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Matrix addition

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hsingh
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Matrix addition

Fri Apr 05, 2013 4:15 pm
How can we add two n*n matrices in O(n) time?
vootey
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Re: Matrix addition

Sat Apr 06, 2013 3:18 pm
hsingh wrote:How can we add two n*n matrices in O(n) time?

How? You can't (unless there are certain symmetries). A n*n matrix has n*n entries. Addition of two matrices means addition of each entry. Since the number of entries is n^2 the number of operations is proportional to n^2.

However.. what has this to do with KDE PIM?
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google01103
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Re: Matrix addition

Sat Apr 06, 2013 4:20 pm
moved to Eigen

OpenSuse Leap 42.1 x64, Plasma 5.x

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