||'''Book'''|| Linear Algebra ||
 ||'''Author'''|| Gilbert Strang ||
 ||'''Edition'''||  ||

/* code_begins */

{{{
A=matrix([[-0.5,0,0],[0,4,0],[0,0,1]])
print A
print A.inverse()
}}}

/* code_ends */

 * '''Solution by''': 
   * <Naveen.gaddam>, <student>, <vits>
   * <shravan>, <student>, <vits>
    * <adish>, <student>, <vits> 
    * <anuradha.Beethoju>, <faculty>, <vits>