Let x0 of type ι be given.
Let x1 of type ι be given.
Let x2 of type ι be given.
Let x3 of type ι be given.
Let x4 of type ι be given.
Let x5 of type ι be given.
Apply add_SNo_minus_Lt1b3 with
x0,
x1,
x2,
add_SNo x3 (add_SNo x4 (minus_SNo x5)) leaving 5 subgoals.
The subproof is completed by applying H0.
The subproof is completed by applying H1.
The subproof is completed by applying H2.
Apply SNo_add_SNo_3 with
x3,
x4,
minus_SNo x5 leaving 3 subgoals.
The subproof is completed by applying H3.
The subproof is completed by applying H4.
Apply SNo_minus_SNo with
x5.
The subproof is completed by applying H5.
Apply add_SNo_assoc with
x3,
x4,
minus_SNo x5,
λ x6 x7 . SNoLt (add_SNo x0 x1) (add_SNo x7 x2) leaving 4 subgoals.
The subproof is completed by applying H3.
The subproof is completed by applying H4.
Apply SNo_minus_SNo with
x5.
The subproof is completed by applying H5.
Apply add_SNo_com_3b_1_2 with
add_SNo x3 x4,
minus_SNo x5,
x2,
λ x6 x7 . SNoLt (add_SNo x0 x1) x7 leaving 4 subgoals.
Apply SNo_add_SNo with
x3,
x4 leaving 2 subgoals.
The subproof is completed by applying H3.
The subproof is completed by applying H4.
Apply SNo_minus_SNo with
x5.
The subproof is completed by applying H5.
The subproof is completed by applying H2.
Apply add_SNo_minus_Lt2b with
add_SNo (add_SNo x3 x4) x2,
x5,
add_SNo x0 x1 leaving 4 subgoals.
Apply SNo_add_SNo with
add_SNo x3 x4,
x2 leaving 2 subgoals.
Apply SNo_add_SNo with
x3,
x4 leaving 2 subgoals.
The subproof is completed by applying H3.
The subproof is completed by applying H4.
The subproof is completed by applying H2.
The subproof is completed by applying H5.
Apply SNo_add_SNo with
x0,
x1 leaving 2 subgoals.
The subproof is completed by applying H0.
The subproof is completed by applying H1.
Apply add_SNo_assoc with
x0,
x1,
x5,
λ x6 x7 . SNoLt x6 (add_SNo (add_SNo x3 x4) x2) leaving 4 subgoals.
The subproof is completed by applying H0.
The subproof is completed by applying H1.
The subproof is completed by applying H5.
Apply add_SNo_assoc with
x3,
x4,
x2,
λ x6 x7 . SNoLt (add_SNo x0 (add_SNo x1 x5)) x6 leaving 4 subgoals.
The subproof is completed by applying H3.
The subproof is completed by applying H4.
The subproof is completed by applying H2.
The subproof is completed by applying H6.