Continuity of the inverse

Pfister, Helmut

doi:10.1090/S0002-9939-1985-0801345-5

Continuity of the inverse
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Proc. Amer. Math. Soc. 95 (1985), 312-314 Request permission

Abstract:

We present a simple device for proving the continuity of the inverse in a group with a locally Čech-complete topology which makes the multiplication continuous; our proof even works in case the topology is regular and locally strongly countably complete.

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