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Mirrors > Home > ILE Home > Th. List > Mathboxes > df-bj-ind | Unicode version |
Description: Define the property of being an inductive class. (Contributed by BJ, 30-Nov-2019.) |
Ref | Expression |
---|---|
df-bj-ind |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cA |
. . 3
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2 | 1 | wind 9385 |
. 2
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3 | c0 3218 |
. . . 4
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4 | 3, 1 | wcel 1390 |
. . 3
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5 | vx |
. . . . . . 7
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6 | 5 | cv 1241 |
. . . . . 6
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7 | 6 | csuc 4068 |
. . . . 5
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8 | 7, 1 | wcel 1390 |
. . . 4
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9 | 8, 5, 1 | wral 2300 |
. . 3
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10 | 4, 9 | wa 97 |
. 2
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11 | 2, 10 | wb 98 |
1
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Colors of variables: wff set class |
This definition is referenced by: bj-indsuc 9387 bj-indeq 9388 bj-bdind 9389 bj-indint 9390 bj-indind 9391 bj-dfom 9392 peano5setOLD 9400 bj-inf2vnlem1 9430 bj-inf2vnlem2 9431 |
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