1.1 --- a/src/HOL/Nitpick.thy	Wed Feb 12 08:35:56 2014 +0100
     1.2 +++ b/src/HOL/Nitpick.thy	Wed Feb 12 08:35:57 2014 +0100
     1.3 @@ -96,8 +96,8 @@
     1.4  apply (erule contrapos_np)
     1.5  by (rule someI)
     1.6  
     1.7 -lemma unit_case_unfold [nitpick_unfold]:
     1.8 -"unit_case x u \<equiv> x"
     1.9 +lemma case_unit_unfold [nitpick_unfold]:
    1.10 +"case_unit x u \<equiv> x"
    1.11  apply (subgoal_tac "u = ()")
    1.12   apply (simp only: unit.cases)
    1.13  by simp
    1.14 @@ -241,7 +241,7 @@
    1.15  hide_type (open) bisim_iterator fun_box pair_box unsigned_bit signed_bit word
    1.16  hide_fact (open) Ex1_unfold rtrancl_unfold rtranclp_unfold tranclp_unfold
    1.17      prod_def refl'_def wf'_def card'_def setsum'_def
    1.18 -    fold_graph'_def The_psimp Eps_psimp unit_case_unfold nat_case_unfold
    1.19 +    fold_graph'_def The_psimp Eps_psimp case_unit_unfold nat_case_unfold
    1.20      list_size_simp nat_gcd_def nat_lcm_def int_gcd_def int_lcm_def Frac_def
    1.21      zero_frac_def one_frac_def num_def denom_def norm_frac_def frac_def
    1.22      plus_frac_def times_frac_def uminus_frac_def number_of_frac_def