| Mathbox for Alexander van der Vekens |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > aovprc | Structured version Visualization version GIF version | ||
| Description: The value of an operation when the one of the arguments is a proper class, analogous to ovprc 7465. (Contributed by Alexander van der Vekens, 26-May-2017.) |
| Ref | Expression |
|---|---|
| aovprc.1 | ⊢ Rel dom 𝐹 |
| Ref | Expression |
|---|---|
| aovprc | ⊢ (¬ (𝐴 ∈ V ∧ 𝐵 ∈ V) → ((𝐴𝐹𝐵)) = V) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-aov 48331 | . 2 ⊢ ((𝐴𝐹𝐵)) = (𝐹'''〈𝐴, 𝐵〉) | |
| 2 | df-br 5106 | . . . 4 ⊢ (𝐴dom 𝐹 𝐵 ↔ 〈𝐴, 𝐵〉 ∈ dom 𝐹) | |
| 3 | aovprc.1 | . . . . 5 ⊢ Rel dom 𝐹 | |
| 4 | 3 | brrelex12i 5709 | . . . 4 ⊢ (𝐴dom 𝐹 𝐵 → (𝐴 ∈ V ∧ 𝐵 ∈ V)) |
| 5 | 2, 4 | sylbir 238 | . . 3 ⊢ (〈𝐴, 𝐵〉 ∈ dom 𝐹 → (𝐴 ∈ V ∧ 𝐵 ∈ V)) |
| 6 | ndmafv 48349 | . . 3 ⊢ (¬ 〈𝐴, 𝐵〉 ∈ dom 𝐹 → (𝐹'''〈𝐴, 𝐵〉) = V) | |
| 7 | 5, 6 | nsyl5 160 | . 2 ⊢ (¬ (𝐴 ∈ V ∧ 𝐵 ∈ V) → (𝐹'''〈𝐴, 𝐵〉) = V) |
| 8 | 1, 7 | eqtrid 2810 | 1 ⊢ (¬ (𝐴 ∈ V ∧ 𝐵 ∈ V) → ((𝐴𝐹𝐵)) = V) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ¬ wn 3 → wi 4 ∧ wa 401 = wceq 1569 ∈ wcel 2146 Vcvv 3453 〈cop 4837 class class class wbr 5105 dom cdm 5654 Rel wrel 5659 '''cafv 48327 ((caov 48328 |
| 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 1944 ax-6 2001 ax-7 2042 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2196 ax-12 2215 ax-ext 2735 ax-sep 5251 ax-nul 5262 ax-pr 5394 |
| 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 2101 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-ral 3080 df-rex 3090 df-rab 3416 df-v 3455 df-sbc 3742 df-csb 3851 df-ss 3900 df-dif 4049 df-in 4093 df-un 4153 df-nul 4281 df-if 4485 df-sn 4588 df-pr 4590 df-op 4838 df-uni 4870 df-int 4910 df-br 5106 df-opab 5170 df-id 5549 df-xp 5660 df-rel 5661 df-cnv 5662 df-co 5663 df-dm 5664 df-res 5666 df-iota 6500 df-fun 6548 df-fv 6554 df-aiota 48294 df-dfat 48329 df-afv 48330 df-aov 48331 |
| This theorem is used by: (None) |
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