Let x0 of type ι be given.
Let x1 of type ι be given.
Apply H2 with
or (099f3.. x0 x1) (x0 = x1) leaving 2 subgoals.
Apply orIL with
099f3.. x0 x1,
x0 = x1.
The subproof is completed by applying H3.
Apply H3 with
or (099f3.. x0 x1) (x0 = x1).
Apply orIR with
099f3.. x0 x1,
x0 = x1.
Apply unknownprop_c3102c186c7aa1001a5c1b1b7ecab6b25bcd639e713104221ece8bf414726a69 with
x0,
x1 leaving 4 subgoals.
The subproof is completed by applying H0.
The subproof is completed by applying H1.
The subproof is completed by applying H4.
The subproof is completed by applying H5.