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| Mirrors > Home > MPE Home > Th. List > ovprc2 | Structured version Visualization version GIF version | ||
| Description: The value of an operation when the second argument is a proper class. (Contributed by Mario Carneiro, 26-Apr-2015.) |
| Ref | Expression |
|---|---|
| ovprc1.1 | ⊢ Rel dom 𝐹 |
| Ref | Expression |
|---|---|
| ovprc2 | ⊢ (¬ 𝐵 ∈ V → (𝐴𝐹𝐵) = ∅) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simpr 486 | . 2 ⊢ ((𝐴 ∈ V ∧ 𝐵 ∈ V) → 𝐵 ∈ V) | |
| 2 | ovprc1.1 | . . 3 ⊢ Rel dom 𝐹 | |
| 3 | 2 | ovprc 7397 | . 2 ⊢ (¬ (𝐴 ∈ V ∧ 𝐵 ∈ V) → (𝐴𝐹𝐵) = ∅) |
| 4 | 1, 3 | nsyl5 159 | 1 ⊢ (¬ 𝐵 ∈ V → (𝐴𝐹𝐵) = ∅) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 ∧ wa 397 = wceq 1548 ∈ wcel 2121 Vcvv 3433 ∅c0 4263 dom cdm 5620 Rel wrel 5625 (class class class)co 7359 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1803 ax-4 1817 ax-5 1918 ax-6 1975 ax-7 2016 ax-8 2123 ax-9 2131 ax-ext 2713 ax-sep 5220 ax-nul 5230 ax-pr 5364 |
| This theorem depends on definitions: df-bi 209 df-an 398 df-or 855 df-3an 1095 df-tru 1551 df-fal 1561 df-ex 1788 df-sb 2075 df-mo 2545 df-eu 2575 df-clab 2720 df-cleq 2733 df-clel 2816 df-ne 2937 df-ral 3056 df-rex 3066 df-rab 3394 df-v 3435 df-dif 3887 df-un 3889 df-in 3891 df-ss 3901 df-nul 4264 df-if 4457 df-sn 4558 df-pr 4560 df-op 4564 df-uni 4841 df-br 5075 df-opab 5137 df-xp 5626 df-rel 5627 df-dm 5630 df-iota 6444 df-fv 6496 df-ov 7362 |
| This theorem is referenced by: elfvov2 7402 ressbasssg 17202 ressbasssOLD 17205 ress0 17208 wunress 17214 0rest 17387 firest 17390 subcmn 19806 dprdval0prc 19973 submomnd 20101 suborng 20851 zrhval 21485 dsmmval2 21714 psrbas 21912 psr1val 22174 vr1val 22180 ply1ascl 22247 evl1fval 22317 restbas 23144 resstopn 23172 deg1fval 26066 wwlksn 29925 bj-restsnid 37458 1aryenef 49148 2aryenef 49159 prcof1 49890 |
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