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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 2219 | . . . 4 | |
2 | nfab1 2221 | . . . 4 | |
3 | 1, 2 | nfiinxy 3705 | . . 3 |
4 | nfab1 2221 | . . 3 | |
5 | 3, 4 | cleqf 2242 | . 2 |
6 | abid 2069 | . . . 4 | |
7 | 6 | ralbii 2372 | . . 3 |
8 | vex 2604 | . . . 4 | |
9 | eliin 3683 | . . . 4 | |
10 | 8, 9 | ax-mp 7 | . . 3 |
11 | abid 2069 | . . 3 | |
12 | 7, 10, 11 | 3bitr4i 210 | . 2 |
13 | 5, 12 | mpgbir 1382 | 1 |
Colors of variables: wff set class |
Syntax hints: wb 103 wceq 1284 wcel 1433 cab 2067 wral 2348 cvv 2601 ciin 3679 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 ax-io 662 ax-5 1376 ax-7 1377 ax-gen 1378 ax-ie1 1422 ax-ie2 1423 ax-8 1435 ax-10 1436 ax-11 1437 ax-i12 1438 ax-bndl 1439 ax-4 1440 ax-17 1459 ax-i9 1463 ax-ial 1467 ax-i5r 1468 ax-ext 2063 |
This theorem depends on definitions: df-bi 115 df-tru 1287 df-nf 1390 df-sb 1686 df-clab 2068 df-cleq 2074 df-clel 2077 df-nfc 2208 df-ral 2353 df-v 2603 df-iin 3681 |
This theorem is referenced by: iinrabm 3740 |
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