From ihaka@stat.auckland.ac.nz  Fri Mar 26 17:53:16 1999
From: ihaka@stat.auckland.ac.nz (Ross Ihaka)
Date: Sat, 27 Mar 1999 05:53:16 +1200 (NZST)
Subject: linear search
Message-ID: <199903261753.FAA24087@stat1.stat.auckland.ac.nz>

> Paul Gilbert writes:
>
> Does anyone have an idea of how series a problem this is with large
> packages. R still runs slower than Splus 3.3 for me, and I wonder how
> big a part of the problem this is?

I suspect that it is a very large part of your problem.  A substantial
fraction (30% - 50% ?) of R's time is spent doing name lookup.  I hope
hashing will speed up name lookup by one or two orders of magnitude.
I am part-way through making the changes now.
	Ross
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linear search
Ross Ihaka