[Rd] Linking to Intel's MKL on Windows

[Viechtbauer, Wolfgang (NP)]

Hi Christine,

MKL is a closed-source commercial product (yes, one can get it for free, but it is not libre/open-source software).

Best,
Wolfgang

>-----Original Message-----
>From: R-devel [mailto:r-devel-bounces using r-project.org] On Behalf Of Christine
>Stawitz - NOAA Federal via R-devel
>Sent: Friday, 30 September, 2022 18:46
>To: r-devel using r-project.org
>Subject: [Rd] Linking to Intel's MKL on Windows
>
>Hi,
>
>Recently I became aware that Microsoft R Open provides accelerated matrix
>algebra computations through Intel's Math Kernel Libraries. However, the
>version of R shipped with the Microsoft R Open is too out of date to be
>able to use concurrently with other dependencies while developing our
>package. This thread suggests a way to get the updated matrix libraries
>with a more recent version of R, however it is unlikely to be approved by
>our IT admin since those of us in government agencies aren't typically
>given admin privileges: Linking Intel's Math Kernel Library (MKL) to R on
>Windows - Stack Overflow
><https://stackoverflow.com/questions/38090206/linking-intels-math-kernel-library-
>mkl-to-r-on-windows>
>
>Is there a reason why CRAN doesn't provide a version of R with the updated
>libraries such that developers don't have to recompile R or copy .dlls
>around as described above? It would help those of us running software with
>slow-running matrix calculations in R.
>
>Thanks,
>Christine
>
>--
>Christine C. Stawitz, PhD. (pronouns: she/her)
>
>National Stock Assessment Program Modeling Team
>
>NOAA Fisheries Office of Science and Technology |  U.S. Department of
>Commerce
>
>Mobile: 206-617-2060
>
>www.fisheries.noaa.gov