% -*- texinfo -*-
% @deftypefn {Function File} {@var{idx} =} dsearch (@var{x}, @var{y}, @var{tri}, @var{xi}, @var{yi})
% @deftypefnx {Function File} {@var{idx} =} dsearch (@var{x}, @var{y}, @var{tri}, @var{xi}, @var{yi}, @var{s})
% Returns the index @var{idx} or the closest point in @code{@var{x}, @var{y}}
% to the elements @code{[@var{xi}(:), @var{yi}(:)]}. The variable @var{s} is
% accepted but ignored for compatibility.
% @seealso{dsearchn, tsearch}
% @end deftypefn