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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 24402 | . 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 2144 ‘cfv 6543 (class class class)co 7424 TopOpenctopn 17601 +𝑓cplusf 18822 Mndcmnd 18932 TopSpctps 23259 Cn ccn 23551 ×t ctx 23888 TopMndctmd 24398 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-ext 2732 ax-nul 5259 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-sb 2099 df-clab 2739 df-cleq 2752 df-clel 2835 df-ne 2956 df-rab 3413 df-v 3452 df-sbc 3739 df-ss 3897 df-dif 4046 df-in 4090 df-un 4150 df-nul 4278 df-if 4482 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-br 5103 df-iota 6497 df-fv 6551 df-ov 7427 df-tmd 24400 |
| This theorem is used by: tgptps 24408 tmdtopon 24409 submtmd 24432 prdstmdd 24452 tsmsadd 24475 tsmssplit 24480 tlmtps 24516 |
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