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  • "asymptotically instead"?

    From Peter Luschny@21:1/5 to All on Mon Oct 23 14:55:49 2017
    ogf := (1/x)*BesselI(0, x^(-1/2)/2)^4*BesselK(0, x^(-1/2)/2)^4: series(ogf,x,20): seq(simplify(coeff(%,x,n)),n=0..6);

    # This works for me (I have a very old version).
    # Someone told me that it does not work with Maple 2017.
    # Updating is not always a good idea with Maple.

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  • From none) (Rouben Rostamian@21:1/5 to peter.luschny@gmail.com on Tue Oct 24 05:12:11 2017
    In article <b0a58aa5-3db0-4155-8cf2-bab96f5e8923@googlegroups.com>,
    Peter Luschny <peter.luschny@gmail.com> wrote:
    ogf := (1/x)*BesselI(0, x^(-1/2)/2)^4*BesselK(0, x^(-1/2)/2)^4: >series(ogf,x,20): seq(simplify(coeff(%,x,n)),n=0..6);

    # This works for me (I have a very old version).
    # Someone told me that it does not work with Maple 2017.
    # Updating is not always a good idea with Maple.

    Perhaps this will shed light:

    plots:-complexplot(ogf, x=-0.1..0.1, scaling=constrained);

    --
    the shadow

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  • From acer@21:1/5 to Peter Luschny on Tue Oct 24 00:14:26 2017
    On Monday, October 23, 2017 at 5:55:50 PM UTC-4, Peter Luschny wrote:
    ogf := (1/x)*BesselI(0, x^(-1/2)/2)^4*BesselK(0, x^(-1/2)/2)^4: series(ogf,x,20): seq(simplify(coeff(%,x,n)),n=0..6);

    # This works for me (I have a very old version).
    # Someone told me that it does not work with Maple 2017.
    # Updating is not always a good idea with Maple.


    restart;
    ogf := (1/x)*BesselI(0, x^(-1/2)/2)^4*BesselK(0, x^(-1/2)/2)^4: MultiSeries:-series(ogf,x,20): seq(simplify(coeff(%,x,n)),n=0..6);
    0, 1, 2, 15, 302, 12559, 900288

    kernelopts(version);
    Maple 2017.2, X86 64 LINUX, Jul 19 2017, Build ID 1247392

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