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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 2814 |
. . 3
| |
| 2 | fvssunirng 5654 |
. . 3
| |
| 3 | 1, 2 | syl 14 |
. 2
|
| 4 | rnexg 4997 |
. . 3
| |
| 5 | uniexg 4536 |
. . 3
| |
| 6 | 4, 5 | syl 14 |
. 2
|
| 7 | ssexg 4228 |
. 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 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2204 ax-14 2205 ax-ext 2213 ax-sep 4207 ax-pow 4264 ax-pr 4299 ax-un 4530 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ral 2515 df-rex 2516 df-v 2804 df-un 3204 df-in 3206 df-ss 3213 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-br 4089 df-opab 4151 df-cnv 4733 df-dm 4735 df-rn 4736 df-iota 5286 df-fv 5334 |
| This theorem is referenced by: fvex 5659 ovexg 6052 rdgivallem 6547 frecabex 6564 mapsnconst 6863 cc2lem 7485 addvalex 8064 uzennn 10699 seq1g 10726 seqp1g 10729 seqclg 10735 seqm1g 10737 seqfeq4g 10794 lswwrd 11164 ccatlen 11176 ccatval2 11179 ccatvalfn 11182 ccatalpha 11194 eqs1 11209 swrdlen 11237 swrdfv 11238 swrdwrdsymbg 11249 swrdswrd 11290 absval 11579 climmpt 11878 strnfvnd 13120 prdsex 13370 prdsval 13374 prdsbaslemss 13375 prdsbas 13377 prdsplusgfval 13385 prdsmulrfval 13387 pwsplusgval 13396 pwsmulrval 13397 imasex 13406 imasival 13407 imasbas 13408 imasplusg 13409 imasmulr 13410 imasaddfnlemg 13415 imasaddvallemg 13416 gsumfzval 13492 gsumval2 13498 gsumsplit1r 13499 gsumprval 13500 gsumfzz 13596 gsumwsubmcl 13597 gsumfzcl 13600 grpsubval 13647 mulgval 13727 mulgfng 13729 mulgnngsum 13732 znval 14669 znle 14670 znbaslemnn 14672 znbas 14677 znzrhval 14680 znzrhfo 14681 znleval 14686 iscnp4 14961 cnpnei 14962 uhgrspansubgrlem 16146 wlkvtxiedg 16215 wlkvtxiedgg 16216 wlk1walkdom 16229 wlklenvclwlk 16243 trlsegvdeglem3 16332 trlsegvdeglem5 16334 eupth2lem3fi 16346 depindlem1 16376 |
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