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Fix wrong distance [closes #34]

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Antti H S Laaksonen 2017-03-18 12:21:52 +02:00
parent 5562d7327d
commit e23c04b79d
1 changed files with 2 additions and 2 deletions
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chapter29.tex
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@ -196,7 +196,7 @@ between points $(4,2)$ and $(3,-1)$:
\begin{lstlisting} \begin{lstlisting}
P a = {4,2}; P a = {4,2};
P b = {3,-1}; P b = {3,-1};
cout << abs(b-a) << "\n"; // 3.60555 cout << abs(b-a) << "\n"; // 3.16228
\end{lstlisting} \end{lstlisting}
The function \texttt{arg(v)} calculates the The function \texttt{arg(v)} calculates the
@ -782,4 +782,4 @@ we should find two points whose
rotated coordinates maximize the value of rotated coordinates maximize the value of
\[\max(|x'_1-x'_2|,|y'_1-y'_2|).\] \[\max(|x'_1-x'_2|,|y'_1-y'_2|).\]
This is easy, because either the horizontal or vertical This is easy, because either the horizontal or vertical
difference of the rotated coordinates has to be maximum. difference of the rotated coordinates has to be maximum.