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Mirrors > Home > ILE Home > Th. List > Mathboxes > bdph | Unicode version |
Description: A formula which defines (by class abstraction) a bounded class is bounded. (Contributed by BJ, 6-Oct-2019.) |
Ref | Expression |
---|---|
bdph.1 | BOUNDED |
Ref | Expression |
---|---|
bdph | BOUNDED |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | bdph.1 | . . . . 5 BOUNDED | |
2 | 1 | bdeli 13033 | . . . 4 BOUNDED |
3 | df-clab 2124 | . . . 4 | |
4 | 2, 3 | bd0 13011 | . . 3 BOUNDED |
5 | 4 | ax-bdsb 13009 | . 2 BOUNDED |
6 | sbid2v 1969 | . 2 | |
7 | 5, 6 | bd0 13011 | 1 BOUNDED |
Colors of variables: wff set class |
Syntax hints: wcel 1480 wsb 1735 cab 2123 BOUNDED wbd 12999 BOUNDED wbdc 13027 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-5 1423 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-8 1482 ax-11 1484 ax-4 1487 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-bd0 13000 ax-bdsb 13009 |
This theorem depends on definitions: df-bi 116 df-sb 1736 df-clab 2124 df-bdc 13028 |
This theorem is referenced by: bds 13038 |
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