";
	formula_html += "<td class=\"close_matrix\"></td>";

	formula_html += "</tr></table>";  // A x = B

	formula_html += "</tr></table>";  // A x = B
	formula_html += "<br>P(x) = ";
	for(var i = 0; i < app_degree + 1; ++i) {
		formula_html += "a<sub>" + String(app_degree - i) + "</sub>";
		if(i == app_degree) {
		} else if(i == app_degree - 1) {
			formula_html += "x + ";
		} else {
			formula_html += "x<sup>" + String(app_degree - i) + "</sup> + ";
		}
	}
	approximation_formula.innerHTML = formula_html;
}
