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A Matrix


\begin{displaymath} A = \left( \begin{array}{rr} a & b \\ b & c \end{array}\right). \end{displaymath} 

\[
                A = \left(   \begin{array}{rr} a & b \\ b & c  \end{array}\right).
\]
The r's indicate right justification. Alternatives include l or c.
root
2002-09-19