No clue. Worked fine in R 4.0.0 I would try updating R.Maybe your BLAS got corrupted.
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, May 30, 2020 at 5:57 PM Martin Møller Skarbiniks Pedersen < traxpla...@gmail.com> wrote: > Hi, > Is this a bug or just me doing something stupid? > solve(m) never returns and eats 100% CPU. > > > sessionInfo() > R version 3.6.3 (2020-02-29) > Platform: x86_64-pc-linux-gnu (64-bit) > Running under: Ubuntu 20.04 LTS > > Matrix products: default > BLAS: /usr/lib/x86_64-linux-gnu/openblas-pthread/libblas.so.3 > LAPACK: /usr/lib/x86_64-linux-gnu/openblas-pthread/liblapack.so.3 > > Random number generation: > RNG: Mersenne-Twister > Normal: Inversion > Sample: Rounding > > locale: > [1] LC_CTYPE=en_US.UTF-8 LC_NUMERIC=C > [3] LC_TIME=en_US.UTF-8 LC_COLLATE=en_US.UTF-8 > [5] LC_MONETARY=en_US.UTF-8 LC_MESSAGES=en_US.UTF-8 > [7] LC_PAPER=en_US.UTF-8 LC_NAME=C > [9] LC_ADDRESS=C LC_TELEPHONE=C > [11] LC_MEASUREMENT=en_US.UTF-8 LC_IDENTIFICATION=C > > attached base packages: > [1] stats graphics grDevices utils datasets methods base > > loaded via a namespace (and not attached): > [1] compiler_3.6.3 > > set.seed(1) > > m <- matrix(sample(1:25), nrow=5) > > solve(m) > > [[alternative HTML version deleted]] > > ______________________________________________ > R-help@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@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.