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Mirrors > Home > ILE Home > Th. List > ralm | Unicode version |
Description: Inhabited classes and restricted quantification. (Contributed by Jim Kingdon, 6-Aug-2018.) |
Ref | Expression |
---|---|
ralm |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-ral 2453 | . . . . . 6 | |
2 | 1 | imbi2i 225 | . . . . 5 |
3 | 19.38 1669 | . . . . 5 | |
4 | 2, 3 | sylbi 120 | . . . 4 |
5 | pm2.43 53 | . . . . 5 | |
6 | 5 | alimi 1448 | . . . 4 |
7 | 4, 6 | syl 14 | . . 3 |
8 | 7, 1 | sylibr 133 | . 2 |
9 | ax-1 6 | . 2 | |
10 | 8, 9 | impbii 125 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wb 104 wal 1346 wex 1485 wcel 2141 wral 2448 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-5 1440 ax-gen 1442 ax-ie1 1486 ax-ie2 1487 ax-4 1503 ax-ial 1527 ax-i5r 1528 |
This theorem depends on definitions: df-bi 116 df-ral 2453 |
This theorem is referenced by: raaan 3521 |
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