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Mirrors > Home > ILE Home > Th. List > cbvdisjv | Unicode version |
Description: Change bound variables in a disjoint collection. (Contributed by Mario Carneiro, 11-Dec-2016.) |
Ref | Expression |
---|---|
cbvdisjv.1 |
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Ref | Expression |
---|---|
cbvdisjv |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nfcv 2253 |
. 2
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2 | nfcv 2253 |
. 2
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3 | cbvdisjv.1 |
. 2
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4 | 1, 2, 3 | cbvdisj 3880 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() ![]() ![]() |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-io 681 ax-5 1404 ax-7 1405 ax-gen 1406 ax-ie1 1450 ax-ie2 1451 ax-8 1463 ax-10 1464 ax-11 1465 ax-i12 1466 ax-bndl 1467 ax-4 1468 ax-17 1487 ax-i9 1491 ax-ial 1495 ax-i5r 1496 ax-ext 2095 |
This theorem depends on definitions: df-bi 116 df-tru 1315 df-nf 1418 df-sb 1717 df-eu 1976 df-mo 1977 df-cleq 2106 df-clel 2109 df-nfc 2242 df-rex 2394 df-reu 2395 df-rmo 2396 df-disj 3871 |
This theorem is referenced by: (None) |
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