${\underset{\_}{{\displaystyle \sum _{i=1}^3{A}_i^o}}}_{\alpha }\left(D_1\right)$

${\overline{{{\displaystyle \sum _{i=1}^3{A}_i^{}}}_{\beta }}}^o\left(D_1\right)$

${\underset{\_}{{\displaystyle \sum _{i=1}^3{A}_i^{}}}}_{\alpha }{}^o\left(D_2\right)$

${\overline{{{\displaystyle \sum _{i=1}^3{A}_i^{}}}_{\beta }}}^o\left(D_2\right)$

${\underset{\_}{{\displaystyle \sum _{i=1}^3{A}_i^p}}}_{\alpha }\left(D_1\right)$

${\overline{{{\displaystyle \sum _{i=1}^3{A}_i^{}}}_{\beta }}}^p\left(D_1\right)$

${\underset{\_}{{\displaystyle \sum _{i=1}^3{A}_i^{}}}}_{\alpha }{}^p\left(D_2\right)$

${\overline{{{\displaystyle \sum _{i=1}^3{A}_i^{}}}_{\beta }}}^p\left(D_2\right)$

$\begin{array}{l}\alpha =0.8\\ \beta =0.1\end{array}$

$\varphi$

$\varphi$

$\varphi$

$\varphi$

$\varphi$

U

$\varphi$

U

$\begin{array}{l}\alpha =0.7\\ \beta =0.1\end{array}$

U

U

U

U