On Sat, Apr 20, 2024 at 7:31 PM 'Nasser M. Abbasi' via FriCAS - computer algebra system <fricas-devel@googlegroups.com> wrote:
> Hello Matrin, > > Sure, will try your version on a large integration test file and see if it > is faster than the what I had with 10.3 sage. > > The problem is that I know nothing about github. I just know how to login > to github and enter bug reports on the CAS systems I use at the issues > page. That is all. > > When I build sagemath, I download the sagemath latest zip file from > https://mirrors.mit.edu/sage/devel/index.html > > I have no idea how to do what you said "try the branch at" . I do not know > what this means. > > I see on the link you gave no zip file for sagemath to download. > > If you could give me a link to sagemath zip file with your fixes in it, > will be happy to download it, build it like I did for 10.3 and try it. > Do you know how to apply patches? If so, you just need to apply the patch corresponding to the PR Martin mentioned. It's here: https://patch-diff.githubusercontent.com/raw/sagemath/sage/pull/37836.diff > > One day I want to take course at school how to use github if I can find > one. > It doesn't have much to do with GitHub, it's git that you need to know a bit about. GitHub is just a hosting platform for git repositories. HTH Dima > > --Nasser > > On Saturday, April 20, 2024 at 8:12:00 AM UTC-5 axio...@yahoo.de wrote: > >> Hi Nasser, >> >> could you try the branch at https://github.com/sagemath/sage/pull/37836? >> It should give significant performance gains for your testsuite. >> >> Best wishes, >> >> Martin >> >> On Friday 19 April 2024 at 11:49:49 UTC+2 Dima Pasechnik wrote: >> >>> On Fri, Apr 19, 2024 at 01:26:27AM -0700, 'Martin R' via FriCAS - >>> computer algebra system wrote: >>> > I don't know how to do it. Note that this should really work with any >>> lisp >>> > implementation to make sense, because some people (eg., me) will have >>> > fricas installed with sbcl (because this is fastest), and the >>> interface >>> > shouldn't insist on an ECL installation. >>> > >>> > Do you know how to do it? >>> >>> There is https://github.com/quil-lang/sbcl-librarian >>> which relies on a recent >>> https://www.sbcl.org/manual/#Calling-Lisp-From-C >>> >>> If SBCL is the preferred Lisp then this route can be pursued - >>> I don't however know enough about FriCAS to see how to use >>> sbcl-librarian to call FriCAS functions from Python. >>> (There doesn't even seem to be an example on calling FriCAS from its >>> underlyng Lisp available anywhere - from that it should be doable) >>> >>> I don't think it can be totally Lisp-agnostic: >>> SBCL does not allow embedding in the way ECL does (It's Embeddable >>> Common Lisp for a reason...) >>> >>> Dima >>> >>> >>> > >>> > Martin >>> > >>> > On Thursday 18 April 2024 at 23:53:10 UTC+2 Dima Pasechnik wrote: >>> > >>> > >>> > >>> > On 18 April 2024 21:51:34 BST, 'Martin R' via FriCAS - computer >>> algebra >>> > system <fricas...@googlegroups.com> wrote: >>> > >OK, I think I have to give up. The InputForm consists of 23 964 324 >>> > >atoms. I guess that there is no sensible way to transmit this, right? >>> > >>> > In-memory - just how Maxima library interface is operating. >>> > No need for pexpect interface then. >>> > Create a FAS module loadable into libecl, >>> > and, well, you have a huge increase in speed of the interface. >>> > >>> > >>> > > >>> > >Martin >>> > >On Thursday 18 April 2024 at 21:50:57 UTC+2 Martin R wrote: >>> > > >>> > >> I have now FriCAS with ECL, but I now realize that I am doing very >>> silly >>> > >> things in the interface between FriCAS to sage: >>> > >> * I do an unnecessary unparse of the InputForm (this runs forever >>> on >>> > ECL, >>> > >> and crashes sbcl) >>> > >> * I throw the result away >>> > >> * I convert the InputForm into a string using a customized printer >>> > >> * I parse the result >>> > >> >>> > >> Oh dear, what did I do! >>> > >> >>> > >> I guess that I was scared of creating a very long history in the >>> FriCAS >>> > >> process if I transmit the InputForm atom by atom. I guess I should >>> cook >>> > up >>> > >> a simple protocol to transmit an ordered tree, maybe as a Stream. >>> > >> >>> > >> Martin >>> > >> On Thursday 18 April 2024 at 21:03:34 UTC+2 Nasser M. Abbasi wrote: >>> > >> >>> > >>> These are useful lisp commands, I did not know about them. This is >>> what >>> > I >>> > >>> get for my Fricas installation >>> > >>> >>> > >>> FriCAS Computer Algebra System >>> > >>> Version: FriCAS 1.3.10 built with sbcl 2.3.11 >>> > >>> Timestamp: Wed Jan 10 09:37:52 PM CST 2024 >>> > >>> >>> > >>> (1) -> )lisp (lisp-implementation-version) >>> > >>> Value = "2.3.11" >>> > >>> (1) -> )lisp (sb-ext:dynamic-space-size) >>> > >>> >>> > >>> Value = 4294967296 >>> > >>> >>> > >>> I am also running Fricas and sagemath on VBox under windows 10. >>> The OS >>> > is >>> > >>> Linux Manjaro >>> > >>> >>> > >>> >fricas --version >>> > >>> FriCAS 1.3.10 >>> > >>> based on sbcl 2.3.11 >>> > >>> >sage --version >>> > >>> SageMath version 10.3, Release Date: 2024-03-19 >>> > >>> > >>> > >>> On Thursday, April 18, 2024 at 12:01:19 PM UTC-5 axio...@yahoo.de >>> > wrote: >>> > >>> >>> > >>>> Hi Waldek! >>> > >>>> >>> > >>>> Thanks for the rapid answer! >>> > >>>> >>> > >>>> I have: >>> > >>>> )lisp (lisp-implementation-version) >>> > >>>> 2.1.11.debian >>> > >>>> )lisp (sb-ext:dynamic-space-size) >>> > >>>> 1073741824 >>> > >>>> )version >>> > >>>> FriCAS 2022-07-16 compiled at Fr 12 Aug 2022 15:17:27 CEST >>> > >>>> >>> > >>>> I'm currently compiling the ECL version. >>> > >>>> >>> > >>>> Unfortunately, because of the MacOS problem ( >>> > >>>> https://github.com/sagemath/sage/pull/37041) most sage users >>> won't use >>> > >>>> the newest FriCAS. So I'll first check whether that makes a >>> > difference. >>> > >>>> >>> > >>>> Martin >>> > >>>> >>> > >>>> On Thursday 18 April 2024 at 18:11:21 UTC+2 Waldek Hebisch wrote: >>> > >>>> >>> > >>>>> On Thu, Apr 18, 2024 at 08:45:53AM -0700, 'Martin R' via FriCAS >>> - >>> > >>>>> computer algebra system wrote: >>> > >>>>> > I started to look into one of the problems >>> > >>>>> > (https://github.com/sagemath/sage/issues/37813): >>> > >>>>> > >>> > >>>>> > res := integrate((x^2+1)^(1/2)/(x^2+(x+(x^2+1)^(1/2))^(1/2)), >>> x); >>> > >>>>> > >>> > >>>>> > works nicely, but converting to InputForm (which I use to do >>> the >>> > >>>>> > translation to sage) fails. Is there a good reason for that - >>> i.e., >>> > >>>>> is >>> > >>>>> > this a bug, or just a problem with memory? >>> > >>>>> > >>> > >>>>> > Best wishes, >>> > >>>>> > >>> > >>>>> > Martin >>> > >>>>> > >>> > >>>>> > (2) -> inform := res :: INFORM >>> > >>>>> > >>> > >>>>> > Heap exhausted during garbage collection: 0 bytes available, >>> 16 >>> > >>>>> requested. >>> > >>>>> <snip> >>> > >>>>> > Total bytes allocated = 1072734880 >>> > >>>>> > Dynamic-space-size bytes = 1073741824 >>> > >>>>> >>> > >>>>> For me it works. The result is big for humans, but should be no >>> > >>>>> problem for modern computers. I am using FriCAS trunk build >>> > >>>>> using sbcl-1.2.4 (currently with 3Gb limit). Tried also version >>> > >>>>> with 2Gb limit and sbcl-2.2.9 with 1Gb limit. Note >>> > >>>>> I did: >>> > >>>>> >>> > >>>>> res := integrate((x^2+1)^(1/2)/(x^2+(x+(x^2+1)^(1/2))^(1/2)), >>> x); >>> > >>>>> ii := res::InputForm; >>> > >>>>> >>> > >>>>> that is I am _not_ printing resulting InputForm. But I also >>> > >>>>> separately printed the InputForm, it works, just is slow when >>> > >>>>> printing to terminal and useless because the result is much >>> > >>>>> bigger than terminal scrollback buffer. >>> > >>>>> >>> > >>>>> -- >>> > >>>>> Waldek Hebisch >>> > >>>>> >>> > >>>> >>> > > >>> > >>> > -- >>> > You received this message because you are subscribed to the Google >>> Groups "FriCAS - computer algebra system" group. >>> > To unsubscribe from this group and stop receiving emails from it, send >>> an email to fricas-devel...@googlegroups.com. >>> > To view this discussion on the web visit >>> https://groups.google.com/d/msgid/fricas-devel/49a360d1-f38a-4477-bd90-43be950ecd16n%40googlegroups.com. >>> >>> >>> -- > You received this message because you are subscribed to the Google Groups > "FriCAS - computer algebra system" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to fricas-devel+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/fricas-devel/d27c981d-32e7-4743-b1af-00dabdb6384en%40googlegroups.com > <https://groups.google.com/d/msgid/fricas-devel/d27c981d-32e7-4743-b1af-00dabdb6384en%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "FriCAS - computer algebra system" group. To unsubscribe from this group and stop receiving emails from it, send an email to fricas-devel+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/fricas-devel/CAAWYfq34HAYWwdb%2BaMqkP4Y%2BBPuLDQ_Qxm6kw-3RY6922EdiAA%40mail.gmail.com.
