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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 2763 | . . 3 ⊢ (+𝑓‘𝐺) = (+𝑓‘𝐺) | |
| 2 | eqid 2763 | . . 3 ⊢ (TopOpen‘𝐺) = (TopOpen‘𝐺) | |
| 3 | 1, 2 | istmd 24448 | . 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 2147 ‘cfv 6566 (class class class)co 7451 TopOpenctopn 17642 +𝑓cplusf 18863 Mndcmnd 18973 TopSpctps 23305 Cn ccn 23597 ×t ctx 23934 TopMndctmd 24444 |
| 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 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-ext 2735 ax-nul 5266 |
| 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 2102 df-clab 2742 df-cleq 2755 df-clel 2839 df-ne 2960 df-rab 3417 df-v 3456 df-sbc 3743 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-sn 4589 df-pr 4591 df-op 4841 df-uni 4873 df-br 5109 df-iota 6520 df-fv 6574 df-ov 7454 df-tmd 24446 |
| This theorem is used by: tgptps 24454 tmdtopon 24455 submtmd 24478 prdstmdd 24498 tsmsadd 24521 tsmssplit 24526 tlmtps 24562 |
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