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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 17477 | . 2 ⊢ (𝜑 → (TopOpen‘𝐾) = (TopOpen‘𝐿)) |
| 4 | 1, 3 | tpspropd 23052 | 1 ⊢ (𝜑 → (𝐾 ∈ TopSp ↔ 𝐿 ∈ TopSp)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 209 = wceq 1563 ∈ wcel 2145 ‘cfv 6525 Basecbs 17257 TopSetcts 17304 TopSpctps 23046 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2737 ax-rep 5231 ax-sep 5250 ax-nul 5260 ax-pow 5326 ax-pr 5394 ax-un 7722 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-nf 1807 df-sb 2094 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-ral 3080 df-rex 3090 df-reu 3371 df-rab 3418 df-v 3459 df-sbc 3748 df-csb 3856 df-dif 3910 df-un 3912 df-in 3914 df-ss 3924 df-nul 4289 df-if 4484 df-pw 4560 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4868 df-iun 4953 df-br 5105 df-opab 5167 df-mpt 5186 df-id 5546 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-iota 6481 df-fun 6527 df-fn 6528 df-f 6529 df-f1 6530 df-fo 6531 df-f1o 6532 df-fv 6533 df-ov 7403 df-oprab 7404 df-mpo 7405 df-1st 7974 df-2nd 7975 df-rest 17463 df-topn 17464 df-top 23008 df-topon 23025 df-topsp 23047 |
| This theorem is referenced by: (None) |
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