Hello all,

I have been able to plot data points onto a surface using plots[matrixplot]. I would like to display a circular geometry with changes in magnitude in the Z-axis. For Example if I had the following matrix:

0 0 1 1 0 0 

0 1 1 1 1 0

0 1 2 2 1 0

0 1 1 1 1 0

0 0 1 1 0 0

I would like  the zero elements to be ignored in the plot as they are not defined.

I was hoping I could provide a special character (such as NULL...