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| Mirrors > Home > ILE Home > Th. List > iinab | Unicode version | ||
| Description: Indexed intersection of a class builder. (Contributed by NM, 6-Dec-2011.) |
| Ref | Expression |
|---|---|
| iinab |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nfcv 2339 |
. . . 4
| |
| 2 | nfab1 2341 |
. . . 4
| |
| 3 | 1, 2 | nfiinxy 3944 |
. . 3
|
| 4 | nfab1 2341 |
. . 3
| |
| 5 | 3, 4 | cleqf 2364 |
. 2
|
| 6 | abid 2184 |
. . . 4
| |
| 7 | 6 | ralbii 2503 |
. . 3
|
| 8 | vex 2766 |
. . . 4
| |
| 9 | eliin 3922 |
. . . 4
| |
| 10 | 8, 9 | ax-mp 5 |
. . 3
|
| 11 | abid 2184 |
. . 3
| |
| 12 | 7, 10, 11 | 3bitr4i 212 |
. 2
|
| 13 | 5, 12 | mpgbir 1467 |
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 710 ax-5 1461 ax-7 1462 ax-gen 1463 ax-ie1 1507 ax-ie2 1508 ax-8 1518 ax-10 1519 ax-11 1520 ax-i12 1521 ax-bndl 1523 ax-4 1524 ax-17 1540 ax-i9 1544 ax-ial 1548 ax-i5r 1549 ax-ext 2178 |
| This theorem depends on definitions: df-bi 117 df-tru 1367 df-nf 1475 df-sb 1777 df-clab 2183 df-cleq 2189 df-clel 2192 df-nfc 2328 df-ral 2480 df-v 2765 df-iin 3920 |
| This theorem is referenced by: iinrabm 3980 |
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