diff options
Diffstat (limited to 'Empty.thy')
| -rw-r--r-- | Empty.thy | 8 |
1 files changed, 4 insertions, 4 deletions
@@ -14,12 +14,12 @@ section \<open>Constants and type rules\<close> section \<open>Empty type\<close> axiomatization - Empty :: Term ("\<zero>") and - indEmpty :: "Term \<Rightarrow> Term" ("(1ind\<^sub>\<zero>)") + Empty :: t ("\<zero>") and + indEmpty :: "t \<Rightarrow> t" ("(1ind\<^sub>\<zero>)") where - Empty_form: "\<zero> : U(O)" + Empty_form: "\<zero>: U O" and - Empty_elim: "\<lbrakk>C: \<zero> \<longrightarrow> U(i); z: \<zero>\<rbrakk> \<Longrightarrow> ind\<^sub>\<zero>(z): C(z)" + Empty_elim: "\<lbrakk>C: \<zero> \<longrightarrow> U i; z: \<zero>\<rbrakk> \<Longrightarrow> ind\<^sub>\<zero> z: C z" text "Rule attribute declarations:" |