[R] Partial Derivatives in R
rvaradhan at jhmi.edu
Sun May 10 23:05:41 CEST 2009
If you want `numerical' partial derivatives, check out:
Ravi Varadhan, Ph.D.
Division of Geriatric Medicine and Gerontology
School of Medicine
Johns Hopkins University
Ph. (410) 502-2619
email: rvaradhan at jhmi.edu
----- Original Message -----
From: Paul Heinrich Dietrich <paul.heinrich.dietrich at gmail.com>
Date: Sunday, May 10, 2009 4:45 pm
Subject: [R] Partial Derivatives in R
To: r-help at r-project.org
> Quick question:
> Which function do you use to calculate partial derivatives from a model
> I've looked at deriv(), but think it gives derivatives, not partial
> derivatives. Of course my equation isn't this simple, but as an example,
> I'm looking for something that let's you control whether it's a
> partial or
> not, such as:
> somefunction(y~a+bx, with respect to x, partial=TRUE)
> Is there anything like this in R?
> View this message in context:
> Sent from the R help mailing list archive at Nabble.com.
> R-help at r-project.org mailing list
> PLEASE do read the posting guide
> and provide commented, minimal, self-contained, reproducible code.
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