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

/* code_begins */

{{{
a = var('a')
b=var('b')
c=var('c')
d=var('d')
A = matrix([[a,b],[c,d]])
D = matrix ([[2,0],[0,5]])
print A*D
print " columns of AD are multiplied by 2 and 5 respeectively"
print ""
print D*A
print " rows of DA are multpilied by 2 and 5 respectively "}}}

/* code_ends */

 * '''Solution by''': 
   * Ch.Sandeep, student, GITAM University
   * V.Vishnu Sarma, student, GITAM University