A space of pointwise countable type and perfect maps

A space of pointwise countable type and perfect maps
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by Haruto Ohta PDF

Proc. Amer. Math. Soc. 85 (1982), 139-140 Request permission

There exists a Lindelöf space, of pointwise countable type, which does not admit a perfect map onto any space in which every point is ${G_\delta }$.

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