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Diffstat (limited to '')
-rw-r--r-- | Univalence.thy | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/Univalence.thy b/Univalence.thy index 80325f3..8599ba7 100644 --- a/Univalence.thy +++ b/Univalence.thy @@ -15,6 +15,8 @@ begin section \<open>Homotopy and equivalence\<close> +text "We define polymorphic constants implementing the definitions of homotopy and equivalence." + axiomatization homotopic :: "[Term, Term] \<Rightarrow> Term" (infix "~" 100) where homotopic_def: "\<lbrakk> f: \<Prod>x:A. B x; @@ -166,7 +168,7 @@ proof qed -text "The univalence axiom:" +text "The univalence axiom." axiomatization univalence :: Term where ua: "univalence: isequiv idtoeqv" |