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| Mirrors > Home > MPE Home > Th. List > difexi | Structured version Visualization version GIF version | ||
| Description: Existence of a difference, inference version of difexg 5270. (Contributed by Glauco Siliprandi, 3-Mar-2021.) (Revised by AV, 26-Mar-2021.) |
| Ref | Expression |
|---|---|
| difexi.1 | ⊢ 𝐴 ∈ V |
| Ref | Expression |
|---|---|
| difexi | ⊢ (𝐴 ∖ 𝐵) ∈ V |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | difexi.1 | . 2 ⊢ 𝐴 ∈ V | |
| 2 | difexg 5270 | . 2 ⊢ (𝐴 ∈ V → (𝐴 ∖ 𝐵) ∈ V) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ (𝐴 ∖ 𝐵) ∈ V |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2114 Vcvv 3429 ∖ cdif 3886 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-ext 2708 ax-sep 5231 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-3an 1089 df-tru 1545 df-ex 1782 df-sb 2069 df-clab 2715 df-cleq 2728 df-clel 2811 df-rab 3390 df-v 3431 df-dif 3892 df-in 3896 df-ss 3906 |
| This theorem is referenced by: oev 8449 naddcllem 8612 sbthlem2 9026 findcard 9098 findcard2 9099 pssnn 9103 ssfi 9107 frfi 9195 unfilem3 9217 marypha1lem 9346 wemapso 9466 inf3lem3 9551 dfac9 10059 dfacacn 10064 kmlem11 10083 kmlem12 10084 fin23lem28 10262 isf32lem6 10280 isf32lem7 10281 isf32lem8 10282 domtriomlem 10364 axdc2lem 10370 axcclem 10379 zornn0g 10427 konigthlem 10491 grothprim 10757 hashbclem 14414 fi1uzind 14469 brfi1uzind 14470 brfi1indALT 14472 opfi1uzind 14473 ramub1lem1 16997 pltfval 18295 isirred 20399 cntzsdrg 20779 subdrgint 20780 lssset 20928 xrs1mnd 21420 xrs10 21421 xrs1cmn 21422 xrge0subm 21423 xrge0cmn 21424 cnmsgngrp 21559 psgninv 21562 psdmul 22132 neitr 23145 lecldbas 23184 imasdsf1olem 24338 xrge0gsumle 24799 xrge0tsms 24800 i1fd 25648 lhop1lem 25980 reefgim 26415 cxpcn2 26710 logbmpt 26752 newval 27827 newf 27830 addsval 27954 mulsval 28101 nnsex 28310 axlowdimlem15 29025 axlowdim 29030 elntg 29053 uhgrspan1lem1 29369 upgrres1lem1 29378 nbgrval 29405 nbfusgrlevtxm1 29446 cusgrfilem3 29526 vtxdginducedm1lem1 29608 vtxdginducedm1fi 29613 finsumvtxdg2ssteplem4 29617 padct 32791 rprmval 33576 dimkerim 33771 onvf1odlem2 35286 satfv1lem 35544 satfdm 35551 satffunlem1lem2 35585 satffunlem2lem2 35588 watvalN 40439 hvmapfval 42205 prjspval 43036 setindtr 43452 ssdifcl 43998 sssymdifcl 43999 clsk3nimkb 44467 iundjiunlem 46887 meaiuninclem 46908 meaiininclem 46914 lines 49207 |
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