Search for blocks/addresses/...

Proofgold Proof

pf
Let x0 of type ι be given.
Let x1 of type ι be given.
Let x2 of type ι be given.
Assume H0: SNo x0.
Assume H1: SNo x1.
Assume H2: SNo x2.
Assume H3: add_SNo x0 x1 = add_SNo x2 x1.
Claim L4: add_SNo x1 x0 = add_SNo x1 x2
Apply add_SNo_com with x1, x0, λ x3 x4 . x4 = add_SNo x1 x2 leaving 3 subgoals.
The subproof is completed by applying H1.
The subproof is completed by applying H0.
Apply add_SNo_com with x1, x2, λ x3 x4 . add_SNo x0 x1 = x4 leaving 3 subgoals.
The subproof is completed by applying H1.
The subproof is completed by applying H2.
The subproof is completed by applying H3.
Apply add_SNo_cancel_L with x1, x0, x2 leaving 4 subgoals.
The subproof is completed by applying H1.
The subproof is completed by applying H0.
The subproof is completed by applying H2.
The subproof is completed by applying L4.