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Mirrors > Home > MPE Home > Th. List > wuntpos | Structured version Visualization version GIF version |
Description: A weak universe is closed under transposition. (Contributed by Mario Carneiro, 12-Jan-2017.) |
Ref | Expression |
---|---|
wun0.1 | ⊢ (𝜑 → 𝑈 ∈ WUni) |
wunop.2 | ⊢ (𝜑 → 𝐴 ∈ 𝑈) |
Ref | Expression |
---|---|
wuntpos | ⊢ (𝜑 → tpos 𝐴 ∈ 𝑈) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | wun0.1 | . 2 ⊢ (𝜑 → 𝑈 ∈ WUni) | |
2 | wunop.2 | . . . . . 6 ⊢ (𝜑 → 𝐴 ∈ 𝑈) | |
3 | 1, 2 | wundm 10564 | . . . . 5 ⊢ (𝜑 → dom 𝐴 ∈ 𝑈) |
4 | 1, 3 | wuncnv 10566 | . . . 4 ⊢ (𝜑 → ◡dom 𝐴 ∈ 𝑈) |
5 | 1 | wun0 10554 | . . . . 5 ⊢ (𝜑 → ∅ ∈ 𝑈) |
6 | 1, 5 | wunsn 10552 | . . . 4 ⊢ (𝜑 → {∅} ∈ 𝑈) |
7 | 1, 4, 6 | wunun 10546 | . . 3 ⊢ (𝜑 → (◡dom 𝐴 ∪ {∅}) ∈ 𝑈) |
8 | 1, 2 | wunrn 10565 | . . 3 ⊢ (𝜑 → ran 𝐴 ∈ 𝑈) |
9 | 1, 7, 8 | wunxp 10560 | . 2 ⊢ (𝜑 → ((◡dom 𝐴 ∪ {∅}) × ran 𝐴) ∈ 𝑈) |
10 | tposssxp 8095 | . . 3 ⊢ tpos 𝐴 ⊆ ((◡dom 𝐴 ∪ {∅}) × ran 𝐴) | |
11 | 10 | a1i 11 | . 2 ⊢ (𝜑 → tpos 𝐴 ⊆ ((◡dom 𝐴 ∪ {∅}) × ran 𝐴)) |
12 | 1, 9, 11 | wunss 10548 | 1 ⊢ (𝜑 → tpos 𝐴 ∈ 𝑈) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∈ wcel 2105 ∪ cun 3895 ⊆ wss 3897 ∅c0 4267 {csn 4571 × cxp 5606 ◡ccnv 5607 dom cdm 5608 ran crn 5609 tpos ctpos 8090 WUnicwun 10536 |
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 1912 ax-6 1970 ax-7 2010 ax-8 2107 ax-9 2115 ax-10 2136 ax-11 2153 ax-12 2170 ax-ext 2708 ax-sep 5238 ax-nul 5245 ax-pr 5367 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 845 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1781 df-nf 1785 df-sb 2067 df-mo 2539 df-eu 2568 df-clab 2715 df-cleq 2729 df-clel 2815 df-nfc 2887 df-ne 2942 df-ral 3063 df-rex 3072 df-rab 3405 df-v 3443 df-dif 3900 df-un 3902 df-in 3904 df-ss 3914 df-nul 4268 df-if 4472 df-pw 4547 df-sn 4572 df-pr 4574 df-op 4578 df-uni 4851 df-br 5088 df-opab 5150 df-mpt 5171 df-tr 5205 df-xp 5614 df-rel 5615 df-cnv 5616 df-co 5617 df-dm 5618 df-rn 5619 df-res 5620 df-ima 5621 df-tpos 8091 df-wun 10538 |
This theorem is referenced by: catcoppccl 17909 catcoppcclOLD 17910 |
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