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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  • We have an opening for a software developer in the Mathematical Software Development group at Maplesoft. This opportunity involves joining a team of highly educated and motivated people who are developing and implementing sophisticated algorithms for mathematics at all levels, from undergraduate education through to professional research. The successful candidate will have a strong background in both mathematics and computer science, preferably with an advanced degree. Experience with Maple, particularly with programming in Maple, is a definite asset.
    I did not see an official policy about asking homework questions on MaplePrimes (at least a search for 'homework' did not turn up anything relevant). A number of other sites and mailing lists which I am on have such policies. A particularly like the policy from the Haskell-cafe list. It strikes an excellent middle-ground between being helpful and active participation in academic dishonesty.
    I have a question about Maple 10 updates. If I would like to update my Maple 10.00 installation which of the updates should I install to get completly Maple 10.06. Thank you. Vladimir
    Over the last couple of months I have been writing various procedures related to quantum optics and quantum mechanics in Maple 10. I have decided to put all the procedures together in a MODULE that can now be found online here: Toolbox for Quantum Optics I have also included a manual (in pdf format), an example worksheet and the module.
    I'm contemplating getting version 11. I would like to know if after updating, would I still have the calculator, and choice of using the classic worksheet version of Maple accesible through the desktop that I got after getting version 10 ? Will any of these items be altered or disappear after upgrading to 11 ? thanks, Dan
    I've wanted a Maple IDE for a long time. Still do. And apparently, I am not the only one who thinks that such a product could really sell.
    While I was over on Wolfram Research's web site (to provide a link for another post), I saw an interesting link to a Technology Guide. First, let me warn the techies: it is absolutely shameless marketing on their part. Second, again for the techies: take a look at it and drool! It is astonishing. They take basic technology, very little of which is Mathematica-specific, and turn it into a very sexy marketing story. In fact, some of the technology highlighted is ancient history in Maple, yet they managed to make it sound fresh, new, and Mathematica-only. I have to say 'wow'.
    Hello, Can anyone give me the format to input the logic statement AND in an IF THEN statement? I am trying to evaluate an expression of the form: IF 2 <><> 6 THEN z = 10 END IF Thanks, Ken
    I came across this news item: A chip with 80 processing cores and capable of more than a trillion calculations per second (teraflop) has been unveiled by Intel.
    Hello, I use embedded components a lot, but I would like to create them dynamically from my own procedure, e.g. as an output. The reason is, that in new Mathematica 6 is possible to create a plot with slider to show an influence of variable to the plot. I would like to create the similar output in Maple. Thank you. Vladimir

    While numerically testing a solution for the February 2007 IBM Ponder This challenge I had to generate a large n×2 Array of random floats uniformly distributed in [0,1).

    Yet another Fourier series package? This package provides new data structure for the representation of trigonometric series and few procedures to work with trigonometric series and to compute Fourier series. Some procedures and data structure are similar to OrthogonalSeries package (but not the same).

    I am trying to discover what the error of the FFT implementation within Maple is. Here is the problem: f=some array of values f2=iFFT( FFT( f)) Error = Absolute value (f-f2) point by point. For example, within the IDL programming environment, Error tends to lie between 10^-14 and 10^-16 for double precision calculations, independent of array size. Normally I would just calculate the array, then plot the results. I am having trouble getting Maple to plot an array of values, since data analysis seems not to be one of the functions that this program was designed for. I have also been unable to find any sort of general discussion on the errors inherent with the standard algorithms, though it appears that these errors should be within factors of 10 of the minimum number on the machine.
    There was a discussion on comp.soft-sys.maths.maple about how well Maple obtains the Jordan Normal Form of a (square) matrix. LinearAlgebra[JordanForm] is limited to matrices of integers, so it can make severe demands on computer memory; furthermore, in practice, one is often confronted with floating point data. However, linalg[jordan] operates on matrices of both integer and floating point data.
    Wonder is someone can help I need to Minimize the non-linear objective function: Obj:=(1/4*a[1]+3/4*a[2]+7/8*a[3]+15/8*a[5]+2*a[6]+19/8*a[7]+21/8*a[8]+1/4*b[1]+ 3/4*b[2]+7/8*b[3]+15/8*b[5]+2*b[6]+19/8*b[7]+21/8*b[8])^2 subject to the following constraints: CON1:=add(a[n],n=1..8)=4 CON2:=add(b[n],n=1..8)=4 CON3:=seq(a[n]+b[n]=1,n=1..8) CON4:=seq(or(a[n]=0,b[n]=1),n=1..8) With(Optimization): NLPSolve(Obj,{CON1,CON2,CON3,CON4},assume = nonnegative); produces this: Error, (in Optimization:-NLPSolve) constraints must be specified as a set or list of equalities and inequalities
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