Addition of reference for linear algebra theory

Lectures/L05_ProgramFamilies/ProgramFamilies.tex

@@ -810,6 +810,8 @@ solutions for $x$ are as follows:
 \item No solution if $A$ is singular and $b \notin span(A)$
 \end{enumerate}
 
+\cite{Anton1987}
+
 \end{frame}
 
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ReferenceMaterial/References.bib

 %% This BibTeX bibliography file was created using BibDesk.
 %% http://bibdesk.sourceforge.net/
 
-%% Created for Spencer Smith at 2019-09-16 15:05:41 -0400 
+%% Created for Spencer Smith at 2019-09-23 12:34:27 -0400 
 
 
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+@book{Anton1987,
+	Author = {Anton, Howard},
+	Date-Added = {2019-09-23 12:34:25 -0400},
+	Date-Modified = {2019-09-23 12:34:25 -0400},
+	Edition = {Fifth},
+	Keywords = {linear.algebra matrix textbook},
+	Publisher = {Wiley},
+	Title = {Elementary Linear Algebra},
+	Year = 1987}
+
 @article{IoannidisEtAl2009,
 	Author = {Ioannidis, John PA and Allison, David B and Ball, Catherine A and Coulibaly, Issa and Cui, Xiangqin and Culhane, Aed{\'\i}n C and Falchi, Mario and Furlanello, Cesare and Game, Laurence and Jurman, Giuseppe and others},
 	Date-Added = {2019-09-16 15:05:26 -0400},