diff options
Diffstat (limited to 'spartan/lib/List.thy')
| -rw-r--r-- | spartan/lib/List.thy | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/spartan/lib/List.thy b/spartan/lib/List.thy index a755859..be86b63 100644 --- a/spartan/lib/List.thy +++ b/spartan/lib/List.thy @@ -44,9 +44,10 @@ where f x xs (ListInd A (fn xs. C xs) c\<^sub>0 (fn x xs rec. f x xs rec) xs)" lemmas - [intros] = ListF List_nil List_cons and - [elims "?xs"] = ListE and - [comps] = List_comp_nil List_comp_cons + [form] = ListF and + [intro, intros] = List_nil List_cons and + [elim "?xs"] = ListE and + [comp] = List_comp_nil List_comp_cons abbreviation "ListRec A C \<equiv> ListInd A (fn _. C)" @@ -110,7 +111,7 @@ Lemma head_type [typechk]: shows "head xs: Maybe A" unfolding head_def by typechk -Lemma head_of_cons [comps]: +Lemma head_of_cons [comp]: assumes "A: U i" "x: A" "xs: List A" shows "head (x # xs) \<equiv> some x" unfolding head_def by reduce @@ -120,7 +121,7 @@ Lemma tail_type [typechk]: shows "tail xs: List A" unfolding tail_def by typechk -Lemma tail_of_cons [comps]: +Lemma tail_of_cons [comp]: assumes "A: U i" "x: A" "xs: List A" shows "tail (x # xs) \<equiv> xs" unfolding tail_def by reduce @@ -181,7 +182,7 @@ Lemma rev_type [typechk]: shows "rev xs: List A" unfolding rev_def by typechk -Lemma rev_nil [comps]: +Lemma rev_nil [comp]: assumes "A: U i" shows "rev (nil A) \<equiv> nil A" unfolding rev_def by reduce |