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authorGravatar Adam Chlipala <adamc@hcoop.net>2008-10-23 12:58:35 -0400
committerGravatar Adam Chlipala <adamc@hcoop.net>2008-10-23 12:58:35 -0400
commit0fa422bfaf3931aacff958cb73d44ebfa4191f4a (patch)
tree23055572341487865f0ef6cff685404f796a2410 /lib
parent833f4d2e0474ec3ff772107b52711289c4b648cf (diff)
Fix nasty de Bruijn substitution bug; TcSum demo
Diffstat (limited to 'lib')
-rw-r--r--lib/basis.urs1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/basis.urs b/lib/basis.urs
index a539f05e..a8c81353 100644
--- a/lib/basis.urs
+++ b/lib/basis.urs
@@ -20,6 +20,7 @@ val eq_string : eq string
val eq_bool : eq bool
class num
+val zero : t ::: Type -> num t -> t
val neg : t ::: Type -> num t -> t -> t
val plus : t ::: Type -> num t -> t -> t -> t
val minus : t ::: Type -> num t -> t -> t -> t