MaplePrimes Posts

MaplePrimes Posts are for sharing your experiences, techniques and opinions about Maple, MapleSim and related products, as well as general interests in math and computing.

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  • Hello, I am trying to install Maple8 on Ubuntu Edgy. I managed to make Maple8 work on Ubuntu Dapper using this HowTo. But after upgrade to Edgy Eft Maple does not work. karel@stazka:/usr/local/maple8/bin$ ./maple /usr/local/maple8/bin.IBM_INTEL_LINUX/mserver: relocation error: /usr/local/maple8/bin.IBM_INTEL_LINUX/libmaple.so: symbol errno, version GLIBC_2.0 not defined in file libc.so.6 with link time reference karel@stazka:/usr/local/maple8/bin$ export LD_ASSUME_KERNEL=2.4.1 karel@stazka:/usr/local/maple8/bin$ ./maple
    This was discovered in 1999, but I thought I might share it since Maple was involved. I think it was the largest composite fermat number discovered until that period. http://www.spd.dcu.ie/johnbcos/fermat.htm
    I went through a chapter of the title, "Applications of Abstract Algebra With MAPLE", by Richard E. Klima, et al, and worked through the example of a Reed-Solomon Error Correcting Code. I thought I would share this. View 285_Abstract Algebra Application Reed Solomon Code.mw on MapleNet or Download 285_Abstract Algebra Application Reed Solomon Code.mw
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    Hi, one of my maple codes gave surprising results. After some debugging, it could be traced to a behavior that can be illustrated by the following code: f := proc(x := X) option remember; x; end proc: g := proc(x := X) x; end proc: X := 0: f(); g(); X := 1: f(); g(); The code outputs 0 0 0 1 Apparently, the fact that X has been updated is not considered in the remember table. Is this behavior documented? It is very counterintuitive; one would expect the 'remember' facility to be transparent and f() and g() to behave identically.
    Not sure if this is known or not, I couldn't find any reference to it. If you have a Maplet that you serve over the Internet using MapleNet, if the Maplet code has a trailing comment character - # -, then the Maplet won't display. You get the unhelp error message: "Exception is server did not return a correct Maplet Definition. Results were" It's a trivial problem once you find it, but finding it was not trivial. For the MapleNet developers. Take any Maplet, add a new line at the end of the file, put a comment character at the start of the line. The Maplet will not work. You can add the comment char to the .maplet file or to a .mw that is then exported. Happens in MapleNet 10.5 and MapleNet 11.
    Maplesoft just posted a new page giving more details on the upcoming version of Maple 11 for Windows Vista.

    Maplesoft is currently working to ensure that Maple 11 is compatible with Windows Vista.

    This web page contains information describing the current status of Maple 11 support for Vista and how you will be able to receive it when it becomes available. This information will be updated frequently as Maplesoft prepares to support Vista.
      The Vista version of Maple 11 will be available in the coming weeks.  Current Maple 11 users will be notified via email as soon as it is available.  Users can also check this page for updates.
      It will be available to all users running Maple 11 via a download that will be accessible through this web page. Users will need their purchase code used at the time of purchase to download the software. There will also be an option to order a CD copy.  More details to come.

    Has anyone here ever been involved with Cambridge's mathematical tripos exams in any way ? For example as an examiner, test taker or coach ? I've always heard of this exam with respect to biographies of famous mathematicians, and to me it's surrounded by a lot of lore and mystery. Does any of the colleges of Cambridge also have the actual tests of many of these famous people archived, dating back from the 17th or 18th century ? v/r,
    For some reason, whenever I make a 2D plot in Maple 11, the line always seems to be 'wobbly', not completely smooth like it should be. Does anyone know how to fix this? Thanks
    I must admit that I have a lot of fun looking at the evolution over time of the Maple Rankings. I'll use this blog entry for some commentary, because it's fun to record these snapshots.
    Why isn't it still possible to easily create and play sound like with Mathematica?????
    I'm preparing for the GRE and would like to know if anyone thinks Maple can help ? Has anyone here ever used Maple to prepare for the quantitative section of the GRE ? Is there an application related to the GRE in the maple application center on the maplesoft site ? respectfully,
    If anyone is familiar with the partially solved encrypted message in a piece of art on the grounds of the C.I.A, does anyone think Maple would be useful for this problem ? respectfully,

    I was mulling over an example that behaved differently when cut and pasted in a Document (2dmath input) and a Worksheet (1dmath maple input). The example was this,

    M := Matrix([a]);
    N := Matrix([b]);
    (M.N)[1,1];
    (M.N+N)[1, 1];

    The last line of that, in Maple 11.00, produces the product of the list [1,1] and the addition M.N+N, instead of indexing into that sum's Matrix result as it does with 1dmath input.

    Is that a bug? Clearly there are...

    In this episode, Tom Lee has an engaging conversation with Prof. Jack Weiner from the University of Guelph, about the impact of new math teaching tools and the appropriate use of emerging technology in the classroom. Jack is an award winning teacher and the author of "The Math Survival Kit”. Tom also sits down with Jan Bakus, a senior applications engineer at Maplesoft, to talk about BlockImporter and why someone in the simulation and modeling world should get excited about this new product. Click here to get the latest episode.

    Maple uses the GnuMP (a.k.a. GMP, or gmp) library in computing with large integers, see ?gmp .

    Visiting the GMP web page one can find this interesting benchmark table. It indicates a higher known benchmark for Opteron/Athlon64 than for Core2. (I don't know that GMP makes special use of multiple cores at this time.)

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