author | blanchet |
Fri, 04 Dec 2009 17:18:07 +0100 | |
changeset 33979 | 854e12dafd28 |
parent 33978 | 2380c1dac86e |
child 33980 | a28733ef3a82 |
--- a/src/HOL/Nitpick_Examples/Typedef_Nits.thy Fri Dec 04 17:17:52 2009 +0100 +++ b/src/HOL/Nitpick_Examples/Typedef_Nits.thy Fri Dec 04 17:18:07 2009 +0100 @@ -126,7 +126,7 @@ lemma "Inl \<equiv> \<lambda>a. Abs_Sum (Inl_Rep a)" nitpick [card = 1, expect = none] -by (rule Inl_def) +by (simp only: Inl_def o_def) lemma "Inl \<equiv> \<lambda>a. Abs_Sum (Inr_Rep a)" nitpick [card = 1, card "'a + 'a" = 2, expect = genuine]