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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 5266. (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 5266 | . 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 3430 ∖ cdif 3887 |
| 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 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 2716 df-cleq 2729 df-clel 2812 df-rab 3391 df-v 3432 df-dif 3893 df-in 3897 df-ss 3907 |
| This theorem is referenced by: oev 8442 naddcllem 8605 sbthlem2 9019 findcard 9091 findcard2 9092 pssnn 9096 ssfi 9100 frfi 9188 unfilem3 9210 marypha1lem 9339 wemapso 9459 inf3lem3 9542 dfac9 10050 dfacacn 10055 kmlem11 10074 kmlem12 10075 fin23lem28 10253 isf32lem6 10271 isf32lem7 10272 isf32lem8 10273 domtriomlem 10355 axdc2lem 10361 axcclem 10370 zornn0g 10418 konigthlem 10482 grothprim 10748 hashbclem 14405 fi1uzind 14460 brfi1uzind 14461 brfi1indALT 14463 opfi1uzind 14464 ramub1lem1 16988 pltfval 18286 isirred 20390 cntzsdrg 20770 subdrgint 20771 lssset 20919 xrs1mnd 21430 xrs10 21431 xrs1cmn 21432 xrge0subm 21433 xrge0cmn 21434 cnmsgngrp 21569 psgninv 21572 psdmul 22142 neitr 23155 lecldbas 23194 imasdsf1olem 24348 xrge0gsumle 24809 xrge0tsms 24810 i1fd 25658 lhop1lem 25990 reefgim 26428 cxpcn2 26723 logbmpt 26765 newval 27841 newf 27844 addsval 27968 mulsval 28115 nnsex 28324 axlowdimlem15 29039 axlowdim 29044 elntg 29067 uhgrspan1lem1 29383 upgrres1lem1 29392 nbgrval 29419 nbfusgrlevtxm1 29460 cusgrfilem3 29541 vtxdginducedm1lem1 29623 vtxdginducedm1fi 29628 finsumvtxdg2ssteplem4 29632 padct 32806 rprmval 33591 dimkerim 33787 onvf1odlem2 35302 satfv1lem 35560 satfdm 35567 satffunlem1lem2 35601 satffunlem2lem2 35604 watvalN 40453 hvmapfval 42219 prjspval 43050 setindtr 43470 ssdifcl 44016 sssymdifcl 44017 clsk3nimkb 44485 iundjiunlem 46905 meaiuninclem 46926 meaiininclem 46932 lines 49219 |
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