- we are moving from old (patched) management of sort inclusion

[helm.git] / helm / software / helena / examples / automath / omega.aut

diff --git a/helm/software/helena/examples/automath/omega.aut b/helm/software/helena/examples/automath/omega.aut
new file mode 100644 (file)
index 0000000..9e6c30e
--- /dev/null
+++ b/helm/software/helena/examples/automath/omega.aut
@@ -0,0 +1,8 @@
+# This book is not valid in AUT-QE because [y:'type'] is not allowed
+# This book is not valid in \lambda\delta < 3 because sort inclusion is not allowed
+# This book is not valid in \lambda\delta 3 because of two \upsilon-reductions on layer 1
+
++l
+@ Delta := [x:[y:'type']'type']<x>x : [x:[y:'type']'type']'type'
+@ Omega := <Delta>Delta : 'type'
+-l