diff options
Diffstat (limited to 'lib/constraint.ml')
| -rw-r--r-- | lib/constraint.ml | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/constraint.ml b/lib/constraint.ml new file mode 100644 index 0000000..f6164b2 --- /dev/null +++ b/lib/constraint.ml @@ -0,0 +1,8 @@ +type relation_name = string +type t = + | MemberOf of relation_name + | Not of t * relation_name option + | And of t list + | Or of t list + | Exists of {variable: string; quantifier: relation_name; constraint': t} + | Forall of {variable: string; quantifier: relation_name; constraint': t} |