test.ML

HOL/ind_syntax/factors: now returns only factors in the product type that
associate to the right. Previously the proof of the induction rule
crashed on types such as (bool*bool)*bool.

let
 fun tac ss = resolve_tac(prems_of_ss ss) ORELSE' asm_simp_tac ss;
 val ss = set_prove_tac(HOL_ss addsimps [Suc_lessD],tac)
in prove_goal Nat.thy "!!x. Suc(Suc(Suc(x)))<y ==> x<y"
     (fn _ => [asm_simp_tac ss 1])
end;