function BOUNCE() {

    BOUNCE.prototype.define = function BOUNCE() {
        this.n = 2;

        this.k = 0;
        this.ipar = [];

        for (var i = 1; i <= this.n; i++) {
            for (var j = i + 1; j <= this.n; j++) {
                this.ipar[this.k] = [i];
                this.k++;
                this.ipar[this.k] = [j];
                this.k++;
            }
        }

        this.walls = [[0],[5],[0],[5]];
        this.x1 = [[2],[2.5]];
        this.xd = [[0],[0]];
        this.y1 = [[3],[5]];
        this.yd = [[0],[0]];
        this.g = 9.81;
        this.C = 0;
        this.rpar1 = ones(this.n, 1);
        this.rpar2 = this.rpar1;
        this.state = [...math.transpose(this.x1), ...math.transpose(this.xd), ...math.transpose(this.y1), ...math.transpose(this.yd)];

        var model = scicos_model();
        model.sim = list(new ScilabString(["bounce_ball"]), new ScilabDouble([4]));
        model.in = new ScilabDouble();
        model.out = new ScilabDouble([this.n], [this.n]);
        model.state = new ScilabDouble(...colon_operator(this.state));
        model.rpar = new ScilabDouble(...this.rpar1, ...this.rpar2, ...this.walls, [this.g], [this.C]);
        model.ipar = new ScilabDouble(...this.ipar);
        model.nzcross = new ScilabDouble([this.n * (this.n - 1) / 2 + 4 * this.n]);
        model.blocktype = new ScilabString(["c"]);
        model.dep_ut = new ScilabBoolean([false, true]);

        var exprs = new ScilabString([sci2exp(this.rpar1)], [sci2exp(this.rpar2)], [sci2exp(this.walls)], [sci2exp(this.x1)], [sci2exp(this.xd)], [sci2exp(this.y1)], [sci2exp(this.yd)]);
        var gr_i = new ScilabString(["xstringb(orig(1),orig(2),\"BOUNCE\",sz(1),sz(2));"]);
        this.x = new standard_define(new ScilabDouble([3, 2]), model, exprs, gr_i);

        return new BasicBlock(this.x);
    }

    BOUNCE.prototype.details = function BOUNCE() {

        return this.x;
    }
}