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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 | Ind |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cA | . . 3 | |
2 | 1 | wind 10050 | . 2 Ind |
3 | c0 3224 | . . . 4 | |
4 | 3, 1 | wcel 1393 | . . 3 |
5 | vx | . . . . . . 7 | |
6 | 5 | cv 1242 | . . . . . 6 |
7 | 6 | csuc 4102 | . . . . 5 |
8 | 7, 1 | wcel 1393 | . . . 4 |
9 | 8, 5, 1 | wral 2306 | . . 3 |
10 | 4, 9 | wa 97 | . 2 |
11 | 2, 10 | wb 98 | 1 Ind |
Colors of variables: wff set class |
This definition is referenced by: bj-indsuc 10052 bj-indeq 10053 bj-bdind 10054 bj-indint 10055 bj-indind 10056 bj-dfom 10057 peano5setOLD 10065 bj-inf2vnlem1 10095 bj-inf2vnlem2 10096 |
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