samer@0: function [outputs,state]=amgather(a,its,varargin)
samer@0: 	nout=nargout(a);
samer@0: 	getst=(nargout>1);
samer@0: 	[outputs,state]=with_arrow(a,@run,{});
samer@0: 	function [outs,st]=run(u)
samer@0: 		[outs{1:nout}]=umgather(u,its,varargin{:});
samer@0: 		if getst, st=u.get_state(); else st=[]; end
samer@0: 	end
samer@0: end