Message-ID: <B414E926-9BCC-498E-9F60-53CD738FE858@comcast.net>
Date: 2009-11-10T02:35:54Z
From: David Winsemius
Subject: What is the equivalent of column.prods() from S in R?
In-Reply-To: <366c6f340911091743v7649f9deka83ed7e2e04343b1@mail.gmail.com>
On Nov 9, 2009, at 8:43 PM, Peng Yu wrote:
> Chambers' book Statistical Models in S mentioned 'column.prods()'. But
> I don't find it in R. I'm wondering if there is an equivalent in R?
??rowProds
??colProds
(They are in both fUtilities and timeSeries.)
--
David Winsemius, MD
Heritage Laboratories
West Hartford, CT