st system_1_eqs = 2;
var system_1_eq_1;
var system_1_eq_2;

var system_1_eq_temp_id = 1;
var system_1_eq_1_temp;
var system_1_eq_2_temp;

function set_system_1() {
    system_1_eq_1 = [1.0, -1.35, 0.4];
    system_1_eq_2 = [1.0, 2.0, 7.0];

    system_1_eq_temp_id = 1;
    system_1_eq_1_temp = system_1_eq_1;
    system_1_eq_2_temp = system_1_eq_2;
}
set_system_1();

function reset_system_1() {
    set_system_1();
    draw_plot_named('system_1', 0, 0, false);
    update_matrix('system_1');
    update_system(