Importance
-  Ease of Maintenance 
-  Ease of Use of Code 
-  Encourage Entry Level People 
-  Importatnt mode of communicating with others 
-  Code may vanish - documentation remain 
Different Types of Documentation
          -  wiki 
-  blog 
-  user manual 
-  program documentation 
-  Readme files 
In Class Exercise
	  -  Create a repository Doc-ex1 in your github page 
-  In the side bar menu, createa wiki page 
-  Add content to the wiki page using mark down
-  Add another wiki page add content in restructured tex 
-  Example (mark down)   first page in markdown 
           
-  Example (restructured text)  restructured example 
           
          
What we learned so far 
          
          - markdown 
-  restructured text 
-  Assuming you already know about some mark up language such as html (html5), css - If you do
not know css go through this tutorial  W3 School  Go through first Five lessons. 
-  Other markup languages are xml - similar to html. 
CSS Off/On Class exercise
	LaTeX
-  Commonly used markup language for scientific communications. 
-  Collaborative and online tool (WYSWYG)
-   another WYSWYG editor with different output 
-  Try typing $e^{i \pi} =-1 $ and see what renders as an image 
-  Please read  Latex basics 
 ; Overleaf (supports git repo) and
 In class exercise modify the   Paper  to change the title, author and the introduction.
        
Community Participation
          - quora 
- reddit 
-  stackoverflow
-  online mailing list