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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 7451 | . 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 2145 Vcvv 3450 ∅c0 4279 dom cdm 5655 Rel wrel 5660 (class class class)co 7413 |
| 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 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-ext 2732 ax-sep 5251 ax-nul 5263 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 2100 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-ne 2956 df-ral 3077 df-rex 3087 df-rab 3413 df-v 3452 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5104 df-opab 5168 df-xp 5661 df-rel 5662 df-dm 5665 df-iota 6489 df-fv 6541 df-ov 7416 |
| This theorem is used by: elfvov1 7455 mapssfset 8852 mapdom2 9146 relexpsucrd 15106 relexpsucld 15107 relexpreld 15113 relexpdmd 15117 relexprnd 15121 relexpfldd 15123 relexpaddd 15127 dfrtrclrec2 15131 relexpindlem 15136 oveqprc 17284 ressinbas 17337 ressress 17339 oduval 18376 oduleval 18377 gsum0 18786 efmndbas 18980 oppgval 19474 oppgplusfval 19475 mgpval 20276 opprval 20479 srasca 21364 rlmsca2 21383 dsmmval 21947 dsmmfi 21951 resspsrbas 22188 mpfrcl 22301 psrbaspropd 22459 mplbaspropd 22461 evl1fval1 22556 qtopres 23924 fgabs 24105 tngds 24874 tcphval 25446 of0r 33152 erlval 33698 fracval 33745 resvsca 33772 mapco2g 43559 mzpmfp 43592 mendbas 44021 naryfvalixp 49559 1aryenef 49575 2aryenef 49586 resccat 50000 |
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