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Mirrors > Home > ILE Home > Th. List > vtocld | Unicode version |
Description: Implicit substitution of a class for a setvar variable. (Contributed by Mario Carneiro, 15-Oct-2016.) |
Ref | Expression |
---|---|
vtocld.1 |
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vtocld.2 |
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vtocld.3 |
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Ref | Expression |
---|---|
vtocld |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | vtocld.1 |
. 2
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2 | vtocld.2 |
. 2
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3 | vtocld.3 |
. 2
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4 | nfv 1489 |
. 2
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5 | nfcvd 2254 |
. 2
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6 | nfvd 1490 |
. 2
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7 | 1, 2, 3, 4, 5, 6 | vtocldf 2706 |
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-5 1404 ax-7 1405 ax-gen 1406 ax-ie1 1450 ax-ie2 1451 ax-8 1463 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-3an 945 df-nf 1418 df-sb 1717 df-clab 2100 df-cleq 2106 df-clel 2109 df-nfc 2242 df-v 2657 |
This theorem is referenced by: funfvima3 5603 isbth 6804 frec2uzuzd 10061 |
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