hi, i'm tring to plot a streamline my set of data is like this : Vectors: dx dy u v lat lon
-6.25000 -2.50000 1.717 -7.092 40.644167 14.092523 -6.25000 -1.25000 1.631 -9.520 40.655418 14.092523 -6.25000 0.00000 1.251 -12.137 40.666667 14.092523 -6.25000 1.25000 0.313 -12.531 40.677914 14.092523 -5.00000 -2.50000 2.789 -4.769 40.644167 14.107351 -5.00000 -1.25000 1.593 -7.360 40.655418 14.107351 -5.00000 0.00000 1.259 -9.956 40.666667 14.107351 -5.00000 1.25000 -0.763 -17.315 40.677914 14.107351 ...... ........ i'm studing a metod for visualize this data any suggestion is more apprechated! thanks Massimo _______________________________________________ R-sig-Geo mailing list R-sig-Geo@stat.math.ethz.ch https://stat.ethz.ch/mailman/listinfo/r-sig-geo