1 files changed, 6 insertions, 1 deletions
diff --git a/src/de/lmu/ifi/dbs/elki/math/statistics/distribution/ConstantDistribution.java b/src/de/lmu/ifi/dbs/elki/math/statistics/distribution/ConstantDistribution.java
index 1f36dd4a..b046f0ef 100644
--- a/src/de/lmu/ifi/dbs/elki/math/statistics/distribution/ConstantDistribution.java
+++ b/src/de/lmu/ifi/dbs/elki/math/statistics/distribution/ConstantDistribution.java
@@ -28,7 +28,7 @@ package de.lmu.ifi.dbs.elki.math.statistics.distribution;
  * 
  * @author Erich Schubert
  */
-public class ConstantDistribution implements Distribution {
+public class ConstantDistribution implements DistributionWithRandom {
   /**
    * The constant
    */
@@ -58,4 +58,9 @@ public class ConstantDistribution implements Distribution {
   public double cdf(double val) {
     return (val >= c) ? 1.0 : 0.0;
   }
+
+  @Override
+  public double quantile(double val) {
+    return c;
+  }
 }
 \ No newline at end of file