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A Countable Connected Urysohn Space Containing a Dispersion Point
1972
Proceedings of the American Mathematical Society
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Answering a question of Martin, Roy gave the first example of a countable connected Urysohn space with a dispersion point. Here we give a much simpler example of such a space.
doi:10.2307/2038489
fatcat:okkl5au3qzhx5dt4ffhom76poy