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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 2812 |
. . 3
| |
| 2 | fvssunirng 5650 |
. . 3
| |
| 3 | 1, 2 | syl 14 |
. 2
|
| 4 | rnexg 4995 |
. . 3
| |
| 5 | uniexg 4534 |
. . 3
| |
| 6 | 4, 5 | syl 14 |
. 2
|
| 7 | ssexg 4226 |
. 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 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-13 2202 ax-14 2203 ax-ext 2211 ax-sep 4205 ax-pow 4262 ax-pr 4297 ax-un 4528 |
| This theorem depends on definitions: df-bi 117 df-3an 1004 df-tru 1398 df-nf 1507 df-sb 1809 df-eu 2080 df-mo 2081 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ral 2513 df-rex 2514 df-v 2802 df-un 3202 df-in 3204 df-ss 3211 df-pw 3652 df-sn 3673 df-pr 3674 df-op 3676 df-uni 3892 df-br 4087 df-opab 4149 df-cnv 4731 df-dm 4733 df-rn 4734 df-iota 5284 df-fv 5332 |
| This theorem is referenced by: fvex 5655 ovexg 6047 rdgivallem 6542 frecabex 6559 mapsnconst 6858 cc2lem 7475 addvalex 8054 uzennn 10688 seq1g 10715 seqp1g 10718 seqclg 10724 seqm1g 10726 seqfeq4g 10783 lswwrd 11150 ccatlen 11162 ccatval2 11165 ccatvalfn 11168 ccatalpha 11180 eqs1 11195 swrdlen 11223 swrdfv 11224 swrdwrdsymbg 11235 swrdswrd 11276 absval 11552 climmpt 11851 strnfvnd 13092 prdsex 13342 prdsval 13346 prdsbaslemss 13347 prdsbas 13349 prdsplusgfval 13357 prdsmulrfval 13359 pwsplusgval 13368 pwsmulrval 13369 imasex 13378 imasival 13379 imasbas 13380 imasplusg 13381 imasmulr 13382 imasaddfnlemg 13387 imasaddvallemg 13388 gsumfzval 13464 gsumval2 13470 gsumsplit1r 13471 gsumprval 13472 gsumfzz 13568 gsumwsubmcl 13569 gsumfzcl 13572 grpsubval 13619 mulgval 13699 mulgfng 13701 mulgnngsum 13704 znval 14640 znle 14641 znbaslemnn 14643 znbas 14648 znzrhval 14651 znzrhfo 14652 znleval 14657 iscnp4 14932 cnpnei 14933 wlkvtxiedg 16142 wlkvtxiedgg 16143 wlk1walkdom 16156 wlklenvclwlk 16170 |
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