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Re: Complexity of 'eigs'
From: |
c. |
Subject: |
Re: Complexity of 'eigs' |
Date: |
Mon, 13 Aug 2012 12:06:49 +0200 |
On 13 Aug 2012, at 12:01, Søren Hauberg wrote:
> Thanks, that helped quite a bit, actually. I am fine with having the
> complexity of each iteration, which I understood to be O(D^3) if the matrix
> is dense DxD.
If your matrix is dense I am not sure using "eigs" rather than "eig" is
convenient, the deirect algorithm in "eig" should be O(D^2):
http://web.eecs.utk.edu/~dongarra/etemplates/node93.html#sec:dense
> Thanks
> Søren
c.
- Complexity of 'eigs', Søren Hauberg, 2012/08/13
- Re: Complexity of 'eigs', c., 2012/08/13
- Re: Complexity of 'eigs', Søren Hauberg, 2012/08/13
- Re: Complexity of 'eigs',
c. <=
- Re: Complexity of 'eigs', Søren Hauberg, 2012/08/13
- Re: Complexity of 'eigs', c., 2012/08/13
- Re: Complexity of 'eigs', Søren Hauberg, 2012/08/13
- Re: Complexity of 'eigs', c., 2012/08/13
- Re: Complexity of 'eigs', Søren Hauberg, 2012/08/13