||'''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]])
print A 
print "let A be invertible, then inverse of A^T would be :"
print ""
B = A.transpose()
C = B.inverse()
print C
print "===================="
print " given if A is also symmetric, i.e. A=A^T"
A = matrix([[a,b],[b,d]])
print A
D= A.inverse()
E= D.transpose()
print E
print "===================="
A = matrix([[2,1],[1,1]])
B = A.transpose()
C = B.inverse()
print C
print ""
D= A.inverse()
E= D.transpose()
print E

}}}

/* code_ends */

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