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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 489 | . 2 ⊢ ((𝐴 ∈ V ∧ 𝐵 ∈ V) → 𝐵 ∈ V) | |
| 2 | ovprc1.1 | . . 3 ⊢ Rel dom 𝐹 | |
| 3 | 2 | ovprc 7448 | . 2 ⊢ (¬ (𝐴 ∈ V ∧ 𝐵 ∈ V) → (𝐴𝐹𝐵) = ∅) |
| 4 | 1, 3 | nsyl5 160 | 1 ⊢ (¬ 𝐵 ∈ V → (𝐴𝐹𝐵) = ∅) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 ∧ wa 400 = wceq 1570 ∈ wcel 2143 Vcvv 3455 ∅c0 4286 dom cdm 5661 Rel wrel 5666 (class class class)co 7410 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-ext 2735 ax-sep 5257 ax-nul 5269 ax-pr 5404 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-sb 2097 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-ne 2959 df-ral 3080 df-rex 3090 df-rab 3417 df-v 3457 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-nul 4287 df-if 4488 df-sn 4590 df-pr 4592 df-op 4596 df-uni 4873 df-br 5110 df-opab 5174 df-xp 5667 df-rel 5668 df-dm 5671 df-iota 6492 df-fv 6544 df-ov 7413 |
| This theorem is referenced by: elfvov2 7453 ressbasssg 17292 ressbasssOLD 17295 ress0 17298 wunress 17304 0rest 17477 firest 17480 subcmn 19902 dprdval0prc 20069 submomnd 20197 suborng 20979 zrhval 21657 dsmmval2 21886 psrbas 22084 psr1val 22346 vr1val 22352 ply1ascl 22419 evl1fval 22488 restbas 23315 resstopn 23343 deg1fval 26237 wwlksn 30186 bj-restsnid 37749 1aryenef 49445 2aryenef 49456 prcof1 50186 |
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