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

/* code_begins */

{{{
B=matrix([[2,3,4,5],[4,5,7,8],[8,3,5,9],[2,10,9,4]])
print B
B.det()
2*B.det()
-1*B.det()
(B**2).det()
C=B.inverse()
print C.det()
}}}

/* code_ends */

 * '''Solution by''': 
   * <C>Pratyusha>, <student>, <SNIST>
   * <Reepu Kumari>, <student>, <SNIST>
   *<Renuka.Y>,<student>,<SNIST>