diff -r c7abfeddc958 -r b27e16802957 presentations/solving-equations.tex
--- a/presentations/solving-equations.tex	Mon Apr 19 10:55:23 2010 +0530
+++ b/presentations/solving-equations.tex	Mon Apr 19 10:55:55 2010 +0530
@@ -56,7 +56,7 @@
 \newcommand{\kwrd}[1]{ \texttt{\textbf{\color{blue}{#1}}}  }
 
 % Title page
-\title{Python for Scientific Computing : Least Square Fit}
+\title{Python for Scientific Computing : Solving Equations}
 
 \author[FOSSEE] {FOSSEE}
 
@@ -73,12 +73,10 @@
 \begin{frame}
   \frametitle{About the Session}
   \begin{block}{Goal}
-Finding least square fit of given data-set
+Using arrays to find solutions and roots or equations.
   \end{block}
-  \begin{block}{Checklist}
-    \begin{itemize}
-    \item pendulum.txt
-  \end{itemize}
+  \begin{block}{Prerequisite}
+    Understanding of Arrays.
   \end{block}
 \end{frame}
 
@@ -90,12 +88,6 @@
     2x - 2y + 4z  & = -2 \\
     -x + \frac{1}{2}y -z & = 0
   \end{align*}
-Solution:
-  \begin{align*}
-    x & = 1 \\
-    y & = -2 \\
-    z & = -2
-  \end{align*}
 \end{frame}
 
 \begin{frame}[fragile]