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Mirrors > Home > ILE Home > Th. List > Mathboxes > bdrmo | Unicode version |
Description: Boundedness of existential at-most-one. (Contributed by BJ, 16-Oct-2019.) |
Ref | Expression |
---|---|
bdrmo.1 |
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Ref | Expression |
---|---|
bdrmo |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | bdrmo.1 |
. . . 4
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2 | 1 | ax-bdex 15057 |
. . 3
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3 | 1 | bdreu 15093 |
. . 3
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4 | 2, 3 | ax-bdim 15052 |
. 2
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5 | rmo5 2706 |
. 2
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6 | 4, 5 | bd0r 15063 |
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-io 710 ax-5 1458 ax-7 1459 ax-gen 1460 ax-ie1 1504 ax-ie2 1505 ax-8 1515 ax-10 1516 ax-11 1517 ax-i12 1518 ax-bndl 1520 ax-4 1521 ax-17 1537 ax-i9 1541 ax-ial 1545 ax-i5r 1546 ax-ext 2171 ax-bd0 15051 ax-bdim 15052 ax-bdan 15053 ax-bdal 15056 ax-bdex 15057 ax-bdeq 15058 |
This theorem depends on definitions: df-bi 117 df-nf 1472 df-sb 1774 df-eu 2041 df-mo 2042 df-cleq 2182 df-clel 2185 df-ral 2473 df-rex 2474 df-reu 2475 df-rmo 2476 |
This theorem is referenced by: (None) |
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