Changes

Line 104: Line 104:  
\end{matrix}</math>
 
\end{matrix}</math>
 
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<font face="lucida calligraphy"><u>X</u></font><br>
+
<math>\begin{matrix}
{<u>''x''</u><sub>1</sub>, &hellip;, <u>''x''</u><sub>''n''</sub>}<br>
+
\underline\mathcal{X}                        \\
cardinality ''n''
+
\{\underline{x}_1, \ldots, \underline{x}_n\} \\
 +
\mbox{cardinality}\ n                       \\
 +
\end{matrix}</math>
 
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<font face="lucida calligraphy">A</font><br>
+
<math>\begin{matrix}
{''a''<sub>1</sub>, &hellip;, ''a''<sub>''n''</sub>}<br>
+
\mathcal{A}          \\
cardinality ''n''
+
\{a_1, \ldots, a_n\}  \\
 +
\mbox{cardinality}\ n \\
 +
\end{matrix}</math>
 
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