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| Mirrors > Home > ILE Home > Th. List > setsex | GIF version | ||
| Description: Applying the structure replacement function yields a set. (Contributed by Jim Kingdon, 22-Jan-2023.) |
| Ref | Expression |
|---|---|
| setsex | ⊢ ((𝑆 ∈ 𝑉 ∧ 𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑊) → (𝑆 sSet 〈𝐴, 𝐵〉) ∈ V) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | setsvala 13176 | . 2 ⊢ ((𝑆 ∈ 𝑉 ∧ 𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑊) → (𝑆 sSet 〈𝐴, 𝐵〉) = ((𝑆 ↾ (V ∖ {𝐴})) ∪ {〈𝐴, 𝐵〉})) | |
| 2 | resexg 5059 | . . . 4 ⊢ (𝑆 ∈ 𝑉 → (𝑆 ↾ (V ∖ {𝐴})) ∈ V) | |
| 3 | 2 | 3ad2ant1 1045 | . . 3 ⊢ ((𝑆 ∈ 𝑉 ∧ 𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑊) → (𝑆 ↾ (V ∖ {𝐴})) ∈ V) |
| 4 | opexg 4326 | . . . . 5 ⊢ ((𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑊) → 〈𝐴, 𝐵〉 ∈ V) | |
| 5 | 4 | 3adant1 1042 | . . . 4 ⊢ ((𝑆 ∈ 𝑉 ∧ 𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑊) → 〈𝐴, 𝐵〉 ∈ V) |
| 6 | snexg 4280 | . . . 4 ⊢ (〈𝐴, 𝐵〉 ∈ V → {〈𝐴, 𝐵〉} ∈ V) | |
| 7 | 5, 6 | syl 14 | . . 3 ⊢ ((𝑆 ∈ 𝑉 ∧ 𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑊) → {〈𝐴, 𝐵〉} ∈ V) |
| 8 | unexg 4546 | . . 3 ⊢ (((𝑆 ↾ (V ∖ {𝐴})) ∈ V ∧ {〈𝐴, 𝐵〉} ∈ V) → ((𝑆 ↾ (V ∖ {𝐴})) ∪ {〈𝐴, 𝐵〉}) ∈ V) | |
| 9 | 3, 7, 8 | syl2anc 411 | . 2 ⊢ ((𝑆 ∈ 𝑉 ∧ 𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑊) → ((𝑆 ↾ (V ∖ {𝐴})) ∪ {〈𝐴, 𝐵〉}) ∈ V) |
| 10 | 1, 9 | eqeltrd 2308 | 1 ⊢ ((𝑆 ∈ 𝑉 ∧ 𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑊) → (𝑆 sSet 〈𝐴, 𝐵〉) ∈ V) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ w3a 1005 ∈ wcel 2202 Vcvv 2803 ∖ cdif 3198 ∪ cun 3199 {csn 3673 〈cop 3676 ↾ cres 4733 (class class class)co 6028 sSet csts 13143 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2204 ax-14 2205 ax-ext 2213 ax-sep 4212 ax-pow 4270 ax-pr 4305 ax-un 4536 ax-setind 4641 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-ne 2404 df-ral 2516 df-rex 2517 df-rab 2520 df-v 2805 df-sbc 3033 df-dif 3203 df-un 3205 df-in 3207 df-ss 3214 df-pw 3658 df-sn 3679 df-pr 3680 df-op 3682 df-uni 3899 df-br 4094 df-opab 4156 df-id 4396 df-xp 4737 df-rel 4738 df-cnv 4739 df-co 4740 df-dm 4741 df-res 4743 df-iota 5293 df-fun 5335 df-fv 5341 df-ov 6031 df-oprab 6032 df-mpo 6033 df-sets 13152 |
| This theorem is referenced by: setsabsd 13184 setscom 13185 setsslnid 13197 ressvalsets 13210 ressex 13211 fnmgp 13999 mgpvalg 14000 mgpex 14002 opprvalg 14146 opprex 14150 sraval 14516 sralemg 14517 srascag 14521 sravscag 14522 sraipg 14523 sraex 14525 zlmval 14706 zlmlemg 14707 zlmsca 14711 zlmvscag 14712 znval 14715 znbaslemnn 14718 setsvtx 15975 setsiedg 15976 usgrstrrepeen 16155 |
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