507070ff2fab0f5b4dc92e6b37 with
x0,
x1,
e6316.. (f4dc0.. x0) x1 = f4dc0.. (e6316.. x0 x1) leaving 3 subgoals.
The subproof is completed by applying H0.
The subproof is completed by applying H1.
Let x2 of type ι be given.
Let x3 of type ι be given.