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| Mirrors > Home > MPE Home > Th. List > tpsprop2d | Structured version Visualization version GIF version | ||
| Description: A topological space depends only on the base and topology components. (Contributed by Mario Carneiro, 13-Aug-2015.) |
| Ref | Expression |
|---|---|
| tpsprop2d.1 | ⊢ (𝜑 → (Base‘𝐾) = (Base‘𝐿)) |
| tpsprop2d.2 | ⊢ (𝜑 → (TopSet‘𝐾) = (TopSet‘𝐿)) |
| Ref | Expression |
|---|---|
| tpsprop2d | ⊢ (𝜑 → (𝐾 ∈ TopSp ↔ 𝐿 ∈ TopSp)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | tpsprop2d.1 | . 2 ⊢ (𝜑 → (Base‘𝐾) = (Base‘𝐿)) | |
| 2 | tpsprop2d.2 | . . 3 ⊢ (𝜑 → (TopSet‘𝐾) = (TopSet‘𝐿)) | |
| 3 | 1, 2 | topnpropd 17633 | . 2 ⊢ (𝜑 → (TopOpen‘𝐾) = (TopOpen‘𝐿)) |
| 4 | 1, 3 | tpspropd 23283 | 1 ⊢ (𝜑 → (𝐾 ∈ TopSp ↔ 𝐿 ∈ TopSp)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 = wceq 1570 ∈ wcel 2147 ‘cfv 6555 Basecbs 17413 TopSetcts 17460 TopSpctps 23277 |
| 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-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-rep 5235 ax-sep 5252 ax-nul 5263 ax-pow 5331 ax-pr 5395 ax-un 7772 |
| 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-nf 1817 df-sb 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-ral 3081 df-rex 3091 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4839 df-uni 4871 df-iun 4956 df-br 5107 df-opab 5171 df-mpt 5190 df-id 5550 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-iota 6509 df-fun 6557 df-fn 6558 df-f 6559 df-f1 6560 df-fo 6561 df-f1o 6562 df-fv 6563 df-ov 7443 df-oprab 7444 df-mpo 7445 df-1st 8022 df-2nd 8023 df-rest 17619 df-topn 17620 df-top 23239 df-topon 23256 df-topsp 23278 |
| This theorem is used by: (None) |
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