Re: [eigen] banded matrices in Eigen |

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On 13.02.2014 23:12, Gael Guennebaud wrote:

In practice this is a bit more tricky. Some months ago Kolja and I came up
with the attached example for matrix-free solving. You can easily adapt it
to your case. In the future, I hope we'll be able to make this process much
simpler since in theory you should only have to provide an operator*.

`Of course, the simplest solution would be to just implement an operator*
``which returns the result by value and hope that the overhead is negligible.
`

`Generally, it would be nice if the lazy return mechanisms were easier to
``adapt/implement for custom types/operations (Yes I know, on many fronts
``you are our sole warrior ...)
`
Christoph
--
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Dipl.-Inf., Dipl.-Math. Christoph Hertzberg
Cartesium 0.049
Universität Bremen
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