doc: dseries slides touch ups
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@ -194,10 +194,6 @@ X =
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>> t = dates(`1999q1', `2020q2', `-190q3');
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\end{alltt}
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Notice that noncontiguous and negative dates are possible
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\myitem{A date range}
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\begin{alltt}
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>> dr = dates(`1999y'):dates(`2020y');
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\end{alltt}
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\myitem Can also create \texttt{dates} programatically
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\begin{alltt}
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>> t = dates(4, [1990; 1990; 1978], [1; 2; 3])
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@ -234,10 +230,6 @@ Notice that noncontiguous and negative dates are possible
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\myitem{Multiple dates} \texttt{t = [1999q1 2020q2 1960q3];}
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\begin{alltt}
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\(\Rightarrow\) t = [dates(`1999q1') dates(`2020q2') dates(`1960q3')];
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\end{alltt}
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\myitem{A date range} \texttt{dr = 1999y:2020y;}
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\begin{alltt}
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\(\Rightarrow\) dr = dates(`1999y'):dates(`2020y');
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\end{alltt}
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\myitem NB: This can cause problems when dates are included in strings. \textit{e.g.,}
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\begin{alltt}
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@ -398,7 +390,7 @@ would be transformed into
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\myitem All time series in a \texttt{dseries} must have the same frequency
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\myitem A \texttt{dseries} runs from the earliest date to the latest date,
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with \texttt{NaN}'s inserted to pad the shorter series
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\myitem A \texttt{dseries} object contains 3 members:
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\myitem A \texttt{dseries} object contains 6 members:
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\begin{itemize}
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\myitem{\textbf{\texttt{data}}}: The data points
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\myitem{\textbf{\texttt{dates}}}: The \texttt{dates} of the sample
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