Re: Simplifying Bessel Functions
- To: mathgroup at smc.vnet.net
- Subject: [mg92515] Re: [mg92474] Simplifying Bessel Functions
- From: Bob Hanlon <hanlonr at cox.net>
- Date: Thu, 2 Oct 2008 04:36:37 -0400 (EDT)
- Reply-to: hanlonr at cox.net
ruleBessel = {BesselJ[n_Integer, BesselJZero[n_, m_Symbol? (Element[#, Integers] && # > 0 &)]] :> 0}; n /: Element[n, Integers] = True; n /: n > 0 = True; BesselJ[0, BesselJZero[0, n]] /. ruleBessel 0 Bob Hanlon ---- Aaron Fude <aaronfude at gmail.com> wrote: ============= Hi, What do I need to do to make mathematica recognize the following expression as zero: BesselJ[0, BesselJZero[0, n]] Many thanks in advance, Aaron -- Bob Hanlon