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

/* code_begins */

{{{
D = matrix([[11,12,13,14],[21,22,23,24],[31,32,33,34],[41,42,43,44]])
D
det(D)
t=var('t')
T1 = matrix([[1,t,t^2,t^3],[t,1,t,t^2],[t^2,t,1,t],[t^3,t^2,t,1]])
T1
det(T1)
}}}

/* code_ends */

 * '''Solution by''': 
   * <Amar>, <Student>, <mlec>
   * <Praveen>, <Student>, <mlec>
   * <naveen>, <Student>, <mlec>