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Mirrors > Home > ILE Home > Th. List > 19.40 | Unicode version |
Description: Theorem 19.40 of [Margaris] p. 90. (Contributed by NM, 5-Aug-1993.) |
Ref | Expression |
---|---|
19.40 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | exsimpl 1597 | . 2 | |
2 | simpr 109 | . . 3 | |
3 | 2 | eximi 1580 | . 2 |
4 | 1, 3 | jca 304 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 103 wex 1472 |
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 1427 ax-gen 1429 ax-ie1 1473 ax-ie2 1474 ax-4 1490 ax-ial 1514 |
This theorem depends on definitions: df-bi 116 |
This theorem is referenced by: 19.40-2 1612 19.41h 1665 19.41 1666 exdistrfor 1780 uniin 3792 copsexg 4204 dmin 4794 imadif 5250 imainlem 5251 |
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