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Bessel FUnction small arguments

  1. Dec 10, 2009 #1
    What are the approximations for Bessel functions J_n with small arguments? I've had a very hard time finding this online.

    Thanks!
    -Matt
     
  2. jcsd
  3. Dec 10, 2009 #2
    May want to try WolframAlpha cite http://www.wolframalpha.com/" [Broken]

    Enter "J(n,x)"

    and see Taylor Series about x=0
     
    Last edited by a moderator: May 4, 2017
  4. Dec 14, 2009 #3

    jasonRF

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    Abramowitz and Stegun is my first go-to source for special function properties. It is available online! The chapter on Bessel functions of integer order can be found at:

    http://www.math.ucla.edu/~cbm/aands//page_355.htm [Broken]

    enjoy
     
    Last edited by a moderator: May 4, 2017
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