||'''Book'''|| Advanced Engineering Mathematics ||
 ||'''Author'''|| Erwin Kreyszig ||
 ||'''Edition'''|| 8th Edition ||

/* code_begins */

{{{
#Kreyszig Problemset 6.1 problem no.16.
a = matrix(QQ,[3,0,4])
b = matrix(QQ,[-1,8,2])
c = matrix(QQ,3,[9,5,7])
d = matrix(QQ,3,[2,-2,6])
print transpose(3*c)-3*transpose(c)
# 4*c-4*transpose(c)
print "undefined since order of c is not equal to order of transpose of c"
print b+4*transpose(d)}}}

/* code_ends */

 * '''Solution by''': 
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