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-rw-r--r--HoTT_Base.thy2
1 files changed, 2 insertions, 0 deletions
diff --git a/HoTT_Base.thy b/HoTT_Base.thy
index aa13815..88cf986 100644
--- a/HoTT_Base.thy
+++ b/HoTT_Base.thy
@@ -18,6 +18,8 @@ begin
section \<open>Terms and typing\<close>
+declare[[eta_contract=false]]
+
typedecl t \<comment> \<open>Type of object-logic terms (which includes the types)\<close>
judgment has_type :: "[t, t] \<Rightarrow> prop" ("(3_:/ _)")