code: function bnNot() {
    var this_array = this.array;
    var r = nbi();
    var r_array = r.array;
  
    for(var i = 0; i < this.t; ++i) r_array[i] = BI_DM&~this_array[i];
    r.t = this.t;
    r.s = ~this.s;
    return r;
  }
docs: (public) ~this