Hello I would like to find the function IDW (inverse distances weighted). Thanks for your help -- Michel ARNAUD CIRAD TA60/15 73, av. Jean Fran?ois Breton 34938 MONTPELLIER CEDEX 5 tel : 04 67 59 38 34 Fax : 04 67 59 38 38 -------------- next part -------------- A non-text attachment was scrubbed... Name: michel.arnaud.vcf Type: text/x-vcard Size: 204 bytes Desc: Carte pour Michel ARNAUD Url : https://stat.ethz.ch/pipermail/r-help/attachments/20030226/022c8128/michel.arnaud.vcf