\Large \[\left| A \right| = \left| {\begin{array}{*{31}{c}}
{{a_1}}&{{b_2}}&{{b_3}}& \cdots &{{b_n}}\\
{{c_2}}&{{a_1}}&0& \cdots &0\\
{{c_3}}&0&{{a_3}}& \cdots &0\\
\vdots & \vdots & \vdots &{}& \vdots \\
{{c_n}}&0&0& \cdots &{{a_n}}
\end{array}} \right|\]
save snapshot
save snapshot
标签：right,cdots,snapshot,测试,array,save,vdots From： https://www.cnblogs.com/ikesnowy/p/17480413.html