[R] About the multiprecision computing package in R

Erin Hodgess
Sat, 14 Mar 2020 20:17:00 -0000

Are you using a PC, please?  You may want to consider installing OpenBLAS.
It?s a bit tricky but worth the time/effort.

Thanks,
Erin


On Sat, Mar 14, 2020 at 2:10 PM J C Nash <profjcnash at gmail.com> wrote:

> Rmpfr does "support" matrix algebra, but I have been trying for
some
> time to determine if it computes "double" precision (i.e., double
the
> set level of precision) inner products. I suspect that it does NOT,
> which is unfortunate. However, I would be happy to be wrong about
> this.
>
> JN
>
> On 2020-03-14 3:41 p.m., Bert Gunter wrote:
> > Read its documentation yourself and unless you have good reason not
to,
> > always cc the list (which I have done here).
> >
> >
> > Bert Gunter
> >
> > "The trouble with having an open mind is that people keep coming
along
> and
> > sticking things into it."
> > -- Opus (aka Berkeley Breathed in his "Bloom County" comic
strip )
> >
> >
> > On Sat, Mar 14, 2020 at 12:28 PM ??? <13917987541 at 163.com>
wrote:
> >
> >> Thanks. Does it support matrix algebra?
> >>
> >>
> >>
> >> ???
> >> ???13917987541 at 163.com
> >>
> >> <
>
https://maas.mail.163.com/dashi-web-extend/html/proSignature.html?iconUrl=http%3A%2F%2Fmail-online.nosdn.127.net%2F17c23bc1722125aa6261c33736f525c5.jpg&name=%E6%9E%97%E4%BC%9F%E7%92%90&uid=13917987541%40163.com&ftlId=1&items=%5B%22%E9%82%AE%E7%AE%B1%EF%BC%9A13917987541%40163.com%22%5D
> >
> >>
> >> ??? ??????
<https://mail.163.com/dashi/dlpro.html?from=mail88> ??
> >>
> >> On 03/15/2020 03:18, Bert Gunter <bgunter.4567 at gmail.com>
wrote:
> >> Use google instead, as I recommended. If that's impossible in
China, you
> >> should state that and what you tried (Baidu) in your query.
> >>
> >> You'll get the Rmpfr package.
> >>
> >> Bert Gunter
> >>
> >> "The trouble with having an open mind is that people keep
coming along
> and
> >> sticking things into it."
> >> -- Opus (aka Berkeley Breathed in his "Bloom County"
comic strip )
> >>
> >>
> >> On Sat, Mar 14, 2020 at 11:48 AM ??? <13917987541 at
163.com> wrote:
> >>
> >>> Thanks, I tried Baidu but get nothing
> >>>
> >>>
> >>>
> >>> ???
> >>> ???13917987541 at 163.com
> >>>
> >>> <
>
https://maas.mail.163.com/dashi-web-extend/html/proSignature.html?iconUrl=http%3A%2F%2Fmail-online.nosdn.127.net%2F17c23bc1722125aa6261c33736f525c5.jpg&name=%E6%9E%97%E4%BC%9F%E7%92%90&uid=13917987541%40163.com&ftlId=1&items=%5B%22%E9%82%AE%E7%AE%B1%EF%BC%9A13917987541%40163.com%22%5D
> >
> >>>
> >>> ??? ??????
<https://mail.163.com/dashi/dlpro.html?from=mail88> ??
> >>>
> >>> On 03/15/2020 02:44, Bert Gunter <bgunter.4567 at
gmail.com> wrote:
> >>> Here's a novel idea:
> >>> Do a google search on "multiprecision computing package
R" for an
> answer.
> >>>
> >>> Bert Gunter
> >>>
> >>> "The trouble with having an open mind is that people keep
coming along
> >>> and sticking things into it."
> >>> -- Opus (aka Berkeley Breathed in his "Bloom County"
comic strip )
> >>>
> >>>
> >>> On Sat, Mar 14, 2020 at 10:36 AM ??? <13917987541 at
163.com> wrote:
> >>>
> >>>> Dear all
> >>>>
> >>>>
> >>>> I need a multiprecision computing package in R, if anyone
in the list
> >>>> knows, please let me known...
> >>>>
> >>>>
> >>>> Many thanks
> >>>>
> >>>>
> >>>> Weilu Lin
> >>>>         [[alternative HTML version deleted]]
> >>>>
> >>>> ______________________________________________
> >>>> R-help at r-project.org mailing list -- To UNSUBSCRIBE and
more, see
> >>>> https://stat.ethz.ch/mailman/listinfo/r-help
> >>>> PLEASE do read the posting guide
> >>>> http://www.R-project.org/posting-guide.html
> >>>> and provide commented, minimal, self-contained,
reproducible code.
> >>>>
> >>>
> >
> >       [[alternative HTML version deleted]]
> >
> > ______________________________________________
> > R-help at r-project.org mailing list -- To UNSUBSCRIBE and more, see
> > https://stat.ethz.ch/mailman/listinfo/r-help
> > PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> > and provide commented, minimal, self-contained, reproducible code.
> >
>
> ______________________________________________
> R-help at r-project.org mailing list -- To UNSUBSCRIBE and more, see
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>
--
Erin Hodgess, PhD
mailto: erinm.hodgess at gmail.com

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