Re: [ublas] returning a ublas matrix from a function

Subject: Re: [ublas] returning a ublas matrix from a function
From: oswin krause (oswin.krause_at_[hidden])
Date: 2014-08-05 06:11:22

Hi,

the error lies in the fact that it has to be "BMT fun()" and not "BMT 
fun();" and is not an ublas error.

Regards,
Oswin

On 05.08.2014 10:05, sanann wrote:
> hello,
> I am trying to return a array of matrices from a function but when i use
> return there is always an error can you please help me.
>
>
> typedef boost::numeric::ublas::matrix<double> BMT;
>
>       BMT fun();
>         {
>         BMT mym;
>         mym.resize(3,3);
>         for(int i = 0; i<9;++i) mym(i/3,i%3)=i;
>         std::cout << mym << std::endl;
>         return mym;
>         }
> error: cannot convert 'BMT {aka boost::numeric::ublas::matrix<double>}' to
> 'int' in return
>          return mym;
>                 ^
>
> why do i get this error how do i overcome it.
>
>
>
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