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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 1462 |
. 2
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5 | nfcvd 2224 |
. 2
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6 | nfvd 1463 |
. 2
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7 | 1, 2, 3, 4, 5, 6 | vtocldf 2659 |
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 104 ax-ia2 105 ax-ia3 106 ax-5 1377 ax-7 1378 ax-gen 1379 ax-ie1 1423 ax-ie2 1424 ax-8 1436 ax-4 1441 ax-17 1460 ax-i9 1464 ax-ial 1468 ax-i5r 1469 ax-ext 2065 |
This theorem depends on definitions: df-bi 115 df-3an 922 df-nf 1391 df-sb 1688 df-clab 2070 df-cleq 2076 df-clel 2079 df-nfc 2212 df-v 2612 |
This theorem is referenced by: funfvima3 5444 frec2uzuzd 9536 |
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