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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 5276. (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 5276 | . 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 3442 ∖ cdif 3900 |
| 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 2709 ax-sep 5243 |
| 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 2716 df-cleq 2729 df-clel 2812 df-rab 3402 df-v 3444 df-dif 3906 df-in 3910 df-ss 3920 |
| This theorem is referenced by: oev 8451 naddcllem 8614 sbthlem2 9028 findcard 9100 findcard2 9101 pssnn 9105 ssfi 9109 frfi 9197 unfilem3 9219 marypha1lem 9348 wemapso 9468 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 14387 fi1uzind 14442 brfi1uzind 14443 brfi1indALT 14445 opfi1uzind 14446 ramub1lem1 16966 pltfval 18264 isirred 20367 cntzsdrg 20747 subdrgint 20748 lssset 20896 xrs1mnd 21407 xrs10 21408 xrs1cmn 21409 xrge0subm 21410 xrge0cmn 21411 cnmsgngrp 21546 psgninv 21549 psdmul 22121 neitr 23136 lecldbas 23175 imasdsf1olem 24329 xrge0gsumle 24790 xrge0tsms 24791 i1fd 25650 lhop1lem 25986 reefgim 26428 cxpcn2 26724 logbmpt 26766 newval 27843 newf 27846 addsval 27970 mulsval 28117 nnsex 28326 axlowdimlem15 29041 axlowdim 29046 elntg 29069 uhgrspan1lem1 29385 upgrres1lem1 29394 nbgrval 29421 nbfusgrlevtxm1 29462 cusgrfilem3 29543 vtxdginducedm1lem1 29625 vtxdginducedm1fi 29630 finsumvtxdg2ssteplem4 29634 rprmval 33609 dimkerim 33805 onvf1odlem2 35320 satfv1lem 35578 satfdm 35585 satffunlem1lem2 35619 satffunlem2lem2 35622 watvalN 40369 hvmapfval 42135 prjspval 42961 setindtr 43381 ssdifcl 43927 sssymdifcl 43928 clsk3nimkb 44396 iundjiunlem 46817 meaiuninclem 46838 meaiininclem 46844 lines 49091 |
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