# for index in range(data.shape[0]):
            #     line = data[index] @ m @ data[index].T
            #     lines.append(line)
            # x = list(range(data.shape[0]))
            # limits_line = list(repeat(limit, data.shape[0]))
            # plt.plot(x, lines)
            # plt.plot(x, limits_line)
            # plt.title(f'k={k},limit={limit}')