Low dimensional matrices, vectors, quaternions and a cubic equation solver

Andrei Alexandrescu SeeWebsiteForEmail at erdani.org
Thu Apr 15 19:53:42 PDT 2010


On 04/15/2010 01:49 PM, Gareth Charnock wrote:
> As a side effect of my PhD project I've got a collection of mathematical
> classes. I'd be happy to collect them together, tidy them up and donate
> them to phobos the authors are interested in including them. Matrices
> and vectors in particular get reinvented all the time so I'm sure users
> of D will appreciate them being there. Quaternions are probably somewhat
> more specialised; they are most often used for representing rotations
> (they have different advantages and disadvantages to rotation matrices).
> I've also written a solver for cubic equations.
>
> The matrix and vector classes are of the sort where the dimension is
> known at compile time and will probably be most useful for modelling
> geometry. High dimensional matrices and vectors are probably better left
> to a scientific library (I remember there was talk that one might be
> being proposed).
>
> Would this sort of functionality be useful for phobos? At the moment, I
> can't promise anything, I'm just trying to judge the interest should I
> find time to look into it.
>
> Gareth Charnock

I think it would. Could you please post a brief list of features so 
people can take a look?

Andrei



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