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

/* code_begins */

{{{
A= matrix([[2,-4],[-1,5]])
print 'for the set of equations to be an upper triangular,we to multiply row2 by 2 and add row1 to it'
print 'new matrix-'
B=matrix([[2,4],[0,6]])
C=([[6],[6]])
X=B.solve_right(C)
X
}}}

/* code_ends */

 * '''Solution by''': 
   * Amit Tewari, Student, IIT Roorkee
   * Rachit Jha, Student, IIT Roorkee
   * Arnab Basu, Student, IIT Roorkee
   * Shubham Mittal, Student, IIT Roorkee