public static String writeSolution(String minimisedExpression, int i) {
		StringBuffer s = new StringBuffer("");
		String name = "MinimisedForm" + i + ".png";
		createImageForFunction(minimisedExpression, i, name);
		s.append("<a id=\"function" + i + "\"></a>");
		s.append("<h3 class =\"subTitle\" >"
				+ Tools.getLocalizedString("FUNCTION") + " F" + i + " :</h3>");
		s.append("<img src=\"MinimisedForm" + i + ".png" + "\" /><br />");

		return s.toString();
	}