| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > toponunii | Structured version Visualization version GIF version | ||
| Description: The base set of a topology on a given base set. (Contributed by Mario Carneiro, 13-Aug-2015.) |
| Ref | Expression |
|---|---|
| topontopi.1 | ⊢ 𝐽 ∈ (TopOn‘𝐵) |
| Ref | Expression |
|---|---|
| toponunii | ⊢ 𝐵 = ∪ 𝐽 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | topontopi.1 | . 2 ⊢ 𝐽 ∈ (TopOn‘𝐵) | |
| 2 | toponuni 22892 | . 2 ⊢ (𝐽 ∈ (TopOn‘𝐵) → 𝐵 = ∪ 𝐽) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ 𝐵 = ∪ 𝐽 |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1542 ∈ wcel 2114 ∪ cuni 4851 ‘cfv 6493 TopOnctopon 22888 |
| 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 5232 ax-nul 5242 ax-pow 5303 ax-pr 5371 ax-un 7683 |
| 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 3391 df-v 3432 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-br 5087 df-opab 5149 df-mpt 5168 df-id 5520 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-iota 6449 df-fun 6495 df-fv 6501 df-topon 22889 |
| This theorem is referenced by: toponrestid 22899 indisuni 22981 indistpsx 22988 letopuni 23185 dfac14 23596 unicntop 24763 sszcld 24796 reperflem 24797 cnperf 24799 iiuni 24861 abscncfALT 24904 cncfcnvcn 24905 cnheiborlem 24934 cnheibor 24935 cnllycmp 24936 bndth 24938 mbfimaopnlem 25635 limcnlp 25858 limcflflem 25860 limcflf 25861 limcmo 25862 limcres 25866 limccnp 25871 limccnp2 25872 perfdvf 25883 recnperf 25885 dvcnp2 25900 dvaddbr 25918 dvmulbr 25919 dvcobr 25926 dvcnvlem 25956 lhop1lem 25993 taylthlem2 26354 taylthlem2OLD 26355 abelth 26422 cxpcn3 26728 lgamucov 27018 ftalem3 27055 blocni 30894 ipasslem8 30926 ubthlem1 30959 tpr2uni 34068 tpr2rico 34075 mndpluscn 34089 raddcn 34092 cvxsconn 35444 cvmlift2lem11 35514 ivthALT 36536 poimir 37991 broucube 37992 ftc1cnnc 38030 dvasin 38042 dvacos 38043 dvreasin 38044 dvreacos 38045 areacirclem2 38047 reheibor 38177 islptre 46070 dirkercncf 46556 fourierdlem62 46617 |
| Copyright terms: Public domain | W3C validator |