code: public static boolean isBiggerOrEqual(final BigInteger big1, 
          final BigInteger big2)
          {
          final int compared = big1.compareTo(big2);
          if (compared >= 0)
              {
              return true;
              }
          return false;
          }
docs: Returns whether the first {@link BigInteger} is bigger than or equal
  to the second.
  
  @param big1 The first {@link BigInteger} to compare.
  @param big2 The second {@link BigInteger} to compare.
  @return <code>true</code> if the first {@link BigInteger} is bigger
  than or equal to the second, otherwise <code>false</code>.