Change some hyphens to commas

chapters/equations.tex

@@ -563,7 +563,7 @@ \section{Synchronous Data-flow Principle and Single Assignment Rule}\doublelabel
 \begin{enumerate}
 \item Discrete variables keep their actual values until these variables are explicitly changed.
 Differentiated variables have \lstinline!der(x)! corresponding to the time-derivative of \lstinline!x!,
-and \lstinline!x! is continuous, except when reinit is triggered - see \autoref{reinit}.
+and \lstinline!x! is continuous, except when \lstinline!reinit! is triggered, see \autoref{reinit}.
 Variable values can be accessed at any time instant during continuous integration and at event instants.
 
 \item At every time instant, during continuous integration and at event instants,

chapters/functions.tex

@@ -1547,7 +1547,7 @@ \subsection{Partial Derivatives of Functions}\doublelabel{partial-derivatives-of
 The semantics is that a function (and only a function) can be
 specified in this form, defining that it is the partial derivative of
 the function to the right of the equal sign (looked up in the same way
-as a short class definition - the looked up name must be a function),
+as a short class definition, and the looked up name must be a function),
 and partially differentiated with respect to each \lstinline!IDENT! in order
 (starting from the first one). The \lstinline!IDENT! must be Real inputs to the
 function.

chapters/inheritance.tex

@@ -935,7 +935,7 @@ \subsection{Constraining Type}\doublelabel{constraining-type}
 \end{lstlisting}
 
 \lstinline!Circuit2! is intended to illustrate that a user can still select
-any resistor model, including the original one - as is done in \lstinline!Circuit3!,
+any resistor model (including the original one, as is done in \lstinline!Circuit3!),
 since the constraining type is kept from the original declaration if not
 specified in the redeclare. Thus it is easy to select an advanced
 resistor model, without limiting the possible future changes.

chapters/stream.tex

@@ -326,7 +326,7 @@ \section{Stream Operator inStream and Connection Equations}\doublelabel{stream-o
 \end{lstlisting}
 More sophisticated implementation, with smooth approximation, applied only when {all} flows are small:
 \begin{lstlisting}[language=modelica,escapechar=!]
-// Define a "small number" eps (nominal(v) is the nominal value of v - see !\autoref{attributes-start-fixed-nominal-and-unbounded}!)
+// Define a "small number" eps (nominal(v) is the nominal value of v, see !\autoref{attributes-start-fixed-nominal-and-unbounded}!)
 eps := relativeTolerance*min(nominal($m_j$.c.m_flow));
 
 // Define a smooth curve, such that  alpha($s_i>=eps$)=1 and alpha($s_i<0$)=0