diff --git a/geogebra/util/ScientificFormat.java b/geogebra/util/ScientificFormat.java
index e9fb8c9..d903341 100644
--- a/geogebra/util/ScientificFormat.java
+++ b/geogebra/util/ScientificFormat.java
@@ -70,17 +70,17 @@ public class ScientificFormat extends Format
          toAppendTo.append(format(dwe.getValue()));
          if (dwe.hasAsymmetricError())
          {
-            toAppendTo.append(DoubleWithError.plus);
+            toAppendTo.append('+');
             int errorSigDigit = resolveErrorSigDigit(dwe.getValue(),dwe.getPlusError());
             toAppendTo.append(format(dwe.getPlusError(),errorSigDigit));
             
-            toAppendTo.append(DoubleWithError.minus);
+            toAppendTo.append('-');
             errorSigDigit = resolveErrorSigDigit(dwe.getValue(),dwe.getMinError());
             toAppendTo.append(format(dwe.getMinError(),errorSigDigit));
          }
          else
          {
-            toAppendTo.append(DoubleWithError.plusorminus);
+            toAppendTo.append('\u00b1');
             int errorSigDigit = resolveErrorSigDigit(dwe.getValue(),dwe.getError());
             toAppendTo.append(format(dwe.getError(),errorSigDigit));
          }
@@ -238,4 +238,4 @@ public class ScientificFormat extends Format
 //      return format(dx, resolveErrorSigDigit(d, dx));
 //   }
 
-}
\ No newline at end of file
+}
-- 
tg: (6d6be1c..) patch/ScientificFormat.java (depends on: master)