Dear R, When I try to plot e.g. a<-matrix(1:100,10,10) image.plot(a,xlim=c(0,100),ylim=c(0,100)) I get the axis but without filling. I tried a few things, but it only works if I delete the xlim and ylim. Then I have the range from 0:1. Can anyone help me get the right labeling? Thank you, Andy --