| Mathbox for Alexander van der Vekens |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > Mathboxes > setsidel | Structured version Visualization version GIF version | ||
| Description: The injected slot is an element of the structure with replacement. (Contributed by AV, 10-Nov-2021.) |
| Ref | Expression |
|---|---|
| setsidel.s | ⊢ (𝜑 → 𝑆 ∈ 𝑉) |
| setsidel.b | ⊢ (𝜑 → 𝐵 ∈ 𝑊) |
| setsidel.r | ⊢ 𝑅 = (𝑆 sSet 〈𝐴, 𝐵〉) |
| Ref | Expression |
|---|---|
| setsidel | ⊢ (𝜑 → 〈𝐴, 𝐵〉 ∈ 𝑅) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | opex 5431 | . . . 4 ⊢ 〈𝐴, 𝐵〉 ∈ V | |
| 2 | 1 | snid 4619 | . . 3 ⊢ 〈𝐴, 𝐵〉 ∈ {〈𝐴, 𝐵〉} |
| 3 | elun2 4181 | . . 3 ⊢ (〈𝐴, 𝐵〉 ∈ {〈𝐴, 𝐵〉} → 〈𝐴, 𝐵〉 ∈ ((𝑆 ↾ (V ∖ {𝐴})) ∪ {〈𝐴, 𝐵〉})) | |
| 4 | 2, 3 | mp1i 14 | . 2 ⊢ (𝜑 → 〈𝐴, 𝐵〉 ∈ ((𝑆 ↾ (V ∖ {𝐴})) ∪ {〈𝐴, 𝐵〉})) |
| 5 | setsidel.r | . . 3 ⊢ 𝑅 = (𝑆 sSet 〈𝐴, 𝐵〉) | |
| 6 | setsidel.s | . . . 4 ⊢ (𝜑 → 𝑆 ∈ 𝑉) | |
| 7 | setsidel.b | . . . 4 ⊢ (𝜑 → 𝐵 ∈ 𝑊) | |
| 8 | setsval 17351 | . . . 4 ⊢ ((𝑆 ∈ 𝑉 ∧ 𝐵 ∈ 𝑊) → (𝑆 sSet 〈𝐴, 𝐵〉) = ((𝑆 ↾ (V ∖ {𝐴})) ∪ {〈𝐴, 𝐵〉})) | |
| 9 | 6, 7, 8 | syl2anc 596 | . . 3 ⊢ (𝜑 → (𝑆 sSet 〈𝐴, 𝐵〉) = ((𝑆 ↾ (V ∖ {𝐴})) ∪ {〈𝐴, 𝐵〉})) |
| 10 | 5, 9 | eqtrid 2807 | . 2 ⊢ (𝜑 → 𝑅 = ((𝑆 ↾ (V ∖ {𝐴})) ∪ {〈𝐴, 𝐵〉})) |
| 11 | 4, 10 | eleqtrrd 2863 | 1 ⊢ (𝜑 → 〈𝐴, 𝐵〉 ∈ 𝑅) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1569 ∈ wcel 2144 Vcvv 3450 ∖ cdif 4045 ∪ cun 4149 {csn 4584 〈cop 4834 ↾ cres 5652 (class class class)co 7421 sSet csts 17347 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-sep 5248 ax-pr 5390 ax-un 7752 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ral 3077 df-rex 3087 df-rab 3413 df-v 3452 df-sbc 3739 df-ss 3896 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-br 5103 df-opab 5167 df-id 5545 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-res 5662 df-iota 6494 df-fun 6541 df-fv 6547 df-ov 7424 df-oprab 7425 df-mpo 7426 df-sets 17348 |
| This theorem is used by: (None) |
| Copyright terms: Public domain | W3C validator |