[spec/methods] formatting fixes

diff --git a/methods/calculus.tex b/methods/calculus.tex
index 72b8bdbf1884c89160198dd2f9dba1b836bebe93..05bab2be0fadd4352cd7d2062f86a55a192ce9bb 100644 (file)
--- a/methods/calculus.tex
+++ b/methods/calculus.tex
@@ -53,8 +53,14 @@ Not differentiable at:
 (\(m_{{tan}} \cdot m_{\operatorname{norm}} = -1\))\\
 \textbf{Secant} \(={{f(x+h)-f(x)} \over h}\)
 
-\colorbox{cas}{On CAS:} \\ Action \(\rightarrow\) Calculation
-\(\rightarrow\) Line \(\rightarrow\) \texttt{tanLine} or \texttt{normal}
+\begin{cas}
+  \textbf{In main}: Interactive \(\rightarrow\) Calculation \(\rightarrow\) Line \\
+  \-\hspace{1em} \texttt{tanLine(f(x), x, p)} \\
+  \-\hspace{1em} \texttt{normal(f(x), x, p)} \\
+  where \texttt{p} is the \(x\)-value of the coordinate
+
+  \textbf{In graph}: define function, then Analysis \(\rightarrow\) Sketch \(\rightarrow\) (Normal \textbar{} Tan line). Type \(x\) value to solve for a point. Return to show equation for line.
+\end{cas}
 
 \subsection*{Strictly increasing/decreasing}
 
@@ -67,15 +73,6 @@ For \(x_2\) and \(x_1\) where \(x_2 > x_1\):
   \item Endpoints are included, even where gradient \(=0\)
 \end{itemize}
 
-\begin{cas}
-  \colorbox{cas}{\textbf{In main}}: type function. Interactive
-  \(\rightarrow\) Calculation \(\rightarrow\) Line \(\rightarrow\) (Normal
-  \textbar{} Tan line)\\
-  \colorbox{cas}{\textbf{In graph}}: define function. Analysis
-  \(\rightarrow\) Sketch \(\rightarrow\) (Normal \textbar{} Tan line).
-  Type \(x\) value to solve for a point. Return to show equation for line.
-\end{cas}
-
 \subsection*{Stationary points}
 
 \begin{align*}