diff --git a/abstract.tex b/abstract.tex
new file mode 100644
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+++ b/abstract.tex
@@ -0,0 +1,13 @@
+This paper contains the author's answers and proofs for selected exercises from
+Section~4.2.8 of the ``dragon book''---Compiler: Principles, Techniques and
+Tools (hereinafter ``CPTT''). This book, while an excellent resource, can be
+challenging for self-study as it does not provide a means of verifying one's
+answers outside of a classroom setting (unless the reader has confidence in
+his/her proofs). This paper is intended for two audiences: (a) those reading the
+book and looking for clarification and discussion on the exercises and (b) those
+who are curious on the topic of context-free grammars that do not possess the
+text. The selected exercises are those that the author felt would be most useful
+for discussion and, as such, are expected to be challenging to the reader. Less
+challenging portions of exercises may be discussed to segue into the more
+challenging portions.
+
diff --git a/cptt.tex b/cptt.tex
index 77db61e..5b210a8 100644
--- a/cptt.tex
+++ b/cptt.tex
@@ -73,18 +73,7 @@ Section 4.2.8 of Compilers: Principles, Techniques and Tools \\
 
 
 \begin{abstract}
-This paper contains the author's answers and proofs for selected exercises from
-Section~4.2.8 of the ``dragon book''---Compiler: Principles, Techniques and
-Tools (hereinafter ``CPTT''). This book, while an excellent resource, can be
-challenging for self-study as it does not provide a means of verifying one's
-answers outside of a classroom setting (unless the reader has confidence in
-his/her proofs). This paper is intended for two audiences: (a) those reading the
-book and looking for clarification and discussion on the exercises and (b) those
-who are curious on the topic of context-free grammars that do not possess the
-text. The selected exercises are those that the author felt would be most useful
-for discussion and, as such, are expected to be challenging to the reader. Less
-challenging portions of exercises may be discussed to segue into the more
-challenging portions.
+\input{abstract}
 \end{abstract}