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Mirrors > Home > ILE Home > Th. List > reximddv | Unicode version |
Description: Deduction from Theorem 19.22 of [Margaris] p. 90. (Contributed by Thierry Arnoux, 7-Dec-2016.) |
Ref | Expression |
---|---|
reximddva.1 | |
reximddva.2 |
Ref | Expression |
---|---|
reximddv |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | reximddva.2 | . 2 | |
2 | reximddva.1 | . . . 4 | |
3 | 2 | expr 372 | . . 3 |
4 | 3 | reximdva 2532 | . 2 |
5 | 1, 4 | mpd 13 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 103 wcel 1480 wrex 2415 |
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 1423 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-4 1487 ax-17 1506 ax-ial 1514 |
This theorem depends on definitions: df-bi 116 df-nf 1437 df-ral 2419 df-rex 2420 |
This theorem is referenced by: reximddv2 2535 |
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