一类自仿测度的非谱性

一类自仿测度的非谱性，陈燕，董新汉，假设三元数字集~$D=\left\{\left(\begin{array}{c}0\\0\end{array}\right),\left(\begin{array}{c}\alpha\\\beta\end{array}\right),\left(\begin{array}{c}\gamma\\\eta\end{array}\rig