% -*- texinfo -*-
% @deftypefn {Function File} {} spy (@var{x})
% @deftypefnx {Function File} {} spy (@dots{}, @var{markersize})
% @deftypefnx {Function File} {} spy (@dots{}, @var{line_spec})
% Plot the sparsity pattern of the sparse matrix @var{x}. If the argument
% @var{markersize} is given as an scalar value, it is used to determine the
% point size in the plot. If the string @var{line_spec} is given it is
% passed to @code{plot} and determines the appearance of the plot.
% @seealso{plot}
% @end deftypefn