]> matita.cs.unibo.it Git - fireball-separation.git/commitdiff
Added horrible problem, showing hard dependency on encodings permutations
authoracondolu <andrea.condoluci@unibo.it>
Wed, 26 Jul 2017 14:06:31 +0000 (16:06 +0200)
committeracondolu <andrea.condoluci@unibo.it>
Wed, 26 Jul 2017 14:06:31 +0000 (16:06 +0200)
ocaml/problems/encoding_horror [new file with mode: 0644]

diff --git a/ocaml/problems/encoding_horror b/ocaml/problems/encoding_horror
new file mode 100644 (file)
index 0000000..7e59102
--- /dev/null
@@ -0,0 +1,10 @@
+D z (y (x a b))\r
+C z (x BOMB)\r
+C z (_._.BOT)\r
+C y (x a b)\r
+\r
+#\r
+ - z must step\r
+ - x can't step\r
+ - x y can eat, but then a number applied to b must converge\r
+   (possible encoding numbers as `\lambda...\lambda. old_encoding`)\r