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Mirrors > Home > MPE Home > Th. List > df-fin6 | Structured version Visualization version Unicode version |
Description: A set is VI-finite iff it behaves finitely under . Definition VI of [Levy58] p. 4. (Contributed by Stefan O'Rear, 12-Nov-2014.) |
Ref | Expression |
---|---|
df-fin6 | FinVI |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cfin6 9105 | . 2 FinVI | |
2 | vx | . . . . . 6 | |
3 | 2 | cv 1482 | . . . . 5 |
4 | c2o 7554 | . . . . 5 | |
5 | csdm 7954 | . . . . 5 | |
6 | 3, 4, 5 | wbr 4653 | . . . 4 |
7 | 3, 3 | cxp 5112 | . . . . 5 |
8 | 3, 7, 5 | wbr 4653 | . . . 4 |
9 | 6, 8 | wo 383 | . . 3 |
10 | 9, 2 | cab 2608 | . 2 |
11 | 1, 10 | wceq 1483 | 1 FinVI |
Colors of variables: wff setvar class |
This definition is referenced by: isfin6 9122 |
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