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

/* code_begins */

{{{
l=matrix([[1,0],[4,1]])
b=matrix([[2],[11]])
c=l.inverse()*b
c
U=matrix([[2,4],[0,1]])
x=U.inverse()*c
x


}}}

/* code_ends */

 * '''Solution by''': 
  Markandeya,Student,Vignan
  Arun,Student,Vignan
  B.L.Bhavani,Faculty,Vignan