| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > ishmeo | Structured version Visualization version GIF version | ||
| Description: The predicate F is a homeomorphism between topology 𝐽 and topology 𝐾. Criterion of [BourbakiTop1] p. I.2. (Contributed by FL, 14-Feb-2007.) (Revised by Mario Carneiro, 22-Aug-2015.) |
| Ref | Expression |
|---|---|
| ishmeo | ⊢ (𝐹 ∈ (𝐽Homeo𝐾) ↔ (𝐹 ∈ (𝐽 Cn 𝐾) ∧ ◡𝐹 ∈ (𝐾 Cn 𝐽))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cnveq 5830 | . . 3 ⊢ (𝑓 = 𝐹 → ◡𝑓 = ◡𝐹) | |
| 2 | 1 | eleq1d 2822 | . 2 ⊢ (𝑓 = 𝐹 → (◡𝑓 ∈ (𝐾 Cn 𝐽) ↔ ◡𝐹 ∈ (𝐾 Cn 𝐽))) |
| 3 | hmeofval 23717 | . 2 ⊢ (𝐽Homeo𝐾) = {𝑓 ∈ (𝐽 Cn 𝐾) ∣ ◡𝑓 ∈ (𝐾 Cn 𝐽)} | |
| 4 | 2, 3 | elrab2 3651 | 1 ⊢ (𝐹 ∈ (𝐽Homeo𝐾) ↔ (𝐹 ∈ (𝐽 Cn 𝐾) ∧ ◡𝐹 ∈ (𝐾 Cn 𝐽))) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 206 ∧ wa 395 = wceq 1542 ∈ wcel 2114 ◡ccnv 5631 (class class class)co 7368 Cn ccn 23183 Homeochmeo 23712 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5243 ax-nul 5253 ax-pow 5312 ax-pr 5379 ax-un 7690 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-ral 3053 df-rex 3063 df-rab 3402 df-v 3444 df-sbc 3743 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-br 5101 df-opab 5163 df-mpt 5182 df-id 5527 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-iota 6456 df-fun 6502 df-fn 6503 df-f 6504 df-fv 6508 df-ov 7371 df-oprab 7372 df-mpo 7373 df-map 8777 df-top 22853 df-topon 22870 df-cn 23186 df-hmeo 23714 |
| This theorem is referenced by: hmeocn 23719 hmeocnvcn 23720 hmeocnv 23721 hmeores 23730 hmeoco 23731 idhmeo 23732 indishmph 23757 cmphaushmeo 23759 ordthmeo 23761 txhmeo 23762 txswaphmeo 23764 pt1hmeo 23765 ptunhmeo 23767 xkohmeo 23774 qtopf1 23775 qtophmeo 23776 grpinvhmeo 24045 tgplacthmeo 24062 cncfcnvcn 24890 icchmeo 24909 icchmeoOLD 24910 cnrehmeo 24922 cnrehmeoOLD 24923 cnheiborlem 24924 ismtyhmeo 38060 |
| Copyright terms: Public domain | W3C validator |