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

/* code_begins */

{{{
u = vector([1,1,1])
v = vector([1,1,2])
x=u.cross_product(v)
y = x[0]**2 + x[1]**2 + x[2]**2
area = y ** 0.5
print 'area is ',area
}}}

/* code_ends */

 * '''Solution by''': 
   * vasanthi, student ,IIIT-Hyderabad