ScalingStacks

$$\begin{array}[]{ccl}Y_{1}&=&\{x+\tau_{2}(x)+y|x\in\overline{C}(D_{2}(\ast 010))[-1]\{-1\},y\in\overline{C}(D_{2}(\ast 1))[-1]\{-1\}\}\\ Y_{2}&=&\{x+d_{2}y|x,y\in\overline{C}(D_{2}(\ast 000))\}\\ Y_{3}&=&\{\delta_{2}(x)+d_{2}\delta_{2}(y)|x,y\in\overline{C}(D_{2}(\ast 110))[-2]\{-2\}\}\end{array}$$

(128)

where $d_{2}$ stands for the differential of $\overline{C}(D_{2}).$