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| Mirrors > Home > MPE Home > Th. List > ovprc1 | Structured version Visualization version GIF version | ||
| Description: The value of an operation when the first argument is a proper class. (Contributed by NM, 16-Jun-2004.) |
| Ref | Expression |
|---|---|
| ovprc1.1 | ⊢ Rel dom 𝐹 |
| Ref | Expression |
|---|---|
| ovprc1 | ⊢ (¬ 𝐴 ∈ V → (𝐴𝐹𝐵) = ∅) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simpl 488 | . 2 ⊢ ((𝐴 ∈ V ∧ 𝐵 ∈ V) → 𝐴 ∈ V) | |
| 2 | ovprc1.1 | . . 3 ⊢ Rel dom 𝐹 | |
| 3 | 2 | ovprc 7489 | . 2 ⊢ (¬ (𝐴 ∈ V ∧ 𝐵 ∈ V) → (𝐴𝐹𝐵) = ∅) |
| 4 | 1, 3 | nsyl5 160 | 1 ⊢ (¬ 𝐴 ∈ V → (𝐴𝐹𝐵) = ∅) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ¬ wn 3 → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2147 Vcvv 3454 ∅c0 4281 dom cdm 5658 Rel wrel 5663 (class class class)co 7451 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-ext 2735 ax-sep 5255 ax-nul 5266 ax-pr 5398 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-ne 2960 df-ral 3081 df-rex 3091 df-rab 3417 df-v 3456 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-sn 4589 df-pr 4591 df-op 4841 df-uni 4873 df-br 5109 df-opab 5174 df-xp 5664 df-rel 5665 df-dm 5668 df-iota 6520 df-fv 6574 df-ov 7454 |
| This theorem is used by: elfvov1 7493 mapssfset 8911 mapdom2 9205 relexpsucrd 15229 relexpsucld 15230 relexpreld 15236 relexpdmd 15240 relexprnd 15244 relexpfldd 15246 relexpaddd 15250 dfrtrclrec2 15254 relexpindlem 15259 oveqprc 17414 ressinbas 17467 ressress 17469 oduval 18512 oduleval 18513 gsum0 18923 efmndbas 19117 oppgval 19612 oppgplusfval 19613 mgpval 20414 opprval 20619 srasca 21506 rlmsca2 21525 dsmmval 22095 dsmmfi 22099 resspsrbas 22336 mpfrcl 22449 psrbaspropd 22607 mplbaspropd 22609 evl1fval1 22704 qtopres 24072 fgabs 24253 tngds 25022 tcphval 25594 of0r 33370 erlval 33918 fracval 33970 resvsca 33997 mapco2g 43991 mzpmfp 44024 mendbas 44443 naryfvalixp 50072 1aryenef 50088 2aryenef 50099 resccat 50519 |
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