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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  • Is there a size limit on the matrices and vectors? In case there is one, is it possible to extend this limitation?
    I've done a proc to produce a list of compound Poisson random variables as below, but it's not fast enough. I suspect there are better ways to do the same. Comments and solutions welcome! with(Statistics): FFFF := proc (g) local i, x, y, S; for i to g do x[i] := floor(convert(Sample(RandomVariable(Poisson(1)), 1), `+`)); if 0
    Recently Dr. Israel responded to my request for help in extending the EllipticF function past the limit of Pi/2 for the amplitude (see topic titled Elliptic Integrals). After reviewing A&S Chapter 17, I have tried to duplicate the results using the JacobiAM function in Maple. The help page for this function indicates that there is no limit on the amplitude. The attached worksheet evaluates the form suggested by A&S, Eq. 17.4.3 and the JacobiAM function. It is interesting to note the only when the argument given to the EllipticF function is equal to the remainder of Pi/2 - beta that the two expressions are equal. I would think that the JacobiAM form is a more compact representation of EllipticF for amplitudes greater than Pi/2. Are the two functions equivalent as used in the worksheet?
    Hello people. I tried to plot the graph plot(sqrt(sin(x))/sqrt(cos(x))) and I believe it was wrong. The graph was different from the one my Ti gave. So I went online and check with a third party online grapher: http://www.walterzorn.com/grapher/grapher_e.htm and do some calculation on my own. I believe Maple's was wrong. Any idea? Thanks.
    Hi there. How are you? I feel sorry since I purchased Maple. Let see if you would agree. First of all, it is inferior to the Ti-89 in some aspects. I have tried to use Maple 11.02 to solve the problems: (sqrt(2)+1)^x+(sqrt(2)-1)^x = 3; And Maple 11.02 fail to solve, then I tried to solve numerically, it missed one solution. There must be 2 solutions for the problem above and Maple missed 1, the Ti-89 beats it hand down. The second problem I tried was: int(sqrt(sin(x))/(sqrt(sin(x))+sqrt(cos(x))), x = 0 .. (1/2)*Pi); and Maple even stuck... The Ti-89 return answer correctly within about 20 secs.
    Does anyone know how to get the openmaple api to compile in the presence of the package com.webobjects .foundation?
    This week I made up an exam using Maple where I didn't want the input to be visible. I used View|Show/Hide to accomplish that. This worked alright within a short time frame. I could save the file with the input hidden, and then I could reload the file and, upon re-checking input to show, all the input would re-appear. However, when I let the file sit for a few days and then tried to re-show the input today, all the input in each execution group was condensed into one line with '?'.

    This sure seems like a Maple bug to me. Does anyone have any other ideas about how this could happen? Or how one might recover the input?
    Just a friendly reminder, Regards, Introduction to Maple 11 Tuesday, January 8, 2008 2:00 pm EST. Register here. In this one-hour demonstration and Q & A forum you will learn about Maple 11’s smart-document user interface, enhanced mathematical power, and increased connectivity to other tools; all of which will dramatically improve your mathematical and technical problem-solving capabilities. Introduction to Maple T.A. 3.0 Tuesday, January 15, 2008 2:00 pm EST. Register here. Focusing on ease of use, this release contains an enriched authoring environment, a brand-new Gradebook, and additional authentication and administration features.
    How can I write an algorithm in maple that gives me a lisft of the Fibonacci polynomies between two numbers using the recursion: F1(x) = 1 F2(x) = x Fn+1(x) = x*Fn(x) + Fn−1(x) if anyone knows please help me!! And the same question(gettin a list between two numbers) using the sum: sum(binomial(n-j-1,j)*x^(n-2j-1))),j=0..floor((n-1)/2) Please help... Thanks =D Jacob
    Have you ever plotted a function in Maple and then found that the range you plotted it on wasn't really what you wanted? You can always re-execute the command, of course, but that means working out exactly what the range is for that interesting feature you want to investigate, and if you've made changes to the plot those will be lost. However Maple has the ability to zoom in on a plot interactively, without re-executing the command. The Axis Properties dialog lets you change the range numerically, but you can also do so using the mouse. Go to the plot toolbar and click on the Scale plot axes button (it looks like a red ball with an arrow). If you have an animation you will need to click on the word "plot" above the toolbar to switch from animation to plot toolbar. Now put the mouse in the middle of the plot and drag it. Dragging it down will zoom out, increasing the range; dragging it up will zoom in. The Translate plot axes button lets you 'pan' i.e. move the centre of the axis ranges without changing the range size.
    maribel has 1.25 in her pocket.The money is in quarters and dimes.There are a total of 8 coins.How many quarters and dimes does Maribel have in her pocket?
    How can I write a recursive algorithm on maple wich gives me the fibonacci polinomies knowing that: F1(x) = 1 F2(x) = x Fn+1(x) = xFn(x) + Fn−1(x), n = 2, 3, ... help me please!!!
    How can I write a recursive algorithm on maple wich gives me the fibonacci polinomies knowing that: F1(x) = 1 F2(x) = x Fn+1(x) = xFn(x) + Fn−1(x), n = 2, 3, ... help me please!!!
    To those who are interested: New version of FourierTrigSeries package was released. This release fixes a bug in ExploreFourierSeriesCoefficients procedure. FourierTrigSeries package provides new data structure for the representation of trigonometric series and also several procedures to manipulate with trigonometric series and to compute Fourier series. Visit the homepage and see some examples. Try also the online Fourier series calculator.
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