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| Mirrors > Home > MPE Home > Th. List > unir1 | Structured version Visualization version GIF version | ||
| Description: The cumulative hierarchy of sets covers the universe. Proposition 4.45 (b) to (a) of [Mendelson] p. 281. (Contributed by NM, 27-Sep-2004.) (Revised by Mario Carneiro, 8-Jun-2013.) |
| Ref | Expression |
|---|---|
| unir1 | ⊢ ∪ (𝑅1 “ On) = V |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | setind 9656 | . 2 ⊢ (∀𝑥(𝑥 ⊆ ∪ (𝑅1 “ On) → 𝑥 ∈ ∪ (𝑅1 “ On)) → ∪ (𝑅1 “ On) = V) | |
| 2 | vex 3444 | . . . 4 ⊢ 𝑥 ∈ V | |
| 3 | 2 | r1elss 9718 | . . 3 ⊢ (𝑥 ∈ ∪ (𝑅1 “ On) ↔ 𝑥 ⊆ ∪ (𝑅1 “ On)) |
| 4 | 3 | biimpri 228 | . 2 ⊢ (𝑥 ⊆ ∪ (𝑅1 “ On) → 𝑥 ∈ ∪ (𝑅1 “ On)) |
| 5 | 1, 4 | mpg 1798 | 1 ⊢ ∪ (𝑅1 “ On) = V |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1541 ∈ wcel 2113 Vcvv 3440 ⊆ wss 3901 ∪ cuni 4863 “ cima 5627 Oncon0 6317 𝑅1cr1 9674 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2184 ax-ext 2708 ax-rep 5224 ax-sep 5241 ax-nul 5251 ax-pow 5310 ax-pr 5377 ax-un 7680 ax-reg 9497 ax-inf2 9550 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-ral 3052 df-rex 3061 df-reu 3351 df-rab 3400 df-v 3442 df-sbc 3741 df-csb 3850 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-pss 3921 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4581 df-pr 4583 df-op 4587 df-uni 4864 df-int 4903 df-iun 4948 df-br 5099 df-opab 5161 df-mpt 5180 df-tr 5206 df-id 5519 df-eprel 5524 df-po 5532 df-so 5533 df-fr 5577 df-we 5579 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-pred 6259 df-ord 6320 df-on 6321 df-lim 6322 df-suc 6323 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-ov 7361 df-om 7809 df-2nd 7934 df-frecs 8223 df-wrecs 8254 df-recs 8303 df-rdg 8341 df-r1 9676 |
| This theorem is referenced by: jech9.3 9726 rankwflem 9727 rankval 9728 rankr1g 9744 rankid 9745 ssrankr1 9747 rankel 9751 rankval3 9752 rankpw 9755 rankss 9761 ranksn 9766 rankuni2 9767 rankun 9768 rankpr 9769 rankop 9770 r1rankid 9771 rankeq0 9773 rankr1b 9776 dfac12a 10059 hsmex2 10343 grutsk 10733 grurankcld 44484 |
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