I am looking for the R command and syntax to compute the roots of Bessel function i.e. computing the z values that lead to Jnu(z)=0 where J is a Bessel function or order nu.
May You help me ?
thanks in advance.
Dr Catherine COUTAND Institut National de la Recherche Agronomique (INRA) umr Physiologie Int�grative de l'Arbre Fruitier et Forestier (PIAF) 234 av. du Br�zet 63039 Clermont-Ferrand cedex 02 France
tel : 00-33-(0)4-73-62-46-73 fax : 00-33-(0)4-73-62-44-54 email : [EMAIL PROTECTED] http://www.clermont.inra.fr/piaf
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