diff options
Diffstat (limited to 'kernel/univ.ml')
| -rw-r--r-- | kernel/univ.ml | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/univ.ml b/kernel/univ.ml index 0193542a3..d967846f1 100644 --- a/kernel/univ.ml +++ b/kernel/univ.ml @@ -14,6 +14,7 @@ (* Revisions by Bruno Barras, Hugo Herbelin, Pierre Letouzey *) open Pp +open Errors open Util (* Universes are stratified by a partial ordering $\le$. @@ -817,9 +818,9 @@ let pr_arc = function | _, Canonical {univ=u; lt=lt; le=le} -> pr_uni_level u ++ str " " ++ v 0 - (prlist_with_sep pr_spc (fun v -> str "< " ++ pr_uni_level v) lt ++ + (pr_sequence (fun v -> str "< " ++ pr_uni_level v) lt ++ (if lt <> [] & le <> [] then spc () else mt()) ++ - prlist_with_sep pr_spc (fun v -> str "<= " ++ pr_uni_level v) le) ++ + pr_sequence (fun v -> str "<= " ++ pr_uni_level v) le) ++ fnl () | u, Equiv v -> pr_uni_level u ++ str " = " ++ pr_uni_level v ++ fnl () |