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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 6051 rdgivallem 6546 frecabex 6563 mapsnconst 6862 cc2lem 7484 addvalex 8063 uzennn 10697 seq1g 10724 seqp1g 10727 seqclg 10733 seqm1g 10735 seqfeq4g 10792 lswwrd 11159 ccatlen 11171 ccatval2 11174 ccatvalfn 11177 ccatalpha 11189 eqs1 11204 swrdlen 11232 swrdfv 11233 swrdwrdsymbg 11244 swrdswrd 11285 absval 11561 climmpt 11860 strnfvnd 13101 prdsex 13351 prdsval 13355 prdsbaslemss 13356 prdsbas 13358 prdsplusgfval 13366 prdsmulrfval 13368 pwsplusgval 13377 pwsmulrval 13378 imasex 13387 imasival 13388 imasbas 13389 imasplusg 13390 imasmulr 13391 imasaddfnlemg 13396 imasaddvallemg 13397 gsumfzval 13473 gsumval2 13479 gsumsplit1r 13480 gsumprval 13481 gsumfzz 13577 gsumwsubmcl 13578 gsumfzcl 13581 grpsubval 13628 mulgval 13708 mulgfng 13710 mulgnngsum 13713 znval 14649 znle 14650 znbaslemnn 14652 znbas 14657 znzrhval 14660 znzrhfo 14661 znleval 14666 iscnp4 14941 cnpnei 14942 uhgrspansubgrlem 16126 wlkvtxiedg 16195 wlkvtxiedgg 16196 wlk1walkdom 16209 wlklenvclwlk 16223 trlsegvdeglem3 16312 trlsegvdeglem5 16314 |
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