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From Ted Dunning <>
Subject Re: [math] Re: Sparse matrices not supported anymore?
Date Fri, 08 Nov 2013 21:27:31 GMT
On Fri, Nov 8, 2013 at 12:20 PM, Phil Steitz <> wrote:

> > So the upshot is that dealing with this will cost at least a significant
> > integer degradation in performance at no benefit relative to the normal
> > user's expectations with regard to sparse vector operations.  I say no
> > benefit because no other package handles this sort of issue so users are
> > very used to imprecise handling of exceptional values.
> >
> So why not just "doc and punt" - document the deficiencies that we
> know about and the fact that we are not going to try to "fix" them
> (which, IIUC is what other packages do)?

Grand idea.

Got shot down last time the topic came up.

The argument was "CM will not accept philosophically wrong answers in any
form even if the rest of the world thinks that speed is worth the slightly
academic problem"

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