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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 13243 | . 2 ⊢ ((𝑆 ∈ 𝑉 ∧ 𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑊) → (𝑆 sSet 〈𝐴, 𝐵〉) = ((𝑆 ↾ (V ∖ {𝐴})) ∪ {〈𝐴, 𝐵〉})) | |
| 2 | resexg 5078 | . . . 4 ⊢ (𝑆 ∈ 𝑉 → (𝑆 ↾ (V ∖ {𝐴})) ∈ V) | |
| 3 | 2 | 3ad2ant1 1045 | . . 3 ⊢ ((𝑆 ∈ 𝑉 ∧ 𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑊) → (𝑆 ↾ (V ∖ {𝐴})) ∈ V) |
| 4 | opexg 4344 | . . . . 5 ⊢ ((𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑊) → 〈𝐴, 𝐵〉 ∈ V) | |
| 5 | 4 | 3adant1 1042 | . . . 4 ⊢ ((𝑆 ∈ 𝑉 ∧ 𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑊) → 〈𝐴, 𝐵〉 ∈ V) |
| 6 | snexg 4297 | . . . 4 ⊢ (〈𝐴, 𝐵〉 ∈ V → {〈𝐴, 𝐵〉} ∈ V) | |
| 7 | 5, 6 | syl 14 | . . 3 ⊢ ((𝑆 ∈ 𝑉 ∧ 𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑊) → {〈𝐴, 𝐵〉} ∈ V) |
| 8 | unexg 4564 | . . 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 2309 | 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 2203 Vcvv 2813 ∖ cdif 3208 ∪ cun 3209 {csn 3689 〈cop 3692 ↾ cres 4751 (class class class)co 6050 sSet csts 13210 |
| 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 2205 ax-14 2206 ax-ext 2214 ax-sep 4228 ax-pow 4287 ax-pr 4322 ax-un 4554 ax-setind 4659 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2083 df-mo 2084 df-clab 2219 df-cleq 2225 df-clel 2228 df-nfc 2373 df-ne 2413 df-ral 2525 df-rex 2526 df-rab 2529 df-v 2815 df-sbc 3043 df-dif 3213 df-un 3215 df-in 3217 df-ss 3224 df-pw 3671 df-sn 3695 df-pr 3696 df-op 3698 df-uni 3915 df-br 4110 df-opab 4172 df-id 4414 df-xp 4755 df-rel 4756 df-cnv 4757 df-co 4758 df-dm 4759 df-res 4761 df-iota 5312 df-fun 5354 df-fv 5360 df-ov 6053 df-oprab 6054 df-mpo 6055 df-sets 13219 |
| This theorem is referenced by: setsabsd 13251 setscom 13252 setsslnid 13264 ressvalsets 13277 ressex 13278 fnmgp 14066 mgpvalg 14067 mgpex 14069 opprvalg 14213 opprex 14217 sraval 14585 sralemg 14586 srascag 14590 sravscag 14591 sraipg 14592 sraex 14594 zlmval 14775 zlmlemg 14776 zlmsca 14780 zlmvscag 14781 znval 14784 znbaslemnn 14787 setsvtx 16046 setsiedg 16047 usgrstrrepeen 16226 |
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