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Message-ID: <4642959.586571237895111040.JavaMail.root@wmail54>
Date: 2009-03-24T11:45:11Z
From: giuseppeform at libero.it
Subject: Variogram with Gstat

Dear all can you help me? i have this problem: i have a dataset in a text file 
in a matrix of 3 columns: x, y, z where x and y are the coordinates and Z are 
the mesurements. How  can i do a variogram with R?