Groups > comp.soft-sys.math.mathematica > #1779

solution

From	amelia Jackson <meli.jacson@gmail.com>
Newsgroups	comp.soft-sys.math.mathematica
Subject	solution
Date	2011-04-19 10:56 +0000
Organization	Steven M. Christensen and Associates, Inc and MathTensor, Inc.
Message-ID	<iojpp7$i52$1@smc.vnet.net> (permalink)

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Dear MathGroup,

I have a problem. I want to find solution:
r := Table[
k /. FindRoot[BesselJ[0, k] + k BesselJ[1, k] == 0, {k, n}], {n, 1, 100}]

but I get about 30 roots. I need about 100 or more.
I think that "step" "n" tend to Pi

Please for help...

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solution amelia Jackson <meli.jacson@gmail.com> - 2011-04-19 10:56 +0000
  Re: solution "Sjoerd C. de Vries" <sjoerd.c.devries@gmail.com> - 2011-04-20 08:27 +0000
  Re: solution Gary Wardall <gwardall@gmail.com> - 2011-04-20 08:29 +0000
  Re: solution Peter <petsie@dordos.net> - 2011-04-22 09:40 +0000

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