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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  • I'm producing some Maple notes for my students, and I'm using the LaTeX "listings" package. This means I can get nice ascii text inside a grey box of the size I want. The trouble is that I also want to include some typeset output, and I'm not quite sure how to mix plain text and mathematics typesetting using listings. Or does somebody know of a better solution? What I want is for the Maple stuff (input and output) to be in grey box, to immediately differentiate it from my other text and discussion. And since the Maple ascii input contains all sorts of characters, the various LaTeX verbatim styles might not be much help.
    Hi Firstly, my apologies if my question has been answered elsewhere. I have browsed the forums but couldn't find anything relevant. My problem is this: I'm trying to install maple-10 on a linux machine which is running Linux From Scratch. (What this means is that it's a linux which I compiled myself and so is not one of the supported distributions.) When I run the installation script the Java VM which is distributed with maple is unpacked and seems to be fine. However, my linux was compiled with NPTL and so when the installer checks for the type of threading it decides that the VM and the threading model are incompatible. It therefore sets the variable LD_ASSUME_LINUX=yes and uses this hack to try and get around it. But when this happens the installation program cannot load any shared libraries because this hack breaks the linker.
    Can we please increase the amount of time uses are logged in after entering their name and password ? I have lost a number of good posts because the time expires while I am writing the post and then I hit submit. You get a blank screen telling you to log in and there is no way to use the forward and back buttons on your browser to resubmit the post. Usually I copy and paste my post to avoid this problem, however sometimes I forget and it's a terrible waste.

    I've just made a sheet with two procedures that can be used to plot financial options at expiry.

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    I am amazed by the behaviour of the following bit of Maple (from maple 10), boiled down from a student project. Looks very buggish to me, but perhaps I am misunderstanding something. I'd be grateful for any comments. (I edited the first line in response to the comment immediately below _ had used ange brackets that were being interpreted as html.) v:=: B:=[0,0]: for i to 2 do v[1]:=i; v[2]:=i; B[i]:=v; end do: B; [Vector(2, {(1) = 2, (2) = 2}), Vector(2, {(1) = 2, (2) = 2})] Added later in the day: as a colleaugue points out, the problem arises presumably because the assignment B[i]:=v leaves B[i] pinting to v rather than the value of v at that time.
    Lately I have been experimenting with structured Gaussian elimination. This is a technique for reducing large sparse systems of linear equations to much smaller dense ones, which can then be solved using a modular method. Needless to say, I had to generate some large sparse linear systems. I wanted the equations to be written as polynomials, because that is the natural sparse representation in Maple and it makes programming structured Gaussian elimination easier (you can use has and indets, for example). So I tried my favorite randpoly command. This was me trying to generate one linear equation:
    I am trying to solve a trascendental equation of the type sin(x)=x, does anybody got an Maple algorithm or have a clue of what metodology can be adopted to solve it. My question goes in two directions: 1) the mathematical way of solving an equation like that 2) the way of implementing the resolution in Maple. For the first topic I knowm this is not the appropriate forum, however since there are a lot of mathematicians particiating I have supposed that someone could help me out, or indicate another forum to post this question. Thank you for your help RV
    Is there a way to perform maintenance on Maple 10?
    I define the tower function as base^^(-1)=0, base^^0=1, and base^^1=base. In general, base^^(height+1)=base^(base^^height). My program to calculate it has four inputs: base, iter( number of iterations),h(fractional part of height), and k(integral part of height). Two outputs: answer and prec(precision). For example 1.21^^(1/3)=1.1056691794 and 1.21^^(2/3) =1.1702307336. For this program .20<base<1.44, 0<=h<=1, and iter>=20 an even integer. If base<1 or k<=-2 the answer will be complex. This cannot be used for 1.60^^(7/2)=3.0863796925. I would like to put this in my library.

    Maple 10 comes in both a 32bit and 64bit version for Linux. It's possible to run both versions, installed to the same base location, on a machine with the appropriate operating system runtime configuration. There are some interesting performance differences between the two versions.

    I'll say a few words about the installation. I installed both under /usr/local/maple10 on an Athlon64 3200+ running the x86-64 version of the Fedora Core 2 operating system. I have the 32bit...

    Maplets for Calculus is a collection of maplets designed to help students practice their calculus problem-solving skills and to assist instructors in providing effective classroom demonstrations (including 2- and 3-D visualization -- even animation). The maplets cover all major topics in single-variable calculus - limits, derivatives, integrals, differential equations, sequences, series, and polar coordinates. Some of the maplets help to build intuition and some provide practice with routine computational techniques. An individual license for Maplets for Calculus is available through the MapleConnect program at . Lab/Classroom bundles and site licenses are also available. The complete list of maplets and sample videos may be seen at .
    What do you think about it? This is a result of calculation by my package on Maple language.
    I'm curious. How do people write large-scale programming projects in Maple? I'm interested in both the interface they use for said writing, plus the style. For example, I would like to have an editor that does syntax highlighting, indents, and balances brackets for me. Is there such a thing? Second, what is the preferred style to do these things? I used to do it by having a huge file where several procedures were defined in it. I would load this file with read(). How about OOP abilities in Maple? Mathematicians think OOPly. I think you can declare new datatypes (remind me how), but is there a good way to go as far and declare objects?
    The control(menus, buttons, ..etc) font of maple is ugly on linux jdk 1.4.x. So I tried to run maple on jdk 5.0 with swing.aatext=true option. I have installed crimson xml parser at {maple installation dir}/java directory. And I tried to start maple. But maple didn't start with next exception. Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException: No such child: 0 at java.awt.Container.getComponent(Container.java:280) at com.maplesoft.mathdoc.components.dockingtools.WmiBorderSplitPane$DockContainer.(Unknown Source) at com.maplesoft.mathdoc.components.dockingtools.WmiBorderSplitPane.addAtLocation(Unknown Source)
    Hi everybody, I'm new to this site, I did a search and looked through the topics but did not find anything regarding a problem I'm having with Maple 10.02 : EDIT BELOW: Problem now solved! While running a "for" loop containing some very very large equations the evaluation would stop and a window would say "Connection to kernel was lost." I finally determined that the mserver.exe process had quit, causing this message. I have configured my firewall to permit all communications that maple and mserver want to do. The worksheet is a translation from an older version (Maple V R4 ...), the worksheet and the loop ran fine in Maple VR4, but I get the above mentioned problem when running the worksheet in Maple 10. I've translated the code into the updated language, but I still get the error. The loop in question is:
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