[Rd] typo in R-exts.html section 6.9
Harris A. Jaffee
hj at jhu.edu
Fri Apr 10 05:39:44 CEST 2015
I agree, and the text is less than ideal in several other places.
But I don't especially like your phrase 'infinite range', even
though the idea is right. I think the necessary terminology
already exists. How about something like this?
There are interfaces (defined in header R_ext/Applic.h) for definite
("proper") and for _improper_ integrals, improper meaning that at
least one of the limits of integration is infinite.
Moving ahead, I would use Definite and Improper for "Finite:" and
> On Apr 9, 2015, at 7:13 PM, William Dunlap <wdunlap at tibco.com> wrote:
> In 'Writing R Extensions' section 6.9 there is the paragraph
> There are interfaces (defined in header R_ext/Applic.h) for definite and
> for indefinite integrals. ‘Indefinite’ means that at least one of the
> integration boundaries is not finite.
> An indefinite integral usually means an antiderivative, not an integral
> over an infinite spread. Should that first sentence end with 'for
> integrals over finite and infinite ranges' and the second sentence omitted?
> Bill Dunlap
> TIBCO Software
> wdunlap tibco.com
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