diff -r 08638b1e211e -r 1639ef25a231 embellishing_a_plot/script.rst
--- a/embellishing_a_plot/script.rst	Mon Oct 11 00:57:10 2010 +0530
+++ b/embellishing_a_plot/script.rst	Mon Oct 11 00:57:50 2010 +0530
@@ -6,6 +6,15 @@
    C - 
    D - 
 
+.. By the end of this tutorial you will be able to 
+
+..  * Modify the attributes of the plot -- color, line style, linewidth
+..  * Add a title to the plot with embedded LaTeX.
+..  * Label x and y axes. 
+..  * Add annotations to the plot. 
+..  * Set and Get the limits of axes. 
+
+
 .. Prerequisites
 .. -------------
 
@@ -174,6 +183,10 @@
 
 .. #[Madhu: I did not understand the question]
 
+::
+    clf()
+    plot(x, cos(x), 'r--')
+
 Now that we know how to produce a bare minimum plot with colour, style
 and thickness of our interest, we shall look at decorating the plot.
 
@@ -184,8 +197,8 @@
 
 {{{ Show the plot window and switch back to terminal }}}
 
-We now have the plot in a colour and linewidth of our interest. As you can see,
-the figure does not have any description describing the plot.
+We now have the plot in a colour and linewidth of our interest. As you
+can see, the figure does not have any description describing the plot.
 
 .. #[Madhu: Added "not". See the diff]
 
@@ -204,10 +217,10 @@
 
 The formatting in title is messed and it does not look clean. You can imagine
 what would be the situation if there were fractions and more complex functions
-like log and exp. Wouldn't it be good if there was LaTex like formatting?
+like log and exp. Wouldn't it be good if there was LaTeX like formatting?
 
 That is also possible by adding a $ sign before and after the part of the 
-string that should be in LaTex style.
+string that should be in LaTeX style.
 
 for instance, we can use
 ::
@@ -217,9 +230,9 @@
 and we get the polynomial formatted properly.
 
 .. #[Nishanth]: Unsure if I have to give this exercise since enclosing the whole
-             string in LaTex style is not good
+             string in LaTeX style is not good
 
-.. #[[Anoop: I guess you can go ahead with the LaTex thing, it's
+.. #[[Anoop: I guess you can go ahead with the LaTeX thing, it's
      cool!]]
 .. #[Madhu: Instead of saying LaTeX style you can say Typeset math
      since that is how it is called as. I am not sure as well. It
@@ -228,7 +241,7 @@
 {{{ Pause here and try out the following exercises }}}
 
 %% 4 %% Change the title of the figure such that the whole title is formatted
-        in LaTex style
+        in LaTeX style
 
 {{{ continue from the paused state }}}
 
@@ -262,11 +275,11 @@
 
 {{{ Pause here and try out the following exercises }}}
 
-%% 5 %% Set the x and y labels as "x" and "f(x)" in LaTex style.
+%% 5 %% Set the x and y labels as "x" and "f(x)" in LaTeX style.
 
 {{{ continue from paused state }}}
 
-Since we need LaTex style formatting, all we have to do is enclose the string
+Since we need LaTeX style formatting, all we have to do is enclose the string
 in between two $. Hence,
 ::
 
@@ -303,6 +316,10 @@
 
 {{{ continue from paused state }}}
 
+::
+
+  annotate("root", xy=(-4,0))  
+
 As we can see, every annotate command makes a new annotation on the figure.
 
 Now we have everything we need to decorate a plot. but the plot would be
@@ -354,7 +371,7 @@
 
  * Modifying the attributes of plot by passing additional arguments
  * How to add title
- * How to incorporate LaTex style formatting
+ * How to incorporate LaTeX style formatting
  * How to label x and y axes
  * How to add annotations
  * How to set the limits of axes