en: music-and-technology-synthesis-simple-melodies: Improve

* src/en/sections/music-and-technology-synthesis-simple-melodies.tex: Improve the tables.
artyom-poptsov · Jan 5, 2025 · a79d9ea · a79d9ea
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commit a79d9ea
Showing 1 changed file with 66 additions and 48 deletions.
diff --git a/src/en/sections/music-and-technology-synthesis-simple-melodies.tex b/src/en/sections/music-and-technology-synthesis-simple-melodies.tex
@@ -47,60 +47,78 @@ \section{Programming of simple melodies}
 melody is shown in the table \ref{table:twinkle-winkle-little-star-notes} in
 more readable form.  Each row of the table represents one bar of the melody.
 
-\begin{tabular}{p{2cm}|p{2cm}|p{2cm}|p{2cm}|p{2cm}}
-  Bar number & \multicolumn{4}{c}{Notes} \\
-  \hline \hline
-  0 & C4 & C4 & G4 & G4 \\
-  \hline
-  1 & A4 & A4 & G4 & \\
-  \hline
-  2 & F4 & F4 & E4 & E4 \\
-  \hline
-  3 & D4 & D4 & C4 & \\
-  \hline
-  4 & G4 & G4 & F4 & F4 \\
-  \hline
-  5 & E4 & E4 & D4 & \\
-  \hline
-  6 & G4 & G4 & F4 & F4 \\
-  \hline
-  7 & E4 & E4 & D4 & \\
-  \hline
-  8 & C4 & C4 & G4 & G4 \\
-  \hline
-  9 & A4 & A4 & G4 & \\
-  \hline
+\begin{table}[ht]
+  \centering
+  \begin{tabular}{|*{5}{c|}}
+    \hline
+    \textbf{Bar number} & \multicolumn{4}{c|}{\textbf{Notes}} \\
+    \hline
+    0 & C4 & C4 & G4 & G4 \\
+    \hline
+    1 & A4 & A4 & G4 & \\
+    \hline
+    2 & F4 & F4 & E4 & E4 \\
+    \hline
+    3 & D4 & D4 & C4 & \\
+    \hline
+    4 & G4 & G4 & F4 & F4 \\
+    \hline
+    5 & E4 & E4 & D4 & \\
+    \hline
+    6 & G4 & G4 & F4 & F4 \\
+    \hline
+    7 & E4 & E4 & D4 & \\
+    \hline
+    8 & C4 & C4 & G4 & G4 \\
+    \hline
+    9 & A4 & A4 & G4 & \\
+    \hline
+  \end{tabular}
   \label{table:twinkle-twinkle-little-star-notes}
-\end{tabular}
+\end{table}
 
 Using our knowledge of the musical ``squiggles'', let's try to set the length
 for each note by adding it into the brackets next to the note.
 
-\begin{tabular}{p{2cm}|p{2cm}|p{2cm}|p{2cm}|p{2cm}}
-  Bar number & \multicolumn{4}{c}{Notes} \\
-  \hline \hline
-  0 & C4 ($\frac{1}{4}$) & C4 ($\frac{1}{4}$) & G4 ($\frac{1}{4}$) & G4 ($\frac{1}{4}$) \\
-  \hline
-  1 & A4 ($\frac{1}{4}$) & A4 ($\frac{1}{4}$) & G4 ($\frac{1}{2}$) & \\
-  \hline
-  2 & F4 ($\frac{1}{4}$) & F4 ($\frac{1}{4}$) & E4 ($\frac{1}{4}$) & E4 ($\frac{1}{4}$) \\
-  \hline
-  3 & D4 ($\frac{1}{4}$) & D4 ($\frac{1}{4}$) & C4 ($\frac{1}{2}$) & \\
-  \hline
-  4 & G4 ($\frac{1}{4}$) & G4 ($\frac{1}{4}$) & F4 ($\frac{1}{4}$) & F4 ($\frac{1}{4}$) \\
-  \hline
-  5 & E4 ($\frac{1}{4}$) & E4 ($\frac{1}{4}$) & D4 ($\frac{1}{2}$) & \\
-  \hline
-  6 & G4 ($\frac{1}{4}$) & G4 ($\frac{1}{4}$) & F4 ($\frac{1}{4}$) & F4 ($\frac{1}{4}$) \\
-  \hline
-  7 & E4 ($\frac{1}{4}$) & E4 ($\frac{1}{4}$) & D4 ($\frac{1}{2}$) & \\
-  \hline
-  8 & C4 ($\frac{1}{4}$) & C4 ($\frac{1}{4}$) & G4 ($\frac{1}{4}$) & G4 ($\frac{1}{4}$) \\
-  \hline
-  9 & A4 ($\frac{1}{4}$) & A4 ($\frac{1}{4}$) & G4 ($\frac{1}{2}$) & \\
-  \hline
+\begin{table}[ht]
+  \centering
+  \begin{tabular}{|*{5}{c|}}
+    \hline
+    \textbf{Bar number} & \multicolumn{4}{c|}{\textbf{Notes}} \\
+    \hline
+    0 & C4 ($\frac{1}{4}$) & C4 ($\frac{1}{4}$) & G4 ($\frac{1}{4}$) & G4 ($\frac{1}{4}$)
+    \rule[-2ex]{0pt}{5ex}\\
+    \hline
+    1 & A4 ($\frac{1}{4}$) & A4 ($\frac{1}{4}$) & G4 ($\frac{1}{2}$) &
+    \rule[-2ex]{0pt}{5ex}\\
+    \hline
+    2 & F4 ($\frac{1}{4}$) & F4 ($\frac{1}{4}$) & E4 ($\frac{1}{4}$) & E4 ($\frac{1}{4}$)
+    \rule[-2ex]{0pt}{5ex}\\
+    \hline
+    3 & D4 ($\frac{1}{4}$) & D4 ($\frac{1}{4}$) & C4 ($\frac{1}{2}$) &
+    \rule[-2ex]{0pt}{5ex}\\
+    \hline
+    4 & G4 ($\frac{1}{4}$) & G4 ($\frac{1}{4}$) & F4 ($\frac{1}{4}$) & F4 ($\frac{1}{4}$)
+    \rule[-2ex]{0pt}{5ex}\\
+    \hline
+    5 & E4 ($\frac{1}{4}$) & E4 ($\frac{1}{4}$) & D4 ($\frac{1}{2}$) &
+    \rule[-2ex]{0pt}{5ex}\\
+    \hline
+    6 & G4 ($\frac{1}{4}$) & G4 ($\frac{1}{4}$) & F4 ($\frac{1}{4}$) & F4 ($\frac{1}{4}$)
+    \rule[-2ex]{0pt}{5ex}\\
+    \hline
+    7 & E4 ($\frac{1}{4}$) & E4 ($\frac{1}{4}$) & D4 ($\frac{1}{2}$) &
+    \rule[-2ex]{0pt}{5ex}\\
+    \hline
+    8 & C4 ($\frac{1}{4}$) & C4 ($\frac{1}{4}$) & G4 ($\frac{1}{4}$) & G4 ($\frac{1}{4}$)
+    \rule[-2ex]{0pt}{5ex}\\
+    \hline
+    9 & A4 ($\frac{1}{4}$) & A4 ($\frac{1}{4}$) & G4 ($\frac{1}{2}$) &
+    \rule[-2ex]{0pt}{5ex}\\
+    \hline
+  \end{tabular}
   \label{table:twinkle-twinkle-little-star-notes-lengths}
-\end{tabular}
+\end{table}
 
 To program this melody it is convenient to define all the required notes at the
 beginning of the program as constants.  Each constant will store the frequency