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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 5265. (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 5265 | . 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 2111 Vcvv 3436 ∖ cdif 3894 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2113 ax-9 2121 ax-ext 2703 ax-sep 5232 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-3an 1088 df-tru 1544 df-ex 1781 df-sb 2068 df-clab 2710 df-cleq 2723 df-clel 2806 df-rab 3396 df-v 3438 df-dif 3900 df-in 3904 df-ss 3914 |
| This theorem is referenced by: oev 8429 naddcllem 8591 sbthlem2 9001 findcard 9073 findcard2 9074 pssnn 9078 ssfi 9082 frfi 9169 unfilem3 9191 marypha1lem 9317 wemapso 9437 inf3lem3 9520 dfac9 10028 dfacacn 10033 kmlem11 10052 kmlem12 10053 fin23lem28 10231 isf32lem6 10249 isf32lem7 10250 isf32lem8 10251 domtriomlem 10333 axdc2lem 10339 axcclem 10348 zornn0g 10396 konigthlem 10459 grothprim 10725 hashbclem 14359 fi1uzind 14414 brfi1uzind 14415 brfi1indALT 14417 opfi1uzind 14418 ramub1lem1 16938 pltfval 18235 isirred 20337 cntzsdrg 20717 subdrgint 20718 lssset 20866 xrs1mnd 21377 xrs10 21378 xrs1cmn 21379 xrge0subm 21380 xrge0cmn 21381 cnmsgngrp 21516 psgninv 21519 psdmul 22081 neitr 23095 lecldbas 23134 imasdsf1olem 24288 xrge0gsumle 24749 xrge0tsms 24750 i1fd 25609 lhop1lem 25945 reefgim 26387 cxpcn2 26683 logbmpt 26725 newval 27796 newf 27799 addsval 27905 mulsval 28048 nnsex 28247 axlowdimlem15 28934 axlowdim 28939 elntg 28962 uhgrspan1lem1 29278 upgrres1lem1 29287 nbgrval 29314 nbfusgrlevtxm1 29355 cusgrfilem3 29436 vtxdginducedm1lem1 29518 vtxdginducedm1fi 29523 finsumvtxdg2ssteplem4 29527 rprmval 33481 dimkerim 33640 onvf1odlem2 35148 satfv1lem 35406 satfdm 35413 satffunlem1lem2 35447 satffunlem2lem2 35450 watvalN 40091 hvmapfval 41857 prjspval 42695 setindtr 43116 ssdifcl 43663 sssymdifcl 43664 clsk3nimkb 44132 iundjiunlem 46556 meaiuninclem 46577 meaiininclem 46583 lines 48831 |
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