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2025-03-02 19:38:36 -08:00
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5
src/Advanced/Error-Correcting Codes/main.tex
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@ -16,6 +16,11 @@
\title{Error-Correcting Codes} \title{Error-Correcting Codes}
\subtitle{Prepared by Mark on \today} \subtitle{Prepared by Mark on \today}
% TODO:
% ISBN section is tedious, could use some work.
% Check problem 5
\begin{document} \begin{document}
\maketitle \maketitle

2
src/Advanced/Error-Correcting Codes/parts/00 detection.tex
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@ -131,7 +131,7 @@ Take a valid ISBN-13 and swap two adjacent digits. When will the result be a val
\vfill \vfill
\problem{}<isbn-nocorrect> \problem{}<isbnnocorrect>
\texttt{978-008-2066-466} was a valid ISBN until I changed a single digit. \par \texttt{978-008-2066-466} was a valid ISBN until I changed a single digit. \par
Can you find the digit I changed? Can you recover the original ISBN? Can you find the digit I changed? Can you recover the original ISBN?

2
src/Advanced/Error-Correcting Codes/parts/01 correction.tex
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@ -1,6 +1,6 @@
\section{Error Correction} \section{Error Correction}
As we saw in \ref{isbn-nocorrect}, the ISBN check-digit scheme does not allow us to correct errors. \par As we saw in \ref{isbnnocorrect}, the ISBN check-digit scheme does not allow us to correct errors. \par
QR codes feature a system that does. \par QR codes feature a system that does. \par
\vspace{1mm} \vspace{1mm}