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| Mirrors > Home > ILE Home > Th. List > fvexg | Unicode version | ||
| Description: Evaluating a set function at a set exists. (Contributed by Mario Carneiro and Jim Kingdon, 28-May-2019.) |
| Ref | Expression |
|---|---|
| fvexg |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elex 2815 |
. . 3
| |
| 2 | fvssunirng 5663 |
. . 3
| |
| 3 | 1, 2 | syl 14 |
. 2
|
| 4 | rnexg 5003 |
. . 3
| |
| 5 | uniexg 4542 |
. . 3
| |
| 6 | 4, 5 | syl 14 |
. 2
|
| 7 | ssexg 4233 |
. 2
| |
| 8 | 3, 6, 7 | syl2anr 290 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2204 ax-14 2205 ax-ext 2213 ax-sep 4212 ax-pow 4270 ax-pr 4305 ax-un 4536 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-ral 2516 df-rex 2517 df-v 2805 df-un 3205 df-in 3207 df-ss 3214 df-pw 3658 df-sn 3679 df-pr 3680 df-op 3682 df-uni 3899 df-br 4094 df-opab 4156 df-cnv 4739 df-dm 4741 df-rn 4742 df-iota 5293 df-fv 5341 |
| This theorem is referenced by: fvex 5668 ovexg 6062 suppval1 6417 suppimacnvfn 6424 suppssrst 6439 suppssrgst 6440 rdgivallem 6590 frecabex 6607 mapsnconst 6906 cc2lem 7528 addvalex 8107 uzennn 10744 seq1g 10771 seqp1g 10774 seqclg 10780 seqm1g 10782 seqfeq4g 10839 lswwrd 11209 ccatlen 11221 ccatval2 11224 ccatvalfn 11227 ccatalpha 11239 eqs1 11254 swrdlen 11282 swrdfv 11283 swrdwrdsymbg 11294 swrdswrd 11335 absval 11624 climmpt 11923 strnfvnd 13165 prdsex 13415 prdsval 13419 prdsbaslemss 13420 prdsbas 13422 prdsplusgfval 13430 prdsmulrfval 13432 pwsplusgval 13441 pwsmulrval 13442 imasex 13451 imasival 13452 imasbas 13453 imasplusg 13454 imasmulr 13455 imasaddfnlemg 13460 imasaddvallemg 13461 gsumfzval 13537 gsumval2 13543 gsumsplit1r 13544 gsumprval 13545 gsumfzz 13641 gsumwsubmcl 13642 gsumfzcl 13645 grpsubval 13692 mulgval 13772 mulgfng 13774 mulgnngsum 13777 znval 14715 znle 14716 znbaslemnn 14718 znbas 14723 znzrhval 14726 znzrhfo 14727 znleval 14732 iscnp4 15012 cnpnei 15013 uhgrspansubgrlem 16200 wlkvtxiedg 16269 wlkvtxiedgg 16270 wlk1walkdom 16283 wlklenvclwlk 16297 trlsegvdeglem3 16386 trlsegvdeglem5 16388 eupth2lem3fi 16400 depindlem1 16430 |
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