function DLR() {

    DLR.prototype.define = function DLR() {
        this.x0 = 0;
        this.A = -1;
        this.B = 1;
        this.C = 1;
        this.D = 0;

        var model = scicos_model();
        model.sim = list(new ScilabString(["dsslti4"]), new ScilabDouble([4]));
        model.in = new ScilabDouble([1]);
        model.out = new ScilabDouble([1]);
        model.evtin = new ScilabDouble([1]);
        model.dstate = new ScilabDouble([this.x0]);
        model.rpar = new ScilabDouble([this.A], [this.B], [this.C], [this.D]);
        model.blocktype = new ScilabString(["d"]);
        model.dep_ut = new ScilabBoolean([false, false]);

        var exprs = new ScilabString(["1"], ["1+z"]);

        var gr_i = new ScilabString(["xstringb(orig(1),orig(2),\"DLR\",sz(1),sz(2));"]);
        this.x = new standard_define(new ScilabDouble([3, 2]), model, exprs, gr_i);
        return new BasicBlock(this.x);
    }
    DLR.prototype.details = function DLR() {
        return this.x;
    }
}