added more comments

1 files changed, 1 insertions, 3 deletions

diff --git a/model.h b/model.h
index 2951b76..6f4dfd5 100644
--- a/model.h
+++ b/model.h
@@ -95,10 +95,8 @@ class EvalObj : public FrameObj {
         string ext_repr();
         /** Always true for all EvalObjs except BoolObj */
         virtual bool is_true();
+        /** External representation construction */
         virtual ReprCons *get_repr_cons() = 0;
 };
 
-
-bool make_exec(Pair *ptr);
-
 #endif