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 ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | tgptmd | ⊢ ( 𝐺 ∈ TopGrp → 𝐺 ∈ TopMnd ) | |
2 | tmdtps | ⊢ ( 𝐺 ∈ TopMnd → 𝐺 ∈ TopSp ) | |
3 | 1 2 | syl | ⊢ ( 𝐺 ∈ TopGrp → 𝐺 ∈ TopSp ) |