Re: Loop-free submatrix extraction

"Michael Smolsky" <[email protected]> Wed, 26 Dec 2007 14:44:53 -0500
Newsgroups gmane.comp.lib.mtl.devel
Message-ID <[email protected]>
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Peter,

I seem to be unable to say

result +=3D op1 * transposed_view <const M> (op2),

where op1, op2, result are of the type dense2D<double> and M is a typedef
for dense2D<double>.

The compiler barks at the absense of a type named type in struct
mtl::traits::mult_result<compressed2D<...>,
mtl::transposed_view<compressed2D<..> > >.

The code, that tests a product of a dense and a transposed matrix seems
to be commented out from matrix_product_test.cpp.

Does MTL support calculation of the product of a transposed and dense
matrix?

Thank you,

Michael

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Peter,<br><br>I seem to be unable to say<br><br>result +=3D op1 * transpose=
d_view &lt;const M&gt; (op2),<br><br>where op1, op2, result are of the type=
 dense2D&lt;double&gt; and M is a typedef for dense2D&lt;double&gt;.<br><br=
>The compiler barks at the absense of a type named type in struct mtl::trai=
ts::mult_result&lt;compressed2D&lt;...&gt;, mtl::transposed_view&lt;compres=
sed2D&lt;..&gt; &gt; &gt;.<br><br>The code, that tests a product of a dense=
 and a transposed matrix seems to be commented out from matrix_product_test=
.cpp.<br><br>Does MTL support calculation of the product of a transposed an=
d dense matrix?<br><br>Thank you,<br><br>Michael<br><BR>

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