
				formula_html += "</table>";
			}
			formula_html += "</td>";
		}
		formula_html += "</tr>";
	}
	formula_html += "</table>"; // A
	formula_html += "</td>";
	formula_html += "<td class=\"close_matrix\"></td>";
	formula_html += "<td style=\"font-size: 24pt;\">&nbsp; &nbsp;</td>";
	formula_html += "<td class=\"open_matrix\"></td>";
	formula_html += "<td>";
	formula_html += "<table>"; // x
	for(var i = 0; i < app_degree + 1; ++i) {
		formula_html += "<tr>";
		formula_html += "<td style=\"padding:4pt 4pt 4pt