{{{var('a') var('b') A = matrix(a,b],[-b,a) print A print "Is symmetric?", A.is_symmetric() print "Is skew_symmetric?", A.is_skew_symmetric() print A.transpose()==A.inverse() if(A.transpose()==A.inverse()):

else:

}}}

* phanindra,student,nmrec

Strang-7.3-2-U (last edited 2010-12-17 05:18:06 by phani)