level="0" displaystyle="false"><mi>i</mi></mstyle></mtd></mtr></mtable><annotation encoding="application/x-tex">\def\arraystretch{1.5}
\begin{array}{c:c:c}
a &amp; b &amp; c \\ \\ hline
d &amp; e &amp; f \\
\hdashline
g &amp; h &amp; i
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