Use \tablehead instead of \textbf for some kind of table title

chapters/synchronous.tex

@@ -189,9 +189,11 @@ \subsection{Clocks and Clocked Variables}\doublelabel{clocks-and-clocked-variabl
 defined. In this chapter, two additional kinds of discrete-time
 expressions/variables are defined that are associated to clocks and are
 therefore called \firstuse{clocked discrete-time} expressions:
+% henrikt-ma: Misusing \tablehead inside the table below to act as some sort of table title.
+% This is all different than how things are done elsewhere, but fixing this is considered a topic for issue #2562.
 \begin{longtable}[]{|p{7.3cm}|p{7.3cm}|}
 \hline
-\multicolumn{2}{|p{14.6cm}|}{\textbf{The different kinds of discrete-time variables in Modelica}}\\ \hline
+\multicolumn{2}{|p{14.6cm}|}{\tablehead{The different kinds of discrete-time variables in Modelica}}\\ \hline
 \endhead
 \begin{tabular}{p{7cm}}
 \includegraphics[width=3in,height=1.875in]{piecewise}