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

/* code_begins */

{{{
a11=4
a12=0
a21=3
a22=-1
A = matrix([[ a11,a12],[ a21,a22]])
print A
B = matrix([[ 4,0],[ 3,-1]])
print B
A == B
}}}

/* code_ends */

 * '''Solution by''': 
   * <s.n.v.sainadh,student,vycet>
   * <Your Name>, <Profession>, <Organization>