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Metamath Proof Explorer


Theorem tgptps

Description: A topological group is a topological space. (Contributed by FL, 21-Jun-2010) (Revised by Mario Carneiro, 13-Aug-2015)

Ref Expression
Assertion tgptps G TopGrp G TopSp

Proof

Step Hyp Ref Expression
1 tgptmd G TopGrp G TopMnd
2 tmdtps G TopMnd G TopSp
3 1 2 syl G TopGrp G TopSp