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-rw-r--r--.github/isabelle-action/Dockerfile2
-rw-r--r--mltt/core/MLTT.thy6
2 files changed, 4 insertions, 4 deletions
diff --git a/.github/isabelle-action/Dockerfile b/.github/isabelle-action/Dockerfile
index 34a4adf..dae0c0c 100644
--- a/.github/isabelle-action/Dockerfile
+++ b/.github/isabelle-action/Dockerfile
@@ -10,7 +10,7 @@ RUN apt-get -y update &&\
apt-get clean
# Set up Isabelle
-ADD https://isabelle.in.tum.de/dist/Isabelle2020_linux.tar.gz Isabelle.tar.gz
+ADD https://isabelle.in.tum.de/website-Isabelle2020/dist/Isabelle2020_linux.tar.gz Isabelle.tar.gz
RUN tar xzf Isabelle.tar.gz &&\
mv Isabelle2020 Isabelle &&\
perl -pi -e 's,ISABELLE_HOME_USER=.*,ISABELLE_HOME_USER="\$HOME/.isabelle",g;' Isabelle/etc/settings &&\
diff --git a/mltt/core/MLTT.thy b/mltt/core/MLTT.thy
index 19b9563..cd8ae42 100644
--- a/mltt/core/MLTT.thy
+++ b/mltt/core/MLTT.thy
@@ -372,11 +372,11 @@ translations "\<lambda>x. b" \<leftharpoondown> "\<lambda>x: A. b"
section \<open>Lambda coercion\<close>
\<comment> \<open>Coerce object lambdas to meta-lambdas\<close>
-abbreviation (input) lambda :: \<open>o \<Rightarrow> o \<Rightarrow> o\<close>
- where "lambda f \<equiv> fn x. f `x"
+abbreviation (input) to_meta :: \<open>o \<Rightarrow> o \<Rightarrow> o\<close>
+ where "to_meta f \<equiv> fn x. f `x"
ML_file \<open>~~/src/Tools/subtyping.ML\<close>
-declare [[coercion_enabled, coercion lambda]]
+declare [[coercion_enabled, coercion to_meta]]
translations "f x" \<leftharpoondown> "f `x"