On 8/26/2011 10:56 AM, Joel Falcou wrote: > On 26/08/2011 16:45, Eric Niebler wrote: >> Before I answer, can you tell me why you've decided to put vector and >> matrix operations into separate domains? This seems like an artificial >> and unnecessary separation to me. > > We have a system of specialisation where being able to make this > distinction allowed us to replace sub proto tree by a pregenerated call > to some BLAS functions or to apply some other Linear Algebra math based > simplification. > > We also have a covector domain which allow us to know that : covector * > vector is a dot product while vector * covector generate a matrix. In > the same way, covector * matrix and matrix * vector can be recognized > and handled in a proper way.
Why can't you use a grammar to recognize patterns like these and take appropriate action? -- Eric Niebler BoostPro Computing http://www.boostpro.com _______________________________________________ proto mailing list proto@lists.boost.org http://lists.boost.org/mailman/listinfo.cgi/proto
