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

/* code_begins */

{{{A=var('A')
print A
print
A=matrix(QQ,([1,0],[0,1]))
print A * A
print A.rank()
print A.nullity()


}}}

/* code_ends */

 * '''A
[0,1]
[1,0]
2
0''': 
   * <SWATHI>, <STUDENT>, <VITS>
   * <Your Name>, <Profession>, <Organization>