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| Mirrors > Home > MPE Home > Th. List > tmdtps | Structured version Visualization version GIF version | ||
| Description: A topological monoid is a topological space. (Contributed by Mario Carneiro, 19-Sep-2015.) |
| Ref | Expression |
|---|---|
| tmdtps | ⊢ (𝐺 ∈ TopMnd → 𝐺 ∈ TopSp) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2760 | . . 3 ⊢ (+𝑓‘𝐺) = (+𝑓‘𝐺) | |
| 2 | eqid 2760 | . . 3 ⊢ (TopOpen‘𝐺) = (TopOpen‘𝐺) | |
| 3 | 1, 2 | istmd 24301 | . 2 ⊢ (𝐺 ∈ TopMnd ↔ (𝐺 ∈ Mnd ∧ 𝐺 ∈ TopSp ∧ (+𝑓‘𝐺) ∈ (((TopOpen‘𝐺) ×t (TopOpen‘𝐺)) Cn (TopOpen‘𝐺)))) |
| 4 | 3 | simp2bi 1164 | 1 ⊢ (𝐺 ∈ TopMnd → 𝐺 ∈ TopSp) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2145 ‘cfv 6533 (class class class)co 7414 TopOpenctopn 17507 +𝑓cplusf 18728 Mndcmnd 18837 TopSpctps 23158 Cn ccn 23450 ×t ctx 23787 TopMndctmd 24297 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-ext 2732 ax-nul 5263 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2100 df-clab 2739 df-cleq 2752 df-clel 2835 df-ne 2956 df-rab 3413 df-v 3452 df-sbc 3740 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5104 df-iota 6489 df-fv 6541 df-ov 7417 df-tmd 24299 |
| This theorem is used by: tgptps 24307 tmdtopon 24308 submtmd 24331 prdstmdd 24351 tsmsadd 24374 tsmssplit 24379 tlmtps 24415 |
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