diff -u -r1.8 -r1.9
--- MultipleScattering.java	12 Jul 2013 20:49:58 -0000	1.8
+++ MultipleScattering.java	14 Jul 2013 05:53:27 -0000	1.9
@@ -180,7 +180,7 @@

     }
 
 //  Calculate the multiple scattering angle for a given momentum and thickness

-    protected double msangle(double p, double radlength) {

+    public double msangle(double p, double radlength) {

         double angle = (0.0136 / p) * Math.sqrt(radlength) * (1.0 + 0.038 * Math.log(radlength));
         return angle;
     }