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Mirrors > Home > ILE Home > Th. List > Mathboxes > bdsetindis | Unicode version |
Description: Axiom of bounded set induction using implicit substitutions. (Contributed by BJ, 22-Nov-2019.) (Proof modification is discouraged.) |
Ref | Expression |
---|---|
bdsetindis.bd | BOUNDED |
bdsetindis.nf0 | |
bdsetindis.nf1 | |
bdsetindis.nf2 | |
bdsetindis.nf3 | |
bdsetindis.1 | |
bdsetindis.2 |
Ref | Expression |
---|---|
bdsetindis |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nfcv 2219 | . . . . 5 | |
2 | bdsetindis.nf0 | . . . . 5 | |
3 | 1, 2 | nfralxy 2402 | . . . 4 |
4 | bdsetindis.nf1 | . . . 4 | |
5 | 3, 4 | nfim 1504 | . . 3 |
6 | nfcv 2219 | . . . . 5 | |
7 | bdsetindis.nf3 | . . . . 5 | |
8 | 6, 7 | nfralxy 2402 | . . . 4 |
9 | bdsetindis.nf2 | . . . 4 | |
10 | 8, 9 | nfim 1504 | . . 3 |
11 | raleq 2549 | . . . . 5 | |
12 | 11 | biimprd 156 | . . . 4 |
13 | bdsetindis.2 | . . . . 5 | |
14 | 13 | equcoms 1634 | . . . 4 |
15 | 12, 14 | imim12d 73 | . . 3 |
16 | 5, 10, 15 | cbv3 1670 | . 2 |
17 | bdsetindis.1 | . . . . . 6 | |
18 | 2, 17 | bj-sbime 10584 | . . . . 5 |
19 | 18 | ralimi 2426 | . . . 4 |
20 | 19 | imim1i 59 | . . 3 |
21 | 20 | alimi 1384 | . 2 |
22 | bdsetindis.bd | . . 3 BOUNDED | |
23 | 22 | ax-bdsetind 10763 | . 2 |
24 | 16, 21, 23 | 3syl 17 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wal 1282 wnf 1389 wsb 1685 wral 2348 BOUNDED wbd 10603 |
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 ax-bdsetind 10763 |
This theorem depends on definitions: df-bi 115 df-tru 1287 df-nf 1390 df-sb 1686 df-cleq 2074 df-clel 2077 df-nfc 2208 df-ral 2353 |
This theorem is referenced by: bj-inf2vnlem3 10767 |
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