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Re: inverse matrix c++
From: |
David Bateman |
Subject: |
Re: inverse matrix c++ |
Date: |
Wed, 14 Nov 2007 11:13:06 +0100 |
User-agent: |
Thunderbird 1.5.0.7 (X11/20060921) |
Javier Rodríguez Benito wrote:
> Hi all,
> I´m trying to calculate the inverse of a matrix of 186x186 in c++, but
> I get the input matrix as result. If I do the same for a smaller
> matrix it works fine.
> I´m not sure if it could be a precision problem. Any ideas?
> thanks
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>
Did you write
X.inverse()
or
Matrix Y = X.inverse();
?
The inverse method leaves the matrix X alone in the above and returns
the inverted matrix. So the second from is the correct way to do it.
D.
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- inverse matrix c++, Javier Rodríguez Benito, 2007/11/14
- Re: inverse matrix c++,
David Bateman <=
- Re: inverse matrix c++, Javier Rodríguez Benito, 2007/11/14
- Re: inverse matrix c++, David Bateman, 2007/11/14
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- Re: inverse matrix c++, David Bateman, 2007/11/14
- Re: inverse matrix c++, Javier Rodríguez Benito, 2007/11/14
- Re: inverse matrix c++, Jordi Gutiérrez Hermoso, 2007/11/14
- Re: inverse matrix c++, Javier Rodríguez Benito, 2007/11/15