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| Mirrors > Home > MPE Home > Th. List > Mathboxes > grurankrcld | Structured version Visualization version GIF version | ||
| Description: If a Grothendieck universe contains a set's rank, it contains that set. (Contributed by Rohan Ridenour, 9-Aug-2023.) |
| Ref | Expression |
|---|---|
| grurankrcld.1 | ⊢ (𝜑 → 𝐺 ∈ Univ) |
| grurankrcld.2 | ⊢ (𝜑 → (rank‘𝐴) ∈ 𝐺) |
| grurankrcld.3 | ⊢ (𝜑 → 𝐴 ∈ 𝑉) |
| Ref | Expression |
|---|---|
| grurankrcld | ⊢ (𝜑 → 𝐴 ∈ 𝐺) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | grurankrcld.1 | . 2 ⊢ (𝜑 → 𝐺 ∈ Univ) | |
| 2 | grurankrcld.2 | . . 3 ⊢ (𝜑 → (rank‘𝐴) ∈ 𝐺) | |
| 3 | 1, 2 | grur1cld 44685 | . 2 ⊢ (𝜑 → (𝑅1‘(rank‘𝐴)) ∈ 𝐺) |
| 4 | grurankrcld.3 | . . 3 ⊢ (𝜑 → 𝐴 ∈ 𝑉) | |
| 5 | r1rankid 9775 | . . 3 ⊢ (𝐴 ∈ 𝑉 → 𝐴 ⊆ (𝑅1‘(rank‘𝐴))) | |
| 6 | 4, 5 | syl 17 | . 2 ⊢ (𝜑 → 𝐴 ⊆ (𝑅1‘(rank‘𝐴))) |
| 7 | gruss 10711 | . 2 ⊢ ((𝐺 ∈ Univ ∧ (𝑅1‘(rank‘𝐴)) ∈ 𝐺 ∧ 𝐴 ⊆ (𝑅1‘(rank‘𝐴))) → 𝐴 ∈ 𝐺) | |
| 8 | 1, 3, 6, 7 | syl3anc 1379 | 1 ⊢ (𝜑 → 𝐴 ∈ 𝐺) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2119 ⊆ wss 3883 ‘cfv 6486 𝑅1cr1 9678 rankcrnk 9679 Univcgru 10705 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2711 ax-rep 5200 ax-sep 5219 ax-nul 5229 ax-pow 5295 ax-pr 5363 ax-un 7679 ax-reg 9498 ax-inf2 9554 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3or 1093 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2718 df-cleq 2731 df-clel 2814 df-nfc 2888 df-ne 2935 df-ral 3054 df-rex 3064 df-reu 3345 df-rab 3392 df-v 3433 df-sbc 3724 df-csb 3832 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-pss 3903 df-nul 4263 df-if 4456 df-pw 4532 df-sn 4557 df-pr 4559 df-op 4563 df-uni 4840 df-int 4879 df-iun 4924 df-br 5074 df-opab 5136 df-mpt 5155 df-tr 5181 df-id 5514 df-eprel 5519 df-po 5527 df-so 5528 df-fr 5572 df-we 5574 df-xp 5625 df-rel 5626 df-cnv 5627 df-co 5628 df-dm 5629 df-rn 5630 df-res 5631 df-ima 5632 df-pred 6253 df-ord 6314 df-on 6315 df-lim 6316 df-suc 6317 df-iota 6442 df-fun 6488 df-fn 6489 df-f 6490 df-f1 6491 df-fo 6492 df-f1o 6493 df-fv 6494 df-ov 7360 df-oprab 7361 df-mpo 7362 df-om 7808 df-2nd 7933 df-frecs 8222 df-wrecs 8253 df-recs 8302 df-rdg 8340 df-map 8766 df-r1 9680 df-rank 9681 df-gru 10706 |
| This theorem is referenced by: gruscottcld 44702 |
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