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

/* code_begins */

{{{
A=matrix([[8,-4],[-2,1],[6,-3]]) 
print A
print A.rank()
}}}

/* code_ends */

 * '''Solution by''': 
   * <m.shiva shankar>, <student>, <VITS>
   * <Your Name>, <Profession>, <Organization>