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

/* code_begins */

{{{
m,n,p=var('m,n,p')
A = Matrix([[m,n,p],[p,m,n],[n,p,m]])
print A
print
print
print 'Determinant=',A.determinant()
}}}

/* code_ends */

 * '''Solution by''': 
   ganesh, developer, space
   bhanukiran, student, technical university of Delft