% -*- texinfo -*-
% @deftypefn {Function File} {} treeplot (@var{tree})
% @deftypefnx {Function File} {} treeplot (@var{tree}, @var{line_style}, @var{edge_style})
% Produces a graph of tree or forest. The first argument is vector of
% predecessors, optional parameters @var{line_style} and @var{edge_style}
% define the output style. The complexity of the algorithm is O(n) in
% terms of is time and memory requirements.
% @seealso{etreeplot, gplot}
% @end deftypefn