Function Reference
— Function File: spy (x)
— Function File: spy (..., markersize)
— Function File: spy (..., LineSpec)

Plot the sparsity pattern of the sparse matrix x. If the argument markersize is given as an scalar value, it is used to determine the point size in the plot. If the string LineSpec is given it is passed to plot and determines the appearance of the plot.

See also: plot