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| Mirrors > Home > ILE Home > Th. List > iunexg | Unicode version | ||
| Description: The existence of an
indexed union. |
| Ref | Expression |
|---|---|
| iunexg |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dfiun2g 3997 |
. . 3
| |
| 2 | 1 | adantl 277 |
. 2
|
| 3 | abrexexg 6269 |
. . . 4
| |
| 4 | uniexg 4530 |
. . . 4
| |
| 5 | 3, 4 | syl 14 |
. . 3
|
| 6 | 5 | adantr 276 |
. 2
|
| 7 | 2, 6 | eqeltrd 2306 |
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-coll 4199 ax-sep 4202 ax-pow 4258 ax-pr 4293 ax-un 4524 |
| 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-reu 2515 df-rab 2517 df-v 2801 df-sbc 3029 df-csb 3125 df-un 3201 df-in 3203 df-ss 3210 df-pw 3651 df-sn 3672 df-pr 3673 df-op 3675 df-uni 3889 df-iun 3967 df-br 4084 df-opab 4146 df-mpt 4147 df-id 4384 df-xp 4725 df-rel 4726 df-cnv 4727 df-co 4728 df-dm 4729 df-rn 4730 df-res 4731 df-ima 4732 df-iota 5278 df-fun 5320 df-fn 5321 df-f 5322 df-f1 5323 df-fo 5324 df-f1o 5325 df-fv 5326 |
| This theorem is referenced by: abrexex2g 6271 opabex3d 6272 opabex3 6273 iunex 6274 xpexgALT 6284 mpoexxg 6362 rdgtfr 6526 rdgruledefgg 6527 rdgivallem 6533 ixpexgg 6877 ixpssmapg 6883 wrdexg 11095 ptex 13313 imasex 13354 imasival 13355 imasbas 13356 imasplusg 13357 imasmulr 13358 reldvg 15369 |
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