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Difference between A' and A.'

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Rahul
Rahul 2012-5-27
编辑： dinosaur 2015-10-20
What is the difference between A' and A.'? Bot seem to be the same..
>> A=1:4
A =
1 2 3 4
>> A'
ans =
1
2
3
4
>> A.'
ans =
1
2
3
4
  1 个评论
dinosaur
dinosaur 2015-10-20
编辑：dinosaur 2015-10-20
A.' is the transpose, and the A' is complex conjugate transpose. It only makes a difference if you have complex numbers in the matrix.
http://www.mathworks.com/help/matlab/ref/transpose.html
http://www.mathworks.com/help/matlab/ref/ctranspose.html

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Oleg Komarov
Oleg Komarov 2012-5-27
Matters in complex doamin, compare:
An example:
A = rand(10);
isequal(A',A.') % 1
A = A*i;
isequal(A',A.') % 0
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