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Mirrors > Home > ILE Home > Th. List > Mathboxes > bdcsn | Unicode version |
Description: The singleton of a setvar is bounded. (Contributed by BJ, 16-Oct-2019.) |
Ref | Expression |
---|---|
bdcsn | BOUNDED |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ax-bdeq 13018 | . . 3 BOUNDED | |
2 | 1 | bdcab 13047 | . 2 BOUNDED |
3 | df-sn 3533 | . 2 | |
4 | 2, 3 | bdceqir 13042 | 1 BOUNDED |
Colors of variables: wff set class |
Syntax hints: cab 2125 csn 3527 BOUNDED wbdc 13038 |
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-4 1487 ax-17 1506 ax-ial 1514 ax-ext 2121 ax-bd0 13011 ax-bdeq 13018 ax-bdsb 13020 |
This theorem depends on definitions: df-bi 116 df-clab 2126 df-cleq 2132 df-clel 2135 df-sn 3533 df-bdc 13039 |
This theorem is referenced by: bdcpr 13069 bdctp 13070 bdvsn 13072 bdcsuc 13078 |
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