samer@4: % tuple - collect arguments into a cell array
samer@4: %
samer@32: % tuple :: A{1:N} -> cell A@typelist(N).
samer@32: %
samer@4: % ie tuple(a,b,c,...) = {a,b,c,....}
samer@32: function x=tuple(varargin), x=varargin;