Le lundi 16 décembre 2019 15:28:16 UTC+1, Dima Pasechnik a écrit : > > On Mon, Dec 16, 2019 at 11:06 AM E. Madison Bray <erik...@gmail.com > <javascript:>> wrote: > > > > On Fri, Dec 13, 2019 at 5:16 PM Emmanuel Charpentier > > <emanuel.c...@gmail.com <javascript:>> wrote: > > > > > > Le vendredi 13 décembre 2019 14:12:01 UTC+1, E. Madison Bray a écrit : > > >> > > >> On Fri, Dec 13, 2019 at 2:05 PM Emmanuel Charpentier > > >> <emanuel.c...@gmail.com> wrote: > > >> > > > >> > While we are already late in the Sage 9 release cycle, Trac#28877, > which is a (routine) upgrade of R to the current release, may be of > benefit. > > >> > For non-R-users : using the latest released R is almost a sine qua > non to get help from the R-help mailing list... > > >> > > >> I will have a look at it. FWIW while I still think it's good and > > >> right to distribute R with Sage, I think serious users of R are not > > >> installing Sage to get R so I don't think we should be in the > business > > >> of worrying about what is sine qua non in the R community to get help > > >> from the rest of their community. > > > > > > > > > I initially thought that getting people to "just install Sage" to get > a consistent and interoperable set of modeling-related software was a clean > way to get rid of the complexity of available software set maintainance. > > > > > > But the current state of Sage distribution makes this a bit of a > dream. Currently, the best way to install Sage is to compile it from source > : definitely not an "end-user" task... It's even worse on Windows, where > Sage isn't even a "first class citizen", notwithstanding the Herculean > efforts of one E. Madison Bray (more on this in a little while on This > issue). > > > > I don't think that's true. On the vast majority of systems I've > > tried, the best way to install Sage is to install the pre-compiled > > binaries. I've almost never HAD to compile Sage from source just to > > have a working Sage on some system. It's also been packaged for most > > major Linux distributions, including the latest Debian (of course in > > that case you're not always going to get the most recent version, > > depending on the distro). I don't know what you mean by "first class > > citizen" w.r.t. Windows. The only extent to which it isn't is that > > there still is not a stable buildbot for Windows, despite my efforts, > > as it tends to need more maintenance than a Linux server would... very > > annoying. Other than that I don't know what you mean. So I don't > > think you should be giving anyone the wrong impressions here. > > > > > Do you think that it is possible to keep the R *interface* standard > while R being *optional*, in a way similar to Mathematica, Magma and Maple > ? It might require a bit more work, R being updated at least twice > annually, while Mathematica's release are at multi-years intervals... > > > > I think the only reason it isn't currently is that R is free and > > open-source, so can be distributed as part of Sage anyways, whereas > > the other M's aren't. I think R is popular enough that there is value > > in having an interface to it, but I tend to agree that distributing R > > with Sage by default is not so useful; it should instead be easier to > > configure Sage to interface to an existing system R if there is one. > > and it is now fixed by https://trac.sagemath.org/ticket/28884 > > Please have a look. It tests OK on various Debian/Ubuntu, on > (obsolete) Fedora 26 I had to supply openplas.pc, as it does > not install it,
According to this bug report <https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=946698>, this should be fixed in Debian Real Soon Now(TM), but it seems that this fix has triggered another bug <https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=946828>. Mektoub... > and even on MacOS 10.13 with R and openblas from > Homebrew it tests just fine. > It should be possible to use the "native" R installation, if they > supplied libR.pc (which they don't, but > it should be easy to produce one). > Upstream creates libR.pc ; it is also present in Debian packages. Do you mean it is a Mac OS-specific problem ? -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-devel+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/sage-devel/64b4d468-77d4-4898-b768-69195cc5083d%40googlegroups.com.
