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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 2785 |
. . 3
| |
| 2 | fvssunirng 5603 |
. . 3
| |
| 3 | 1, 2 | syl 14 |
. 2
|
| 4 | rnexg 4951 |
. . 3
| |
| 5 | uniexg 4493 |
. . 3
| |
| 6 | 4, 5 | syl 14 |
. 2
|
| 7 | ssexg 4190 |
. 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 711 ax-5 1471 ax-7 1472 ax-gen 1473 ax-ie1 1517 ax-ie2 1518 ax-8 1528 ax-10 1529 ax-11 1530 ax-i12 1531 ax-bndl 1533 ax-4 1534 ax-17 1550 ax-i9 1554 ax-ial 1558 ax-i5r 1559 ax-13 2179 ax-14 2180 ax-ext 2188 ax-sep 4169 ax-pow 4225 ax-pr 4260 ax-un 4487 |
| This theorem depends on definitions: df-bi 117 df-3an 983 df-tru 1376 df-nf 1485 df-sb 1787 df-eu 2058 df-mo 2059 df-clab 2193 df-cleq 2199 df-clel 2202 df-nfc 2338 df-ral 2490 df-rex 2491 df-v 2775 df-un 3174 df-in 3176 df-ss 3183 df-pw 3622 df-sn 3643 df-pr 3644 df-op 3646 df-uni 3856 df-br 4051 df-opab 4113 df-cnv 4690 df-dm 4692 df-rn 4693 df-iota 5240 df-fv 5287 |
| This theorem is referenced by: fvex 5608 ovexg 5990 rdgivallem 6479 frecabex 6496 mapsnconst 6793 cc2lem 7393 addvalex 7972 uzennn 10598 seq1g 10625 seqp1g 10628 seqclg 10634 seqm1g 10636 seqfeq4g 10693 lswwrd 11057 ccatlen 11069 ccatval2 11072 ccatvalfn 11075 eqs1 11100 swrdlen 11123 swrdfv 11124 swrdwrdsymbg 11135 swrdswrd 11176 absval 11382 climmpt 11681 strnfvnd 12922 prdsex 13171 prdsval 13175 prdsbaslemss 13176 prdsbas 13178 prdsplusgfval 13186 prdsmulrfval 13188 pwsplusgval 13197 pwsmulrval 13198 imasex 13207 imasival 13208 imasbas 13209 imasplusg 13210 imasmulr 13211 imasaddfnlemg 13216 imasaddvallemg 13217 gsumfzval 13293 gsumval2 13299 gsumsplit1r 13300 gsumprval 13301 gsumfzz 13397 gsumwsubmcl 13398 gsumfzcl 13401 grpsubval 13448 mulgval 13528 mulgfng 13530 mulgnngsum 13533 znval 14468 znle 14469 znbaslemnn 14471 znbas 14476 znzrhval 14479 znzrhfo 14480 znleval 14485 iscnp4 14760 cnpnei 14761 |
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