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Subject: Re: [ublas] Help with Matrix Inversion
From: Romin Puri (rpuri6_at_[hidden])
Date: 2010-08-27 04:41:58


Marco,

Thanks,

I will mail it tomorrow afternoon.

Best

Romin

-----Original Message-----
From: ublas-bounces_at_[hidden] [mailto:ublas-bounces_at_[hidden]]
On Behalf Of Marco Guazzone
Sent: Friday, August 27, 2010 1:29 AM
To: ublas mailing list
Subject: Re: [ublas] Help with Matrix Inversion

On Fri, Aug 27, 2010 at 4:32 AM, Romin Puri <rpuri6_at_[hidden]> wrote:
> I am using the code as outlined in this link
>
> http://savingyoutime.wordpress.com/2009/09/21/c-matrix-inversion-boost
> ublas/
>
> and trying out Hermition matricies of different sizes to get
> timings/memory requirements. The requirement is to solve a NxN where N =
1000.
>
> While Matrix sizes upto N =30 work just fine, at N=50 I get this
> error. The data set is the same (truncated to ensure that Hermitian
> Matrix is of the desired size).
>
> Check failed in file c:\program
> files\boost\boost_1_43_0\boost\numeric\ublas\lu.hpp at line 294:
> detail::expression_type_check (prod
> (triangular_adaptor<const_matrix_type,
> upper> (m), e), cm2)
> internal logic "
>
> Any pointers would be most helpful.
>

Hi,

Don't know the cause of your problem, but if you submit a full working
c++ test file I can give you a check.

Cheers,

-- Marco
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