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Mirrors > Home > ILE Home > Th. List > Mathboxes > bdcint | Unicode version |
Description: The intersection of a setvar is a bounded class. (Contributed by BJ, 16-Oct-2019.) |
Ref | Expression |
---|---|
bdcint |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ax-bdel 14869 |
. . . . 5
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2 | 1 | ax-bdal 14866 |
. . . 4
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3 | df-ral 2470 |
. . . 4
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4 | 2, 3 | bd0 14872 |
. . 3
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5 | 4 | bdcab 14897 |
. 2
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6 | df-int 3857 |
. 2
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7 | 5, 6 | bdceqir 14892 |
1
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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-5 1457 ax-gen 1459 ax-ie1 1503 ax-ie2 1504 ax-4 1520 ax-17 1536 ax-ial 1544 ax-ext 2169 ax-bd0 14861 ax-bdal 14866 ax-bdel 14869 ax-bdsb 14870 |
This theorem depends on definitions: df-bi 117 df-clab 2174 df-cleq 2180 df-clel 2183 df-ral 2470 df-int 3857 df-bdc 14889 |
This theorem is referenced by: (None) |
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