


% -*- texinfo -*-
% @deftypefn {Function File} {} prism (@var{n})
% Create color colormap. This colormap cycles trough red, orange, yellow,
% green, blue and violet. The argument @var{n} should be a scalar. If it
% is omitted, the length of the current colormap or 64 is assumed.
% @seealso{colormap}
% @end deftypefn