diff options
Diffstat (limited to 'spartan/lib/Prelude.thy')
| -rw-r--r-- | spartan/lib/Prelude.thy | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/spartan/lib/Prelude.thy b/spartan/lib/Prelude.thy index 0043c1e..56adbfc 100644 --- a/spartan/lib/Prelude.thy +++ b/spartan/lib/Prelude.thy @@ -116,7 +116,7 @@ Lemma if_true: shows "ifelse C true a b \<equiv> a" unfolding ifelse_def true_def using assms unfolding Bool_def true_def false_def - by reduce + by compute Lemma if_false: assumes @@ -126,7 +126,7 @@ Lemma if_false: shows "ifelse C false a b \<equiv> b" unfolding ifelse_def false_def using assms unfolding Bool_def true_def false_def - by reduce + by compute lemmas [form] = BoolF and @@ -145,7 +145,7 @@ translations "if x then a else b" \<leftharpoondown> "CONST ifelse C x a b" subsection \<open>Logical connectives\<close> -definition not ("!_") where "not x \<equiv> ifelse (K Bool) x false true" +definition not ("!_") where "!x \<equiv> ifelse (K Bool) x false true" end |