public TapeElement  Visit(TermPower power)
            {
                return(Compile(power, () =>
                {
                    var baseElement = power.Base.Accept(this);
                    var expElement = power.Exponent.Accept(this);
                    var element = new Compiled.TermPower
                    {
                        Inputs = MakeInputEdges(() =>
                        {
                            edges.Add(new InputEdge {
                                Element = baseElement
                            });
                            edges.Add(new InputEdge {
                                Element = expElement
                            });
                        }),
                    };

                    return element;
                }));
            }
            public int Visit(TermPower power)
            {
                return(Compile(power, () =>
                {
                    var baseIndex = power.Base.Accept(this);
                    var expIndex = power.Exponent.Accept(this);
                    var element = new Compiled.TermPower
                    {
                        Base = baseIndex,
                        Exponent = expIndex,
                        Inputs = new Compiled.InputEdge[]
                        {
                            new Compiled.InputEdge {
                                Index = baseIndex
                            },
                            new Compiled.InputEdge {
                                Index = expIndex
                            },
                        },
                    };

                    return element;
                }));
            }