From J.C.Rougier@durham.ac.uk  Tue Dec 21 19:03:06 1999
From: J.C.Rougier@durham.ac.uk (Jonathan Rougier)
Date: Tue, 21 Dec 1999 19:03:06 +0000 (GMT)
Subject: [R] need fast [lt]apply ()
In-Reply-To: <Pine.GSO.4.05.9912211648410.6353-100000@auk.stats>
Message-ID: <Pine.GSO.4.20.9912211901050.5357-100000@laplace>

On Tue, 21 Dec 1999, Prof Brian D Ripley wrote:

> The key is to write a fast internal lapply and use that for the others.
> 
> > Anyone working on this ?
> 
> No, but as the .Call introduction has a cut-down version, I might as
> well take a look.

I would be happy to try a re-write of apply based around a fast lapply if
that was helpful.

Cheers, Jonathan.

Jonathan Rougier                       Science Laboratories
Department of Mathematical Sciences    South Road
University of Durham                   Durham DH1 3LE

"[B]egin upon the precept ... that the things we see are to be 
 weighed in the scale with what we know"  (Meredith, 1879, The Egoist)

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[R] need fast [lt]apply ()
Jonathan Rougier