deletions | additions       diff --git a/subsection_Notations_for_bytes_In__.tex b/subsection_Notations_for_bytes_In__.tex  index 14a6adc..1f0ca13 100644  --- a/subsection_Notations_for_bytes_In__.tex  +++ b/subsection_Notations_for_bytes_In__.tex 
...
\end{itemize}  \begin{Example}\label{BitHex}  The vector $00010101$ is formed by the two nibbles $0001$ $0101$   and we can represent it as $0x15$. $0x15$, corresponding to the number $21$.  The vector $11100111$ is formed by the nibbles $1110$ $0111$, with the notation $E7$. \end{Example}  \begin{Exercise}\label{Nibbles-Hex}  Find the hex representation of the following strings: