Set Dimensions...

This command is in the Matrix menu. It allows to specify the number of rows and columns of a matrix

In this window, you can also define X-values and Y-values. These X and Y ranges will only be used by the 3D-plot, they are not known if you choose to define the content of the matrix with the Set Values Dialog.

Figure 5.49. The Set Dimensions... dialog for matrix.

The Set Dimensions... dialog for matrix.