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

/* code_begins */

{{{
A = matrix([[2, -1], [-1, 2]])
B=copy(A)
Asqr= A*A
Ainv= B.inverse()
x1=A.eigenvalues()
x2=Asqr.eigenvalues()
x3=Ainv.eigenvalues()
print 'eigen values of A are ', x1
print 'eigen values of A*A are ', x2
print 'eigen values of A inverse are ', x3
print 'eigen vectors of A',A.eigenvectors_right()
print 'eigen vectors of A*A are ',Asqr.eigenvectors_right()
print 'eigen vectors of Ainverse are ',Ainv.eigenvectors_right()
}}}

/* code_ends */

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