/*         49(a)         */

a=matrix([[0,3],[4,6]])
c=a
e=a.inverse()
g=e.transpose()
b=matrix([[1,2],[3,4]])
d=b
f=b.inverse()
h=f.transpose()
((c*d).inverse()).transpose()
g*h
                                /*           49(b)         */

u=matrix([[1,1,1],[0,1,1],[0,0,1]])
c=u
e=u.inverse()
g=e.transpose()
print c;print e;print g

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Strang-1.6-49-U (last edited 2010-12-18 06:07:23 by tejaswi)