diff --git a/src/eva2/gui/plot/Exp.java b/src/eva2/gui/plot/Exp.java
index 82e75955..7cbc726c 100644
--- a/src/eva2/gui/plot/Exp.java
+++ b/src/eva2/gui/plot/Exp.java
@@ -53,9 +53,6 @@ public class Exp extends DFunction {
     public double getSourceOf(double target) {
         if (target <= 0) {
             return Math.log(minValue); // think of a minimal value we want to show in case invalid values are requested
-//			throw new IllegalArgumentException(
-//					"Can not calculate log on values smaller than or equal 0 --> target = "
-//							+ target);
         }
         return Math.log(target);
     }
diff --git a/src/eva2/tools/chart2d/ScaledBorder.java b/src/eva2/tools/chart2d/ScaledBorder.java
index 40d057d6..2182ed09 100644
--- a/src/eva2/tools/chart2d/ScaledBorder.java
+++ b/src/eva2/tools/chart2d/ScaledBorder.java
@@ -100,7 +100,7 @@ public class ScaledBorder implements Border {
     public DFunction xScale, yScale;
 
     /**
-     * formatters of the x- and y-axis numbers
+     * Formatters of the x- and y-axis numbers
      *
      * @see java.text.NumberFormat
      */
@@ -110,7 +110,7 @@ public class ScaledBorder implements Border {
     /**
      * Possible patterns for the number formats used by a border.
      */
-    private String[] decPatterns = {"#,##0.###", "0.###E0"}; // standard decimal or scientific exponential
+    private String[] decPatterns = {"#,##0.###", "00.###E0"}; // standard decimal or scientific exponential
 
     /**
      * Internal states of which decPatterns to switch to next.