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- function y = union(a,b)
-
- # usage: union(a,b)
- #
- # Returns the union of sets a and b.
- #
- # See - create_set, intersection, complement
-
- if (nargin != 2)
- usage ("union(a,b)");
- endif
-
- if(isempty(a))
- y = create_set(b);
- elseif(isempty(b))
- y = create_set(a);
- else
- [nra, nca] = size(a);
- a = reshape(a,1,nra*nca);
- [nrb, ncb] = size(b);
- b = reshape(b,1,nrb*ncb);
- y = create_set([a, b]);
- endif
-
- endfunction
-