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From: Kresimir Fresl (fresl_at_[hidden])
Date: 20050310 10:08:03
Jason Hise <chaos_at_[hidden]> writes:
>I saw that boost already has a pretty impressive linear algebra suite,
>with many specialized types of matrices. Though these are all very
>useful, I was wondering if there might be room for one more type of
>matrix: one which makes each size of matrix a unique type (I did not
>see such a matrix in the docs, but please correct me if I overlooked it
>and it does already exist). Using such matrices, it would be possible
>to validate the legality of certain operations at compile time (for
>instance, only matrices of compatible sizes can be multiplied). A very
>stripped down version of the class might look like this:
>template < typename T, unsigned int X, unsigned int Y >
>class matrix
>{
> // maintains Y rows, each containing X Ts internally
>};
>template < typename T, unsigned int X, unsigned int Y, unsigned int Z >
>matrix < T, Z, Y > operator * ( const Matrix < T, X, Y > & lhs, const
>Matrix < T, Z, X > & rhs );
>// multiplication defined only for compatible matrices
>Is there any interest in such a class?
You can take a look at ``Tiny Vector Matrix library using Expression
Templates'':
fres
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