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 was wondering if anyone might know how to print the intermediate steps when using the dsolve function in to solve a 4th order ODE. I get the result of the dsolve function, but I want to see the actual steps that maple takes to get there. Is this feasible at all, or is there another much simpler method that I'm just not finding? Thanks in advance Jimmy Navarski
    Does anyone know how use the command VolumeOfRevolution so that its plot output shows an n number of disks, instead of a continuous surface? The Volume Of Revolution Tutor allows one to specify if the output plot is in the form of a continous volume or with disks, but I can't get disks to display work from a worksheet. Thanks, Phil
      restart; kernelopts(version);
      Digits:=14:
      2^(32); evalf(%); identify(%);
    
            Maple 10.06, IBM INTEL NT, Oct 2 2006 Build ID 255401
    
                                  4294967296
                                             10
                              0.4294967296 10
    
    Error, (in isFuncOfTest) numeric exception: overflow
    
    
    Dear Sir: I try to learn to use the linear algebra in maple. I try to compute the following matrices. restart; assume(a>0,b>0,c>0); with(LinearAlgebra): M:=Matrix([[a, 0],[0, b]]); K:=Matrix([[c,-c],[-c,c]]); V:=Eigenvectors(K,M); X:=V[2]; Multiply(Multiply(X^%T,M),X); I expect that the final result should be the indentity matrix. However, it does not produce what I expect. Please give me some advice to get the identity matrix. Thank you.
      restart; kernelopts(version);
      #Digits:=15:
      evalf(hypergeom([1.0,3.0],[2.0],1.04+0.1*I));
    
            Maple 10.06, IBM INTEL NT, Oct 2 2006 Build ID 255401
    
      Error, (in evalf/hypergeom/one_f_II) invalid assignment to Digits
    
    
    It should be ~ -27700/841-21375/841*I as floats with good exactness.
    
    
    Is our world could be exist in the complex space? We already know that our living space are in 3-D. But if the space we live is actually in the complex one, then that means we are living in the 6-D sapce. Maybe it is hard to say what the dimension of our space really are. One thing for sure is there always some mysteries waitting to be answered. Quantum mechanics is one big mystery in the physics, I think. What is the matter wave? What make the tunneling effect? Why we have to use the probability to describe the quantum world? There must be something we do not know yet. Is there any possibility to say that we can deal the quantum problem within the complex space, not in the Hibert space? Or is there any possibility to have a better describtion to the quantum world? Yes, I think it is.
    Somethings that I would love to see in maple: 1. A visual studio Intelli-Sense like funtion so plot( would show what the parameters are. 2. In M11, when you get the auto texted arrow (->), if you assign to a variable, it would be handy to note what the variable was. 3. when you edit a auto text arrow, and it contains 'to', the 'to' becomes bolded, which looks a little jarring. 4. It would be nice to be able to assign a output to a function, not just a name. Hopefully something here might be a good idea! =) keep up the great work!
    Hello, I have a question about concurent version of Maple. It is needed to install Maple on server with Flexml, as a licence server. Then I install Maple on client side with the link to the licence server. My question is: When I compute something in Maple, is it computed on server site or on my local machine and the server is only like licence server? Thank you Vladimir
    Anyone having issues with the printing time in Maple 10 when there are graphs? I have to print 12 graphs for a class and it took over 20 minutes. I never had this problem in any other version of Maple. Any suggestions?
    Not sure where to report this. I tried emailing tech support through the web form, but it rejected my valid product code (nice). Here's the text of my message: I've just started using Maple 11 (upgrade from Maple 10) and I'm getting a really bad crash. All I'm doing at this point is experimenting and learning (new user), so the types of input I'm dealing with are along the lines of: > restart; > plot(sin(x), x=-5..5); And the like. The problem is, in some circumstances, but not others, Maple 11 will just shut down. No messages, no warning, nothing. It's just gone, and whatever I was working
    I have a simple expression of the type F:= -kT*ln(Q^N); that I am trying to manipulate, but after using "expand" the resulting expression is -kT.ln(Q^N) instead of -kT.N.ln(Q) Why "expand" does not work? Is there anything else I must do in order for expand to perform the expansion?
    Hello All: I recently just purchased Maple, so perhaps I just don't know how to do this yet, but I think the ability to plot data on world maps would be a great feature to include. I am an Earth Scientist and often I have to port my data to something like GMT to plot fault data or seismicity on geographic locations. I know that both IDL and Matlab have those capabilities, and I think it would a great feature to include in Maple. Other solutions of this sort have just created ports to the GMT commnads. R creates a port to the GMT system calls, and SciPy with Matplotlib w/ basemap allow one to plot data on world maps.
    I have maple 9.5, on win xp professional. It worked well for a long time. Once I installed i.explorer7 and I had some problems. I resolved all of them except that now maple 9.5 does not work any more (while maple classic 9.5 is still working). I tried do uninstall maple and reinstall it, but it still does not work... When I run maple, I do not have any error message, simply maple do not start. Any suggestion? thanks giovanni
    The search engine for Maple 10's help pages could be greatly improved if it used fuzzy techniques. At present, unless the query is spelled correctly, the answer is No Matches Found. Perhaps Google could be persuaded to provide an engine... but without ads please! J. Tarr
    Has it ever been considered to have some sort of Maple specific publication in connection with mapleprimes ? Some sort of refereed or peer reviewed publication available to the public or mapleprimes/maplesoft, that members of either of these entities can publish to. Even if it's only available online. was just wondering. v/r,
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