check for ub - lb small case for potential minimizers

darcs-hash:20110307192350-c8de0-62dfd6579e4c6a0a3e0c9e93f7936203d9e173bf.gz

diff --git a/mlsl/mlsl.c b/mlsl/mlsl.c
index b6cca7f7b67a454c924ac439955796bddc76dfec..c0e4a50ea364c4b48fceaf885abd1365226fb65e 100644 (file)
--- a/mlsl/mlsl.c
+++ b/mlsl/mlsl.c
@@ -213,7 +213,8 @@ static int is_potential_minimizer(mlsl_data *mlsl, pt *p,
          return 0;
 
      for (i = 0; i < n; ++i)
-         if (x[i] - lb[i] <= dbound_min || ub[i] - x[i] <= dbound_min)
+         if ((x[i] - lb[i] <= dbound_min || ub[i] - x[i] <= dbound_min)
+             && ub[i] - lb[i] > dbound_min)
               return 0;
 
      return 1;