check

book.tex

@@ -22,7 +22,7 @@
 
 \def\racketEd{0}
 \def\pythonEd{1}
-\def\edition{1}
+\def\edition{0}
 
 % material that is specific to the Racket edition of the book
 \newcommand{\racket}[1]{{\if\edition\racketEd{#1}\fi}}
@@ -2143,6 +2143,9 @@ class InterpLint:
     match p:
       case Module(body):
         self.interp_stmts(body, {})
+
+def interp_Lint(p):
+  return InterpLint().interp(p)
 \end{lstlisting}
 \fi}
 \caption{Interpreter for \LangInt{} as a class.}
@@ -2188,6 +2191,9 @@ class InterpLvar(InterpLint):
         return self.interp_stmts(ss[1:], env)
       case _:
         return super().interp_stmts(ss, env)
+
+def interp_Lvar(p):
+  return InterpLvar().interp(p)
 \end{lstlisting}
 \fi}
 \caption{Interpreter for the \LangVar{} language.}
@@ -3004,7 +3010,7 @@ print(tmp_1)
 \end{minipage}
 }
 \caption{\LangVarANF{} is \LangVar{} with operands restricted to
-   atomic expressions, like administrative normal form (ANF).}
+  atomic expressions.}
 \label{fig:Lvar-anf-syntax}
 \end{figure}